Create announcment bar with moving banner baner Enhance your store’s visibility with a powerful announcement bar solution. Create a scrolling text banner or scrolling banner to share updates, promotions, and special offers. Use a rotating banner or slide multiple messages in one header banner or top banner. Add clickable links to guide customers to products and deals while keeping your audience engaged with dynamic banner displays. Enhance your store’s visibility with a powerful announcement bar solution. Create a scrolling text banner or scrolling banner to share updates, promotions, and special offers. Use a rotating banner or slide multiple messages in one header banner or top banner. Add clickable links to guide customers to products and deals while keeping your audience engaged with dynamic banner displays. more Create an annoucement bar or hero banner with coupons and discount offers. Use a promo bar and sticky bar that stays visible while scrolling. Highlight discounts, free shipping offers, and seasonal sales with ease. Add sliding or fixed-position effects for dynamic visuals. Easily adjust text, colors, and styles to match your brand’s look.
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.
Looking for the Top Custom CSS Apps?
We've analyzed thousands of custom css apps to identify the top performers based on ratings and install counts.
View Best Custom CSS Apps
Booster EU Cookie Bar, Cookie Script integration we offer options to ensure site is GDPR-compliant. Whether you need to display a cookie policy, cookie information or coockie bar our app makes it easy to inform visitors about your website's use of gpdr cookie and obtain their consent. Cookie Consent v2, allowing you to display a cookie box or cookie banner that is compliant with the latest GDPR regulations. From Cookies and Consent cookie banners to GDPR legal cookie documentation, we offer a range of features to help you demonstrate compliance and protect customer privacy. Whether you need to display a cookie policy, cookie information or coockie bar our app makes it easy to inform visitors about your website's use of gpdr cookie and obtain their consent. Cookie Consent v2, allowing you to display a cookie box or cookie banner that is compliant with the latest GDPR regulations. From Cookies and Consent cookie banners to GDPR legal cookie documentation, we offer a range of features to help you demonstrate compliance and protect customer privacy. more Cookie EU and Cookie German compatibility - easily customize your privacy banner With "Cookie Yes" and "Cookie First," you can easily customize your settings Cookie Booster, Cookie Pro and GDPR Cookie Compiler to streamline the process Competitors: avada cookie consent, nova cookie, tiny cookie Ultimate GDPR Compliance Center, making it easy to manage consent cookies
Add Shop The Look to product pages. Showcase your customer's love by allowing them to upload images. Images speak more than words. So, using this app, you can add images to all products of your store or to only a single product to showcase some customers photos. Adding customer generated images will increase your brands trust value and help convert more visitors into paying customers. Studies have shown that adding a social proof to the product pages increases the conversion rate by a large degree. So, use this app to add that trust factor to your product pages. Images speak more than words. So, using this app, you can add images to all products of your store or to only a single product to showcase some customers photos. Adding customer generated images will increase your brands trust value and help convert more visitors into paying customers. Studies have shown that adding a social proof to the product pages increases the conversion rate by a large degree. So, use this app to add that trust factor to your product pages. more Add gallery / Shop The Look to the product pages. Showcase your brand's UGC on brand only page. Add social proof
StudBuilderⓇ expands your online inventory allowing you to display and sell Studs with Diamonds. Shopify store owners have the opportunity to seamlessly showcase Studs and diamonds on their websites. StudbuilderⓇ by GemFind expands your online inventory allowing you to display and sell virtual or in-stock products to your potential customers. StudbuilderⓇ connects retailers with stud and diamond suppliers through our proprietary platform JewelCloud as well as facilitates the insertion of inventory from the backend. Shopify store owners have the opportunity to seamlessly showcase Studs and diamonds on their websites. StudbuilderⓇ by GemFind expands your online inventory allowing you to display and sell virtual or in-stock products to your potential customers. StudbuilderⓇ connects retailers with stud and diamond suppliers through our proprietary platform JewelCloud as well as facilitates the insertion of inventory from the backend. more Shopify Website Development Comprehensive Digital Marketing Jewelry Store POS Integration Visit our website to learn more
