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Custom CSS Shopify Apps

Discover the best Custom CSS apps for your Shopify store in 2026. Compare features, pricing, and reviews to find the perfect solution.

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Upload images and elements to create a beautiful image gallery. Convert PDF into a digital lookbook Upload a PDF or create a new digital catalog in minutes with our ZINation Studio drag-and-drop tool. It comes with all the tools you need to create a brand new and personalized shoppable catalog/lookbook to WOW your buyers and drive more sales. Upload a PDF or create a new digital catalog in minutes with our ZINation Studio drag-and-drop tool. It comes with all the tools you need to create a brand new and personalized shoppable catalog/lookbook to WOW your buyers and drive more sales. more Quickly transform PDF catalogs into interactive online ones. Easily tag products in your PDF catalogs with Shopify info for seamless integrat Provide a seamless shopping experience directly from your digital catalog.

5.0(Reviews)

Add Unlimited Customization Fields to your products and provide a Live Image Preview of the product. Live Preview Options is a great app to add various customization fields to your Shopify products. You can add swatches, dropdown menus, buttons, text inputs, upload fields and much more. In addition, you can generate a live preview of the product as the user customizes it. Do price increases depending on the selection and even Conditional Logic to show/hide the options depending on the customer's selection. The app has no limits! As many fields as you want and as many products as you want! Live Preview Options is a great app to add various customization fields to your Shopify products. You can add swatches, dropdown menus, buttons, text inputs, upload fields and much more. In addition, you can generate a live preview of the product as the user customizes it. Do price increases depending on the selection and even Conditional Logic to show/hide the options depending on the customer's selection. The app has no limits! As many fields as you want and as many products as you want! more Add Unlimited customization options to your products! Allow your customer to see a Live Preview of your products directly in you shop. Make Price Increases depending on the user selection. Use Conditional Logic to Show/Hide options depending on previous selections! Add Swatches, Text inputs, Checkboxes, Dropdown menus, File/Image uploads...

4.8(Reviews)

LIVEARf - Realize, Arts, Frames. Complete Sales Engagement Platform for Wall Art Artists & Framers LIVEARf, a SaaS Vertical App focusing on a Complete stakeholder (Customers, Vendors,Partners) Engagement platform exclusively for Wall Art Artists, Custom Framing Merchants Community. Our modules work across Web Browsers, Mobile Native app, Augmented Reality, Machine Learning, AI for greater engagement. Our modules are available to use individually as well as cohesively together while we continue to upgrade. Single page eCommerce Virtual framing of the artworks uploaded by artists, photographers LIVEARf, a SaaS Vertical App focusing on a Complete stakeholder (Customers, Vendors,Partners) Engagement platform exclusively for Wall Art Artists, Custom Framing Merchants Community. Our modules work across Web Browsers, Mobile Native app, Augmented Reality, Machine Learning, AI for greater engagement. Our modules are available to use individually as well as cohesively together while we continue to upgrade. Single page eCommerce Virtual framing of the artworks uploaded by artists, photographers more LIVE VUE - Virtual Framing, Art Viewing on Actual room walls with WebAR tech LIVE CRU - Art images upload from any devices, any photo apps with Crop & more LIVE VAG Virtual Art Gallery. LIVE Social Login for Art Collectors, LMS Students

5.0(Reviews)

Grow revenue with a slide cart drawer that auto-adds free gifts, upsells, and cross-sell offers Increase revenue and average order value with a customizable cart drawer/slide cart that adds in-cart upsells, bundles, and gifts before checkout. Add post-purchase offers to capture more value after each order. Llama Upsell lets you create cross-sell, BOGO, and free gift campaigns across the cart, checkout, and post-purchase flow. Built for Shopify and optimized for Shopify Plus, Llama helps merchants lift AOV while keeping the checkout experience seamless. Increase revenue and average order value with a customizable cart drawer/slide cart that adds in-cart upsells, bundles, and gifts before checkout. Add post-purchase offers to capture more value after each order. Llama Upsell lets you create cross-sell, BOGO, and free gift campaigns across the cart, checkout, and post-purchase flow. Built for Shopify and optimized for Shopify Plus, Llama helps merchants lift AOV while keeping the checkout experience seamless. more Customizable slide cart drawer with in-cart upsells, cross-sells & bundles Auto-add free gifts, BOGO deals & buy X get Y offers — zero clicks needed Post-purchase & checkout upsells to capture more revenue per order AI product recommendations on product pages, homepage & cart drawer Checkout upsells with order bumps for Shopify Plus stores

