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Custom HTML Shopify Apps

Find top-rated Custom HTML tools for Shopify. Explore 20+ apps with detailed reviews, pricing information, and feature comparisons.

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We've analyzed thousands of custom html apps to identify the top performers based on ratings and install counts.

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Don't just Recommend. Show X% of Customers who Also Bought. Why choose OnVoard Product Recommender? Our app don't just display product recommendations. We make product recommendations more compelling by adding social proofs like "25% of customers bought this together" to convince customers WHY they should add product to cart. This is our app differentiation VS other product recommendations app. For GDPR, data are hosted in EU. Why choose OnVoard Product Recommender? Our app don't just display product recommendations. We make product recommendations more compelling by adding social proofs like "25% of customers bought this together" to convince customers WHY they should add product to cart. This is our app differentiation VS other product recommendations app. For GDPR, data are hosted in EU. more Style Editor: Customize product recommendations based on your store design Meta Labels: Use social proofs to enhance product recommendations Filtering: Use filters to exclude products based on rating, quantity, tags etc. Revenue Tracking: Identify assisted revenue generated recommendations Analytics: View analytics to identify top-performing recommendations

5.0(Reviews)

Customize the variant picker with visual swatches and show matching images for each variant. OPTIS turns your theme’s plain text variant picker into visual choices with color swatches, image swatches and more. Show matching variant images and descriptions for selected options, helping shoppers choose faster and reduce confusion. Highlight variants with auto sold-out, new, sale & low-stock badges, or create custom badges. Customize your picker separately for desktop and mobile. Give your store a polished look with seamless Shopify theme integration & 24/7 chat support. OPTIS turns your theme’s plain text variant picker into visual choices with color swatches, image swatches and more. Show matching variant images and descriptions for selected options, helping shoppers choose faster and reduce confusion. Highlight variants with auto sold-out, new, sale & low-stock badges, or create custom badges. Customize your picker separately for desktop and mobile. Give your store a polished look with seamless Shopify theme integration & 24/7 chat support. more Color & Image Swatches: on product pages and all product cards across your store Variant Images: show only selected variant photos for a clean gallery that sells Variant Badges: highlight key variants with sold-out, new, sale or custom badges Product Groups: link related products as variants, each with an SEO-friendly URL Bulk upload swatches, add variant descriptions and require variant selection

5.0(Reviews)

Allows to create various custom fields for product. Effective product option can help to boost sales Unlimited variant options with conditional logic. Options include dropdown, image upload, single and multi-line text input, radio button, checkbox, date-picker, label, file upload, swatches, products etc. Optionify will help to sell personalized and custom products in a store. If you sell a product that has lots of options or variants and need extra fields to show in the front-end then this app will be your reliable choice. This app will help to make products more important to customers. Unlimited variant options with conditional logic. Options include dropdown, image upload, single and multi-line text input, radio button, checkbox, date-picker, label, file upload, swatches, products etc. Optionify will help to sell personalized and custom products in a store. If you sell a product that has lots of options or variants and need extra fields to show in the front-end then this app will be your reliable choice. This app will help to make products more important to customers. more Faster and easier way to create Extra Option fields with Conditional Logic Convert more customers and help to increase sales by decorating products Easily create custom options with value & price Add an unlimited number of options for products Options include drop-down, swatch, file upload, text, date-picker etc.

4.4(Reviews)

Add unlimited options beyond the 3 native product options. 21 types that don't create variants Optionize adds unlimited custom product options so shoppers can personalize before checkout, without using the three native product options or creating extra variants. Choose from 21 option types: text, swatches, file upload, date/time, dimension, and more. Use AI to draft option sets quickly. Add conditional logic, add-on prices, and linked products when you need them. A live preview shows options before you publish. Custom CSS, multi-currency, and translations are supported. Optionize adds unlimited custom product options so shoppers can personalize before checkout, without using the three native product options or creating extra variants. Choose from 21 option types: text, swatches, file upload, date/time, dimension, and more. Use AI to draft option sets quickly. Add conditional logic, add-on prices, and linked products when you need them. A live preview shows options before you publish. Custom CSS, multi-currency, and translations are supported. more Unlimited options and option sets beyond the 3 native product options 21 option types: text, swatches, uploads, dates, dimension, and more Options that don't create variants, keeping catalogs clean and flexible Conditional logic: show or hide options based on customer choices AI-assisted option sets: draft personalization fields in minutes