AI-powered Page Builder built for Conversion. Create Sales Funnels with Post-Purchase Upsell Offers Conversion-Focused Page Builder for Shopify. Build all page types faster with with AI-powered tools and a flexible drag-and-drop editor - no code. Choose from 400+ CRO templates optimized for speed and performance across all industries and niches. Build complete sales funnels featuring post-purchase upsells and A/B testing. Each page is SEO-optimized, mobile-responsive, and fast-loading for better conversions. Seamlessly integrate with 160+ Shopify apps to enhance your store’s capability. Conversion-Focused Page Builder for Shopify. Build all page types faster with with AI-powered tools and a flexible drag-and-drop editor - no code. Choose from 400+ CRO templates optimized for speed and performance across all industries and niches. Build complete sales funnels featuring post-purchase upsells and A/B testing. Each page is SEO-optimized, mobile-responsive, and fast-loading for better conversions. Seamlessly integrate with 160+ Shopify apps to enhance your store’s capability. more Build all page types: Home, Product, Landing, Advertorial, Collection, and more SEO-friendly pages: Mobile-ready designs that work with latest Shopify theme Built-in CRO & sales boosters: Countdown, Stock Counter, Bundles, Before & After AI-driven Page Builder: Turn images & URLs into ready-to-edit layouts in seconds Customizable Funnels: Add post-purchase upsells & downsells offer to boost AOV
Empower Your Customers: Design Personalized Products Your Way, According to Your Rules (On Demand) gfx provides advanced customization tools for enabling unique products in your store. Built from collaborative experience with global sellers, gfx gives your store a new suite of tools for fun and interactive products. Let your fans collaborate with YOU! They can customize and personalize your designs using flexible templates and configurable rules with endless options. gfx provides advanced customization tools for enabling unique products in your store. Built from collaborative experience with global sellers, gfx gives your store a new suite of tools for fun and interactive products. Let your fans collaborate with YOU! They can customize and personalize your designs using flexible templates and configurable rules with endless options. more Create, publish, customize and print on-demand personalized products Upload your assets & easily set rules on customization and personalization Advanced AI protects against unwanted content and quickly moderate what’s submit Plug in with your favorite print-on-demand solution to avoid upfront costs Our support team is available to help you along the way with any questions.
Upgrade your Product Page with a slideshow Image Gallery. Follow the best practices and sell more! This app replaces your old product page gallery with a slider. You can add a photo gallery of product pictures in one click. Now your customers can navigate easier, see images and product video in slides & image grid or image carrousel. All features: images slider with arrows and thumbnails, image magic zoom product photo slider, magnify, autoplay video player, show product gallery, product page images for variants (multiple variant images), product image zoom, slide show lightbox. This app replaces your old product page gallery with a slider. You can add a photo gallery of product pictures in one click. Now your customers can navigate easier, see images and product video in slides & image grid or image carrousel. All features: images slider with arrows and thumbnails, image magic zoom product photo slider, magnify, autoplay video player, show product gallery, product page images for variants (multiple variant images), product image zoom, slide show lightbox. more Easy install - choose the best images layout for your product page image gallery Select image carousel type, arrows, colors, thumbs, video player & image zoom Optimized for Mobile - swipe Product Images and Video just as in Instagram Variant Images - show images of the selected variant only in a slideshow Rich Media support - play product videos and show product 3D models in AR
Motivate your customers to spend more with free gift with purchase (GWP) & BOGO offers. Unlock the power of free gifts to boost sales and loyalty. Our app lets you easily create custom gift offers—like BOGO, Buy X Get Y, or free shipping—without coding or design skills. Set your rules, add a message, and launch your campaign in minutes. Unlock the power of free gifts to boost sales and loyalty. Our app lets you easily create custom gift offers—like BOGO, Buy X Get Y, or free shipping—without coding or design skills. Set your rules, add a message, and launch your campaign in minutes. more Gift Rules – Set rules like Spend X, Buy X Get Y, or Collection-based Auto Add to Cart – Add free gifts automatically (optional) Fast & Easy – Launch gift offers in minutes, no coding needed Mobile Friendly – Smooth, responsive gift offers on all devices Multi-language – Popup now translatable via Shopify Translate app