5.0(Reviews)

Elevate your customers' shopping experience with "Seamless Sticky bar" & "Immersive Cart Drawer" If you’re looking to streamline your customers’ shopping experience while boosting your sales, LM Sticky Cart Drawer & Upsell is the ultimate solution. With customizable features and a focus on convenience, this app helps you create a seamless journey that keeps customers engaged. Install now and witness its transformative impact on your business! If you’re looking to streamline your customers’ shopping experience while boosting your sales, LM Sticky Cart Drawer & Upsell is the ultimate solution. With customizable features and a focus on convenience, this app helps you create a seamless journey that keeps customers engaged. Install now and witness its transformative impact on your business! more Fully customizable cart drawer with advanced settings and easy management. Sticky notification bar appears instantly when "Add to Cart" is clicked. Customizable progress bar shows customers their journey to free shipping. Upsell popup appears when "Add to Cart" is clicked, boosting extra sales. Suggest related products in the cart drawer to promote additional purchases.

3.9(Reviews)

A highly customisable store locator, map & directory app packed with SEO functionality for locations Out-the-box anyone can set up a beautiful and powerful stockists or store locator with our pre-made themes that automatically match the style of your site. For a developer, we provide a full customization toolkit to make super custom experiences. In the hands of a search engine optimizer, we unlock a huge footprint of customizable local landing pages, vastly increasing the depth of search terms you can rank super well for. We also provide multi-language support. Out-the-box anyone can set up a beautiful and powerful stockists or store locator with our pre-made themes that automatically match the style of your site. For a developer, we provide a full customization toolkit to make super custom experiences. In the hands of a search engine optimizer, we unlock a huge footprint of customizable local landing pages, vastly increasing the depth of search terms you can rank super well for. We also provide multi-language support. more Customise your locator with access to Liquid and Themes. SEO landing pages for locations, cities, regions and countries. Custom fields, tags, filters, opening hours, editable meta and map styles. Display content in multiple languages. Analytics dashboard for insights on all locations.

4.5(Reviews)

Create clean and stunning galleries. Allow users to add products to cart from images you upload. With Lookbookify, you can tag products on each photo you upload, link several images to a lookbook, and inspire your visitors to buy more products on one page. The default design of our lookbooks is minimalistic, simple, and attractive. We offer multiple layouts, including grid or slider. Our galleries are fully responsive and compatible with all mobile devices. All your images are delivered by a globally available CDN. As a powerful tool for promotion, use Customer Lookbook or Look Spotlight. With Lookbookify, you can tag products on each photo you upload, link several images to a lookbook, and inspire your visitors to buy more products on one page. The default design of our lookbooks is minimalistic, simple, and attractive. We offer multiple layouts, including grid or slider. Our galleries are fully responsive and compatible with all mobile devices. All your images are delivered by a globally available CDN. As a powerful tool for promotion, use Customer Lookbook or Look Spotlight. more Tag multiple products on your photos with 'Add to Cart' or 'Details' buttons Easily embed your images & lookbooks into any page of your store with 2.0 themes View detailed graphs & analytics to see how customers interact with your images Promote your galleries on product pages with the 'Look Spotlight' feature Use other features like: reorder, pre-selected product variant, infinite scroll

4.8(Reviews)