4.4(Reviews)

Personalize products w/ infinite options, text, swatches, file uploads, price addon & live preview Unlock infinite bold product options & flexible variant options beyond Shopify variant limits, built for personalization. Let customers add custom text, upload images, choose sizes, fonts & real-time preview their choices on product page. Collect customer inputs before checkout. Boost AOV with add-ons, bundles, gift wraps & extra prices. Create clean buying flow with conditional logic, option groups, cart page edits, variant-specific images. Easy to use, simple to manage, with 24/7 live support. Unlock infinite bold product options & flexible variant options beyond Shopify variant limits, built for personalization. Let customers add custom text, upload images, choose sizes, fonts & real-time preview their choices on product page. Collect customer inputs before checkout. Boost AOV with add-ons, bundles, gift wraps & extra prices. Create clean buying flow with conditional logic, option groups, cart page edits, variant-specific images. Easy to use, simple to manage, with 24/7 live support. more 20+ options: text box, color image swatch, dropdown, file upload, checkbox, date Price add on & product add-ons for bundles, upsell & track inventory Product personalizer: font picker, image upload, engraving option & live preview Multiple variant images, gift wraps, size chart, cart page variant option edit Fully compatible with all Shopify discounts, integrated into your products offer

4.9(Reviews)

Slide cart drawer with cart upsell & free gifts, plus post purchase upsell & thank you page upsell Oxify turns your side cart into a slide cart drawer with cart upsell, in-cart upsell, cross-sell & add-ons. Boost AOV with post purchase upsell, checkout upsell, thank you page upsell & product page upsell. Add frequently bought together bundles, free gift with purchase, gift wrap, BOGO, volume discounts & discount codes. Reduce cart abandonment with a reward bar, free shipping bar, announcement bar with countdown timer, sticky cart & trust badges. Subscriptions, multi-language & multi-currency. Oxify turns your side cart into a slide cart drawer with cart upsell, in-cart upsell, cross-sell & add-ons. Boost AOV with post purchase upsell, checkout upsell, thank you page upsell & product page upsell. Add frequently bought together bundles, free gift with purchase, gift wrap, BOGO, volume discounts & discount codes. Reduce cart abandonment with a reward bar, free shipping bar, announcement bar with countdown timer, sticky cart & trust badges. Subscriptions, multi-language & multi-currency. more Slide cart drawer with cart upsell, in-cart upsell, cross-sell & FBT bundles Post purchase upsell, checkout upsell & thank you page upsell to boost AOV Product page upsell, frequently bought together bundles & cart add-ons Reward bar, free shipping bar, announcement bar, countdown timer & sticky cart Free gift with purchase, BOGO, volume discounts & upsell with discount codes

4.9(Reviews)

AI page builder for home, product, collection, landing, about and contact pages. No code. PageFly is an AI page builder and drag and drop page editor for Shopify. Build your home page, product page, collection page, landing page, FAQ, about us, contact us and custom page with our AI page & section generator and 320+ templates. Maximize sales with A/B testing, click heatmaps, funnel analytics, and 130+ app integrations. In Sidekick and Claude, ask PageFly to build a landing or product page. Localize pages per Shopify Market and add a cart drawer with upsells and bundles (beta). PageFly is an AI page builder and drag and drop page editor for Shopify. Build your home page, product page, collection page, landing page, FAQ, about us, contact us and custom page with our AI page & section generator and 320+ templates. Maximize sales with A/B testing, click heatmaps, funnel analytics, and 130+ app integrations. In Sidekick and Claude, ask PageFly to build a landing or product page. Localize pages per Shopify Market and add a cart drawer with upsells and bundles (beta). more Build fast: AI page/section generation, drag-and-drop, and 320+ templates. Markets (beta): Localize page content and design per Shopify Market. Works in Sidekick and Claude: build a landing or product page, find templates. Find and fix: A/B tests, AI page audit, click heatmaps, and funnel drop-offs. Cart drawer (beta): Upsells, bundles, and shipping goals inside the cart.