Add gift wrapping, message cards, noshi, and more to your product, cart, or checkout pagee Customers want to send gifts — but without wrapping or message options, they may leave your store. Gift Options Plus lets you offer gift wrapping, noshi, message cards, and more on product pages, cart, or checkout. Each widget is customizable to match your store's design and supports multiple languages. Setup takes just 3 steps, and our team provides hands-on support. Turn every order into a gift-ready experience and increase your average order value. Customers want to send gifts — but without wrapping or message options, they may leave your store. Gift Options Plus lets you offer gift wrapping, noshi, message cards, and more on product pages, cart, or checkout. Each widget is customizable to match your store's design and supports multiple languages. Setup takes just 3 steps, and our team provides hands-on support. Turn every order into a gift-ready experience and increase your average order value. more Add gift options to product, cart, or checkout pages — manage from one dashboard Offer gift wrapping, message cards, noshi, and more to boost order value Multilingual support — customize widget text for each language your store serves Set up in 3 steps with instant activation and free hands-on engineer support
Run giveaways and contests to boost engagement, grow your email list and generate sales. All you need to create, run, and manage a successful Giveaway on Shopify. Boost user engagement, grow your email list, acquire new customers, and generate sales with purchase-based marketing promotions. Award entries per $ spent, target specific products/variants, and turbo-boost entries during promos and product drops! Maximize every dollar spent on advertising by increasing conversion rates, getting more referral traffic, and adding social followers. All you need to create, run, and manage a successful Giveaway on Shopify. Boost user engagement, grow your email list, acquire new customers, and generate sales with purchase-based marketing promotions. Award entries per $ spent, target specific products/variants, and turbo-boost entries during promos and product drops! Maximize every dollar spent on advertising by increasing conversion rates, getting more referral traffic, and adding social followers. more Create your giveaway in minutes, host it on your branded landing page Entries per $ spent; target products/order total; boost within set date ranges. Reward users with entries for completing actions like follow, refer & many more Refer-a-friend: reward users when their friends enter the giveaway Show user-created content in a cool photo gallery that allows for voting
Premium Donation App | Manage charity donations and giving | Support charity causes in your store Givonate helps Shopify stores accept donations through customizable donation widgets with fixed or flexible amounts. Create campaigns for donations and charities with campaign goals, modern layouts, real-time giving tracking, and analytics. Match the widget style with your brand, view performance instantly, and collect contributions with ease. No coding required. Givonate is built for brands that support charity causes and want to drive engagement through charity and recurring donations. Givonate helps Shopify stores accept donations through customizable donation widgets with fixed or flexible amounts. Create campaigns for donations and charities with campaign goals, modern layouts, real-time giving tracking, and analytics. Match the widget style with your brand, view performance instantly, and collect contributions with ease. No coding required. Givonate is built for brands that support charity causes and want to drive engagement through charity and recurring donations. more Add branded donation popups to collect charity donations for nonprofits causes Create unlimited charity campaigns for donations with goals and custom layouts Track charity performance and donations progress for fundraising in real-time Set predefined charity donations amounts to simplify giving and encourage donors Track charity donations and analyze donation impact for your charity store
Easily set up and run Giveaways, Contests & Sweepstakes that drive real user engagement. Gleam Competitions is a Contest + Sweepstakes widget you can set up with a combination of entry methods that will drive traffic to your shop & increase real user engagement from visitors. Entrants have to complete actions such as subscribe to your email list or interact on social media in exchange for a chance to win your prize. Giveaway marketing is easy: Collect emails from visitors who want to win your prize, then keep them engaged with sales funnels & discounts after the giveaway is over. Gleam Competitions is a Contest + Sweepstakes widget you can set up with a combination of entry methods that will drive traffic to your shop & increase real user engagement from visitors. Entrants have to complete actions such as subscribe to your email list or interact on social media in exchange for a chance to win your prize. Giveaway marketing is easy: Collect emails from visitors who want to win your prize, then keep them engaged with sales funnels & discounts after the giveaway is over. more Create your own campaign, or use our campaign templates for every occasion. Run campaigns directly from your Shopify store to increase website traffic. Get entrants to sign up to your newsletter then sync to your Shopify admin. Use Viral Share action to incentivize entrants to refer their friends & family. Create photo contests to collect user-generated content from your customers.