The easy and fast solution for creating captivating image gallery, lookbook, portfolio and carousel Elevate your store's visual appeal with captivating lookbook, photo gallery, product gallery, video gallery, collection gallery, shoppable image, grid portfolio gallery. Seamlessly tag multiple products with hotspots, enable shopthelook experiences. drive sales with upsell bundles and layout flexibility. Save time with efficient photo uploads, delivering an enhanced online shopping experience. Elevate your brand's storytelling and product presentation to engage customers and enhance conversions Elevate your store's visual appeal with captivating lookbook, photo gallery, product gallery, video gallery, collection gallery, shoppable image, grid portfolio gallery. Seamlessly tag multiple products with hotspots, enable shopthelook experiences. drive sales with upsell bundles and layout flexibility. Save time with efficient photo uploads, delivering an enhanced online shopping experience. Elevate your brand's storytelling and product presentation to engage customers and enhance conversions more Tag multiple products with hotspots and redirect users from the image gallery Group products together and smart filters. Load more images for large galleries Multiple layouts gallery like row, carousel, masonry, list, shop the look & grid Bulk upload unlimited photos and arrange photo positions quickly. Save more time Compatible with Shopify 2.0, B2B features, and page builder. HTML embed anywhere

4.8(Reviews)

Unlimited Product variants and options for customized and personalized Products with Live Preview. Extend the 3 product option limit with unlimited product variants and product options (text, dropdown, swatches, file upload, date picker). Replace existing product variant options with image swatches. Create custom pricing with add-ons, price formulas, and tiered discounts. Preview options live on the product page, and show image uploads and text inputs on the product image. Most themes are supported and we provide excellent theme support and customer support. Extend the 3 product option limit with unlimited product variants and product options (text, dropdown, swatches, file upload, date picker). Replace existing product variant options with image swatches. Create custom pricing with add-ons, price formulas, and tiered discounts. Preview options live on the product page, and show image uploads and text inputs on the product image. Most themes are supported and we provide excellent theme support and customer support. more Unlimited product options and variant image swatches. Price add-ons for custom pricing. Multi Currency supported. Conditional logic to show and hide options. Live preview directly on the product image. (Optional) Original file export of high resolution preview image (JPG,PNG,SVG,PDF).

4.7(Reviews)

Benefit from AI-powered suite: Search, Recommender and Shopping Assistant. Boost your sales and CX. Help your customers easily find desired products with Luigi’s Box e-commerce product search and discovery and its advanced features to increase your conversions, sales, and revenue. Personalize your website content to match customers’ intent and achieve better search results relevance while reducing wasteful shopping time. Here you can see the video guide how to install Luigi’s Box on your Shopify store - https://www.youtube.com/watch?v=bXBugw20Qfw Help your customers easily find desired products with Luigi’s Box e-commerce product search and discovery and its advanced features to increase your conversions, sales, and revenue. Personalize your website content to match customers’ intent and achieve better search results relevance while reducing wasteful shopping time. Here you can see the video guide how to install Luigi’s Box on your Shopify store - https://www.youtube.com/watch?v=bXBugw20Qfw more Track customers’ intent and streamline the experience for future visits Speed up their journey to desired products with autocomplete from the first type Avoid searches bringing no results with typo correction and synonyms management Recommend suggestions for most purchased products Provide reliable shopping assistance without chatbots

4.2(Reviews)