4.9(Reviews)

Add a sticky add-to-cart bar to every page. Always-visible cart access with banners. Customers leave product pages and forget to buy. Sticky Cart keeps an add-to-cart bar visible as they scroll, so they can add items without scrolling back up. On non-product pages, it shows a cart summary with item count and total. Add banner messages for announcements, countdown urgency timers, or free shipping progress bars. Control where it appears with page, product, collection, customer, and market targeting rules. Works on mobile and desktop with full color customization. Customers leave product pages and forget to buy. Sticky Cart keeps an add-to-cart bar visible as they scroll, so they can add items without scrolling back up. On non-product pages, it shows a cart summary with item count and total. Add banner messages for announcements, countdown urgency timers, or free shipping progress bars. Control where it appears with page, product, collection, customer, and market targeting rules. Works on mobile and desktop with full color customization. more Sticky add-to-cart bar on product pages with variant selector Cart summary bar with item count on all other pages Banner messages: custom, countdown timer, free shipping bar Display rules for pages, products, customers, and markets Analytics dashboard tracking carts generated and events

0.0(Reviews)

Shop easily with PDP Star! Enjoy Coupled With, Recently Viewed, and Pin code Checker features. Unlock growth opportunities with essential features like "Coupled With" for upselling. Let customers easily find and revisit previously viewed products with "Recently Viewed", ensure seamless delivery with "Pincode Checker", and bring shoppers back with automatic back-in-stock email alerts through "Notify Me".Streamline operations, capitalize on sales, and thrive in the marketplace with PDP Star's intuitive product page tools and support. Invest in your business's success, choose PDP Star today! Unlock growth opportunities with essential features like "Coupled With" for upselling. Let customers easily find and revisit previously viewed products with "Recently Viewed", ensure seamless delivery with "Pincode Checker", and bring shoppers back with automatic back-in-stock email alerts through "Notify Me".Streamline operations, capitalize on sales, and thrive in the marketplace with PDP Star's intuitive product page tools and support. Invest in your business's success, choose PDP Star today! more Notify Me: Email customers when out-of-stock products are back in stock. Pincode Checker: Allow customers to verify delivery availability in their area. Product Labels & Coupled With: Highlight products & promote bundles to boost AOV Size Charts & FAQ: Guide customers in selecting the correct product. Other Features: Breadcrumbs, Recently Viewed, and Sticky Add to Cart/Buy Now.

0.0(Reviews)

Boost profits with AI personalized upsell & cross-sell offers at every step of the shopper's journey PersonalizerAI's personalization engine will deliver highly converting and profitable recommendations in the right places, at the right time. Don't miss any opportunity to sell more. Earn additional revenue from every customer by displaying personalized upsell & cross-sell recommendations on your product page, cart, collection, blogs, post-purchase & more. Boost AOV & revenue by delivering personalized recommendations throughout your entire store from pre-purchase to post-purchase. PersonalizerAI's personalization engine will deliver highly converting and profitable recommendations in the right places, at the right time. Don't miss any opportunity to sell more. Earn additional revenue from every customer by displaying personalized upsell & cross-sell recommendations on your product page, cart, collection, blogs, post-purchase & more. Boost AOV & revenue by delivering personalized recommendations throughout your entire store from pre-purchase to post-purchase. more Profitable click-worthy personalized recommendations powered by Google AI AI personalized "Frequently Bought Together, Similar Items, You May Also Like” AI personalized upsell & cross-sell recommendations for product page & cart

5.0(Reviews)