Create 1-Click COD order form to boost sales with Upsells, Offers, Partial Payment & Abandoned Cart Madgic streamlines advanced Cash on Delivery checkouts with a fast, customizable form (including custom Thank-you page) that keeps shoppers engaged and boosts conversions. Offer Partial Payment to collect a deposit first, and the rest on delivery. Protect margins with COD Fee, Autofill, Rules, Abandoned Cart Recovery, Skip-Cart options, export orders to Google Sheets, grow your AOV with Upsells and quantity offers, minimize fake orders with WhatsApp OTP, and track events with Facebook, TikTok,.. Madgic streamlines advanced Cash on Delivery checkouts with a fast, customizable form (including custom Thank-you page) that keeps shoppers engaged and boosts conversions. Offer Partial Payment to collect a deposit first, and the rest on delivery. Protect margins with COD Fee, Autofill, Rules, Abandoned Cart Recovery, Skip-Cart options, export orders to Google Sheets, grow your AOV with Upsells and quantity offers, minimize fake orders with WhatsApp OTP, and track events with Facebook, TikTok,.. more Customize COD checkout form & layout (popup or embedded) with multi-currency Add Quantity Breaks, Offers, Bundles, Downsells, and One-Tick Upsells, COD Fee Partial Payment: Deposit now, pay on delivery & Recover abandoned checkouts. Verify phone numbers by WhatsApp OTP, block IP addresses, and limit postal codes Integrate with Export automatically Google Sheets & Facebook Pixel, TikTok Pixel

4.8(Reviews)

Enhance Sales with a Countdown Timer (Create urgency and inspire quick purchasing decisions) A Sale Timer is your powerful tool to improve sales! By creating urgency, scarcity, and FOMO, it motivates customers to buy now rather than later. Whether for daily use or special occasions like promotions, pre-orders, product launches, flash sales, or holidays, this app is your go-to for driving results. Perfect for Black Friday, Cyber Monday, and beyond, a countdown timer ensures maximum impact. Click ‘Install’ to join successful merchants using this app to generate more revenue! A Sale Timer is your powerful tool to improve sales! By creating urgency, scarcity, and FOMO, it motivates customers to buy now rather than later. Whether for daily use or special occasions like promotions, pre-orders, product launches, flash sales, or holidays, this app is your go-to for driving results. Perfect for Black Friday, Cyber Monday, and beyond, a countdown timer ensures maximum impact. Click ‘Install’ to join successful merchants using this app to generate more revenue! more Drive sales with an announcement bar timer at the top or bottom of your store. Optimize conversions with custom banners or cart countdowns on selective pages. Reduce cart abandonment with a checkout timer to encourage faster purchases. Tailor text, colors, fonts, schedule, & placement to suit your store perfectly. Schedule to-date, daily recurring, or fixed-minute countdowns for your timers.

0.0(Reviews)

Add contact, order, and custom forms anywhere in your store without coding Create custom forms in multiple languages with drag-and-drop builder, and smart fields without any coding. Whether you need a simple contact form, a multi-step order form, or advanced file uploads with conditional logic, this app gives you complete flexibility. Integrates easily with tools such as Klaviyo, Mailchimp, Slack, Google Sheets and Zapier. Place forms on product pages, cart pages, the homepage, or any Shopify page to capture customer information where it matters most. Create custom forms in multiple languages with drag-and-drop builder, and smart fields without any coding. Whether you need a simple contact form, a multi-step order form, or advanced file uploads with conditional logic, this app gives you complete flexibility. Integrates easily with tools such as Klaviyo, Mailchimp, Slack, Google Sheets and Zapier. Place forms on product pages, cart pages, the homepage, or any Shopify page to capture customer information where it matters most. more Build forms using a simple drag-and-drop interface to add fields Use conditional logic to show or hide fields dynamically based on user input Create forms in multiple languages to serve international customers View, manage and export submission data submissions from the in-app dashboard Keep your forms secure with Google reCAPTCHA and permission controls

3.8(Reviews)

Boost sales with magic cross sell & upsell bundle strategies to increase average order value (AOV). Boost your AOV with Magic Upsell, the smart cross sell & upsell bundles. Show personalized product bundles, FBT suggestions, and AI-driven related items on product pages, cart drawers, and post-purchase. Use one-click upsell add-ons, complementary product popups, and dynamic cart drawer cross-sells. Fully customizable design, no code required, mobile-ready, and seamlessly integrates with your theme. Start boosting sales in minutes with upsell & cross sell bundles. Boost your AOV with Magic Upsell, the smart cross sell & upsell bundles. Show personalized product bundles, FBT suggestions, and AI-driven related items on product pages, cart drawers, and post-purchase. Use one-click upsell add-ons, complementary product popups, and dynamic cart drawer cross-sells. Fully customizable design, no code required, mobile-ready, and seamlessly integrates with your theme. Start boosting sales in minutes with upsell & cross sell bundles. more One-click cross-sell product add-ons. AI-driven product recommendations to boost sales. Fully customizable design that matches your store's branding. No coding skills required - install and start selling more immediately.