Sell custom framed prints, canvas wall art & AI-generated portraits. Live design. Print Ready Files. Customers can't buy what they can't picture. Photo Frame Customizer- Live gives every shopper a live design studio on your product page- upload a photo, pick a frame, adjust the size, generate AI art, and checkout with confidence. You receive a print-ready file for every order automatically. No back-and-forth. No manual prep. Just sales. Your customers upload a photo, select an artistic style, and receive a unique framed AI artwork ready to order. No design skills required on their end. Customers can't buy what they can't picture. Photo Frame Customizer- Live gives every shopper a live design studio on your product page- upload a photo, pick a frame, adjust the size, generate AI art, and checkout with confidence. You receive a print-ready file for every order automatically. No back-and-forth. No manual prep. Just sales. Your customers upload a photo, select an artistic style, and receive a unique framed AI artwork ready to order. No design skills required on their end. more AI art generator- Portraits, pet art, family art etc. Add more AI custom styles. Live frame preview- Real-time visualization as customers customize Frame color selector- Configure black, white, wood, gold, or any custom finish Size configurator- Customers see the photo rescale live as sizes change Print-ready file automation- Every order arrives production-ready in your admin

5.0(Reviews)

Create custom size charts that match your brand. Easy setup, fast loading, flexible rules. Build custom size charts that reduce returns and improve customer confidence. Use the size chart builder to create size guides with 10 module types, custom colors, fonts, and layouts that match your store perfectly. Easily import existing size data or export size charts for backup. Target size charts to specific products, collections, vendors, or product types. Professional design loads instantly without slowing down your store performance.​​​​​​​​​​​​​​​​ Optimised and mobile ready. Build custom size charts that reduce returns and improve customer confidence. Use the size chart builder to create size guides with 10 module types, custom colors, fonts, and layouts that match your store perfectly. Easily import existing size data or export size charts for backup. Target size charts to specific products, collections, vendors, or product types. Professional design loads instantly without slowing down your store performance.​​​​​​​​​​​​​​​​ Optimised and mobile ready. more Drag & drop chart builder with 10 module types, custom colors, fonts and layouts Smart targeting for products, collections, vendors, and product types Import/export functionality for easy data management and backup Lightweight design that maintains store performance Flexible button placement anywhere on product pages

0.0(Reviews)

Boost sales with discounts and upsells, and increase conversions with the side cart and checkout! Create any type of promotion: quantity breaks, bundles, Buy X Get Y (BOGO), automatic free gifts, upsells, flash sales, coupon codes, cart discounts, and more. Segment your promotions by market and customer. Increase conversions with our smart cart drawer — progress bar, upsells, gift selector, announcements, promotions and more. Raise average order value by adding upsells on the checkout, post-purchase, thank-you, and order status pages. Create any type of promotion: quantity breaks, bundles, Buy X Get Y (BOGO), automatic free gifts, upsells, flash sales, coupon codes, cart discounts, and more. Segment your promotions by market and customer. Increase conversions with our smart cart drawer — progress bar, upsells, gift selector, announcements, promotions and more. Raise average order value by adding upsells on the checkout, post-purchase, thank-you, and order status pages. more Increase sales with advanced promotions: bundles, free gifts, discounts, etc Convert with the cart drawer: real-time upsells, gifts, and discounts Show upsells on the checkout and thank-you pages to increase average order value Segment all promotions and carts by markets or customers Built on Shopify Functions, compatible with any other discount or coupon code

4.8(Reviews)

Theme section library, metaobject to build your entire store, add to any theme, edit in theme editor Working from a standard theme and want something that looks professional, visually compelling, and fully aligned with your brand universe without a complex page-builder or expensive developers? ECB lets you solve that issue with a SEO-optimized section library, prebuilt templates, metaobjects - all in one. Start faster with/ customisable theme sections - circle menus (built-in rich snippets), shoppable videos, comparison charts, parallax effects, scrolling logo lists, upsell/cross-sell products. Working from a standard theme and want something that looks professional, visually compelling, and fully aligned with your brand universe without a complex page-builder or expensive developers? ECB lets you solve that issue with a SEO-optimized section library, prebuilt templates, metaobjects - all in one. Start faster with/ customisable theme sections - circle menus (built-in rich snippets), shoppable videos, comparison charts, parallax effects, scrolling logo lists, upsell/cross-sell products. more Build with AI: generate theme blocks to tailor product, home, or landing pages. CRO-optimized pages: Build with 100+ prebuilt templates & 238+ premade sections. Flex custom sections: Drag & drop, multi-column layouts & built-in app blocks. Prebuilt metaobject templates: use metaobjects, metafields as dynamic sources. Quickly migrate templates created by Easy Content Builder to a new theme.

4.3(Reviews)

Increase Sales by Displaying Unit Prices for Wholesale Products in Your Preferred Format! Enhance pricing transparency with Price Panda – Price Per Unit! Set up units like meters, kilograms, or liters to fit your products. Ideal for wholesale stores selling groceries, fabrics, liquids, hardware, and more. Now, sell products in decimal quantities for precise pricing. This automated, no-code solution seamlessly displays unit prices, ensuring customers see the exact value they get. Perfect for bulk, sets, and variable measurements—boost trust and sales effortlessly! Enhance pricing transparency with Price Panda – Price Per Unit! Set up units like meters, kilograms, or liters to fit your products. Ideal for wholesale stores selling groceries, fabrics, liquids, hardware, and more. Now, sell products in decimal quantities for precise pricing. This automated, no-code solution seamlessly displays unit prices, ensuring customers see the exact value they get. Perfect for bulk, sets, and variable measurements—boost trust and sales effortlessly! more Boost Clarity: Show unit prices on product & collection pages for easy shopping. Sell Precisely: Customize decimals to sell exact amounts like 1.5 kg or 2.75 m. Save Time: Auto-display unit prices & manage products with one-click linking. Stay Flexible: Set global rules or customize pricing for individual products. Hassle-Free: Easily integrates with your store—no coding or manual work needed.

4.9(Reviews)

Gamify your store with a playful, no-code quiz that recommends products shoppers actually want. Product Quiz Builder turns every visitor into a guided shopping experience. No more endless scrolling or second-guessing just a few fun questions and shoppers land on exactly what they need. Build skin-type finders, style matchers, or "shop by concern" quizzes in minutes, no code required. Personalized paths mean higher engagement, fewer bounces, and carts that actually convert. Give your store the assistant that never sleeps, never gets tired of questions, and never lets a good customer walk Product Quiz Builder turns every visitor into a guided shopping experience. No more endless scrolling or second-guessing just a few fun questions and shoppers land on exactly what they need. Build skin-type finders, style matchers, or "shop by concern" quizzes in minutes, no code required. Personalized paths mean higher engagement, fewer bounces, and carts that actually convert. Give your store the assistant that never sleeps, never gets tired of questions, and never lets a good customer walk more Launch in Minutes: Intuitive no-code quiz builder designed for quick setup. Smart Recommendations: Advanced weighted scoring matches buyers to exact items. Drive Immediate Sales: Auto-apply discount codes to boost quiz completions. Flexible Deployment: Launch targeted quizzes for specific pages or collections. Track Real ROI: Detailed analytics show exact sales and revenue generated.

0.0(Reviews)

Increase sales with upsell & cross sell, frequently bought together & related products & thank you Boost your Average Order Value (AOV) for your store with high converting upsell, cross-sells, and recommended products. Implement upsell & product add-ons at every stage of the customer journey, from product page upsell to cart drawer upsell and thank you page upsell. Increase sales, smart cross-sell suggestions, personalized recommended products, and one-click upsell & Recommendation engine checkout. Boost your Average Order Value (AOV) for your store with high converting upsell, cross-sells, and recommended products. Implement upsell & product add-ons at every stage of the customer journey, from product page upsell to cart drawer upsell and thank you page upsell. Increase sales, smart cross-sell suggestions, personalized recommended products, and one-click upsell & Recommendation engine checkout. more Maximize order value with custom upsell funnels at every step of the journey. Unlimited upsells and product add-ons to maximize revenue. One-click Post Purchase upsell purchases, no re-entering payment details needed. Automatic discount promotions: Add discounts to upsell & "also bought" products Frequently bought together / Free shipping bar / Thank you page / Cart upsell