4.7(Reviews)

Add custom fields, text boxes, date pickers, and file uploads to any product or the checkout. Custom fields, file uploads, and order notes for products and checkout. Add text boxes, dropdowns, checkboxes, date pickers, and uploads to collect order details Shopify doesn't capture. Let customers add personalization, engravings, monograms, or artwork. Charge paid add-ons like gift wrap. Display fields by product, variant, or collection. On Shopify Plus, add checkout fields. Export to CSV and see answers in printouts and packing slips. Real human support. Install the app and try it to today. Custom fields, file uploads, and order notes for products and checkout. Add text boxes, dropdowns, checkboxes, date pickers, and uploads to collect order details Shopify doesn't capture. Let customers add personalization, engravings, monograms, or artwork. Charge paid add-ons like gift wrap. Display fields by product, variant, or collection. On Shopify Plus, add checkout fields. Export to CSV and see answers in printouts and packing slips. Real human support. Install the app and try it to today. more Add custom fields like text boxes, dropdowns, date pickers, and file uploads Collect gift messages, engraving, monograms, and artwork before orders ship Charge for paid add-ons like gift wrap, rush processing, and bundled products Show or hide fields by product, variant, or collection using conditional logic See responses in order printouts, packing slips, and emails, or export to CSV

4.8(Reviews)

Make your store pop! Add fun, rounded icons and menus with clicks, visits, and views tracked Make it Bubble adds playful, rounded icons for clickable menus and category displays, ideal for visual brands. Track clicks, views, and visits to understand customer engagement. With easy setup, multi-language support, and custom fonts, it brings style to your store. Our analytics dashboard and live chat support help you optimize layouts and boost customer interaction, making it simple to create a unique, interactive storefront experience. Make it Bubble adds playful, rounded icons for clickable menus and category displays, ideal for visual brands. Track clicks, views, and visits to understand customer engagement. With easy setup, multi-language support, and custom fonts, it brings style to your store. Our analytics dashboard and live chat support help you optimize layouts and boost customer interaction, making it simple to create a unique, interactive storefront experience. more Interactive, rounded icon menus for storefronts Real-time click, view, and visit tracking Easy, three-step setup for fast onboarding Multi-language support for global reach Custom fonts and colors for unique branding

0.0(Reviews)

ChatGPT powered AI chatbot for AI LiveChat, Quiz, Recommendation and AI shopping assistant. Manifest AI adds a ChatGPT AI chat to your store that answers customer queries, organises a quiz, recommend products, reduce cart drop offs It's an AI shopping assistant provides highly personalised product recommendations, leading to increased orders and revenue, adding chat with us functionality on your website. There are multiple use-cases of Manifest- handling buyer objections, reducing refunds, increasing revenue, increasing AOV, product recommendation. Deploy Rufus like assistant. Manifest AI adds a ChatGPT AI chat to your store that answers customer queries, organises a quiz, recommend products, reduce cart drop offs It's an AI shopping assistant provides highly personalised product recommendations, leading to increased orders and revenue, adding chat with us functionality on your website. There are multiple use-cases of Manifest- handling buyer objections, reducing refunds, increasing revenue, increasing AOV, product recommendation. Deploy Rufus like assistant. more ChatGPT powered AI chatbot to increase sales, AOV and reduces support ticket Enable AI chat bot that provides 24x7 human-like customer support via live chat LiveChat - It enables bet product recommendation, nudges user to purchase Chat with us: AI replies on Live chat in all the languages of the world. AI ecommerce agent to enable AI shopping assistant

4.6(Reviews)

Create auto-updating, customizable HTML and XML Sitemap with one-click. Improve SEO and boost sales! The MAPIFY Sitemap Generator app produces in one-click HTML, XML, Image, Video Sitemaps that auto-update. The app allows full customization, you can choose which pages, products, collections to include in your sitemaps. 24/7 friendly support! XML sitemap is a file with a list of all links in your site, it allows search engines to understand site content easier. HTML sitemap page help users in navigation. Sitemaps are essential for SEO performance and help in organic traffic and boosting sales. The MAPIFY Sitemap Generator app produces in one-click HTML, XML, Image, Video Sitemaps that auto-update. The app allows full customization, you can choose which pages, products, collections to include in your sitemaps. 24/7 friendly support! XML sitemap is a file with a list of all links in your site, it allows search engines to understand site content easier. HTML sitemap page help users in navigation. Sitemaps are essential for SEO performance and help in organic traffic and boosting sales. more Create HTML and XML Sitemaps with one click. Easy to use. No coding required! Flexible HTML page layout ties in with your store design perfectly! Customizable. You get to decide on the content of your HTML and XML Sitemaps Instantly updated. Both HTML and XML Sitemaps are updated automatically. Index media with Image and Video Sitemaps

3.6(Reviews)

Display store, dealer, and stockist locations on an interactive map. No API key required, free plan. Mapstore helps retail stores, franchises, and brands display locations on a searchable, interactive map. Customers find nearby stores, stockists, or dealers with powerful filters, geolocation, and distance search. Add locations individually or bulk import via CSV or Google Sheets. No API keys needed — set up in minutes. Customize map styles, markers, colors, and branding to match your store. Includes analytics to see where customers search, multi-language support, and a developer API. Mapstore helps retail stores, franchises, and brands display locations on a searchable, interactive map. Customers find nearby stores, stockists, or dealers with powerful filters, geolocation, and distance search. Add locations individually or bulk import via CSV or Google Sheets. No API keys needed — set up in minutes. Customize map styles, markers, colors, and branding to match your store. Includes analytics to see where customers search, multi-language support, and a developer API. more No API Key Required - Set up a store locator in minutes, completely free Bulk Import Locations - Upload via CSV or sync with Google Sheets Search, Filter & Geolocation - Customers find nearby stores automatically Fully Customizable - Map styles, markers, branding, custom CSS, and icons Location Analytics - See where customers search and which stores get views

4.9(Reviews)

Run personalized offers, upsells, tiered and timed discounts on your cart (Black Friday ready) AI Smart Cart enables merchants to optimise cart completion rates and improve AOV with personalized upsells, offers & discounts. Tailored for Plus merchants looking for advanced cart customisation, and ability to run freebies, tiered promotions, timed discounts, behavioral offers, custom rewards & incentives for improving sales and basket size. Using real-time analytics, it captures and analyzes browse behavior, enabling precise, tailored offers that customers are most likely to purchase. AI Smart Cart enables merchants to optimise cart completion rates and improve AOV with personalized upsells, offers & discounts. Tailored for Plus merchants looking for advanced cart customisation, and ability to run freebies, tiered promotions, timed discounts, behavioral offers, custom rewards & incentives for improving sales and basket size. Using real-time analytics, it captures and analyzes browse behavior, enabling precise, tailored offers that customers are most likely to purchase. more Upsell & Cross Sell : Personalized Offers, Discounts, Upsells & Cross Sells Tiered Offers, Freebies, Coupons, Gifts & Customizable Discounts Realtime analytics, Integrations with Klaviyo and Other Email / SMS tools

0.0(Reviews)

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About Custom CSS Apps for Shopify

Custom CSS 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 css 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 css solutions available in the Shopify App Store. Each has been selected based on its functionality, user ratings, and overall value for Shopify merchants.