5.0(Reviews)

Up sales with progress bars and offers. Motivate customers to spend more and drive conversions! Progress Bar & Deals Motivator helps merchants up sales by encouraging customers to spend more through engaging progress bars, targeted offers, and gifts. Ideal for stores looking to drive higher cart values and reduce cart abandonment, this app motivates shoppers with real-time progress toward rewards like freeshipping or gifts. Simple to set up and customizable, it suits merchants aiming to up conversions and enhance the shopping experience without adding complexity. Progress Bar & Deals Motivator helps merchants up sales by encouraging customers to spend more through engaging progress bars, targeted offers, and gifts. Ideal for stores looking to drive higher cart values and reduce cart abandonment, this app motivates shoppers with real-time progress toward rewards like freeshipping or gifts. Simple to set up and customizable, it suits merchants aiming to up conversions and enhance the shopping experience without adding complexity. more Customizable Progress Bars – Set up progress bars for rewards and freeshipping. Premium Deal Widget - Craft promotions to enhance cart value and up conversions. Real-Time Customer Updates – Show clients their progress instantly as they shop. Flexible Reward Options - add discounts, gifts & shipping rewards to motivate. Easy Setup and Integration – Simple to install and customize, no coding needed.

0.0(Reviews)

Connect buyers from virtually any ERP to your B2B store! Procurement is easy with Punchout catalogs. B2B Punchout Integration for Shopify – We connect suppliers to their buyers using a quick and easy-to-install plugin that is compatible with most ERP and Procurement platforms. Punchout Connections offers a seamless customer experience – from browsing to buying and invoicing – using PunchOut connectivity. B2B Punchout Integration for Shopify – We connect suppliers to their buyers using a quick and easy-to-install plugin that is compatible with most ERP and Procurement platforms. Punchout Connections offers a seamless customer experience – from browsing to buying and invoicing – using PunchOut connectivity. more New - Purchase Order (PO) and Invoice Connections now available! Full B2B Integration with easy installation and configuration cXML and OCI support Works on your existing Shopify store without interrupting regular access Support through the entire process

5.0(Reviews)

Show personalized product recommenders for increased sales. Plus popups, chat bots, email and more Sell more with our product recommenders. Our AI engine shows personalized recommendations on your store in real time, increasing average order value, conversion rates and cart value. Our recommenders range from frequently bought to user behaviour based recommendations, and everything in between. Convert more by giving every customer a personalised experience with our full suite. Target customer segments to control popups, content and chat bots. Expert customer support via in-app chat and email. Sell more with our product recommenders. Our AI engine shows personalized recommendations on your store in real time, increasing average order value, conversion rates and cart value. Our recommenders range from frequently bought to user behaviour based recommendations, and everything in between. Convert more by giving every customer a personalised experience with our full suite. Target customer segments to control popups, content and chat bots. Expert customer support via in-app chat and email. more Real-time personalised product recommendations at every touchpoint. Display banners, images & other content to your different customer segments. Email capture and promo pop-ups. Control the conditions of when they're shown. Create chat bots that answer questions. Use results to create customer segments. Use email upsells to entice customers back based on their store activity.

5.0(Reviews)

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About Custom HTML Apps for Shopify

Custom HTML apps are essential tools for Shopify merchants looking to enhance their store's functionality and improve customer experience. These specialized applications help store owners streamline operations, increase sales, and provide better service to their customers.

When choosing a custom html app for your Shopify store, consider factors such as features, pricing, customer support, and compatibility with your theme and other apps. Reading reviews from other merchants can also provide valuable insights into the app's performance and reliability.

The apps listed on this page represent some of the best custom html solutions available in the Shopify App Store. Each has been selected based on its functionality, user ratings, and overall value for Shopify merchants.