Customize swatches and boost revenue with built-in product bundles and quantity discounts. Show product options beautifully with clickable color and image swatches — fully customizable on product and collection pages. Group related products as variants to improve SEO and provide a seamless shopping experience. Boost sales with built-in product bundles and quantity breaks — ideal for upsells, B2B, or promotions. Easy setup, no coding needed. Works with all themes and filter apps. Show product options beautifully with clickable color and image swatches — fully customizable on product and collection pages. Group related products as variants to improve SEO and provide a seamless shopping experience. Boost sales with built-in product bundles and quantity breaks — ideal for upsells, B2B, or promotions. Easy setup, no coding needed. Works with all themes and filter apps. more Color swatch & image swatch anywhere(home page, collection page, search page) Group Products as Variants — Improve SEO and simplify product discovery. Product Bundles — Boost sales by offering bundled product combos. Quantity Breaks — Increase revenue with tiered pricing for bulk buyers. Hide out-of-stock variants, show low-stock alerts, and support multi-languages
Globo Mega Menu app could be considered as an optimal tool to create your menu with no code Design stunning, flexible menus with Globo Mega Menu. Create multi-level dropdowns, add product images, icons, collections, and pages - no coding required. Customize layouts with our drag-and-drop builder to match your brand. Improve store navigation and boost user experience. Ideal for large catalogs and B2B stores. Fully responsive and works with all Shopify themes. Design stunning, flexible menus with Globo Mega Menu. Create multi-level dropdowns, add product images, icons, collections, and pages - no coding required. Customize layouts with our drag-and-drop builder to match your brand. Improve store navigation and boost user experience. Ideal for large catalogs and B2B stores. Fully responsive and works with all Shopify themes. more Dropdown menu with multiple levels, Tab, Block links, menu images. Block HTML, Featured products, New products, Featured blog posts, New blog posts Build menu bar with: contact form, search box, match font of theme, icon, etc. "HOT, NEW" badge, Menu item highlight, Fully responsive and mobile-friendly Easy to build your main menu, filter menu, smart menu, food menu
Unlimited product options for any store. Enable product personalization with live preview Shopify limit 2048 variants per product. This app helps you to create infinite product options. It also encourages buyers to personalize their products, which increases sales. Allow shoppers to design their own custom products based on flexible option choices. Apply particular option set to appropriate products. Your customer will be happy to pay a small extra amount for a custom option to have the most satisfied product. Shopify limit 2048 variants per product. This app helps you to create infinite product options. It also encourages buyers to personalize their products, which increases sales. Allow shoppers to design their own custom products based on flexible option choices. Apply particular option set to appropriate products. Your customer will be happy to pay a small extra amount for a custom option to have the most satisfied product. more Text input field, file upload, color swatch, variant image, dropdown, checkbox Add-on price - Additional cost when you customer choose a product variants Conditional logic: Show/hide relevant options depending on the previously select Import & Export product variants by CSV file. Complete product custom tool. Powerful product personalization w/ text, images, custom fields & live preview.
Design, sell, and scan barcoded tickets for your live events Tired of expensive and ancient online ticketing platforms? Are you interested in selling tickets to your events on a platform you already use and trust? With Event Ticketing, you can be selling professional, branded digital tickets in minutes - no coding required. Track sales, export attendees, and scan tickets with our included app for iOS. Summer '24 Update: Brand new native (fast) POS Scanning App, and Thank you / Order status plugins to support Checkout Extensibility! Tired of expensive and ancient online ticketing platforms? Are you interested in selling tickets to your events on a platform you already use and trust? With Event Ticketing, you can be selling professional, branded digital tickets in minutes - no coding required. Track sales, export attendees, and scan tickets with our included app for iOS. Summer '24 Update: Brand new native (fast) POS Scanning App, and Thank you / Order status plugins to support Checkout Extensibility! more Design your own PDF and Apple wallet tickets, emailed directly to your customers Sell tickets on your store, works out of the box with all themes Fast, reliable ticket scanning using your phone's camera -or rent laser scanners Event calendar and ticketing page theme plugins Collect custom attendee information
Incentivise customers to buy more with ⎯ free gift with purchase, free shipping, BOGO & Buy X get Y! Boost AOV with free gift with purchase, order discount or free shipping which are stackable and easily communicated to your customers with our beautiful template. You can set conditions based on cart criteria such as 'Cart value, Cart has products, Cart has X quantity'. You can reward your customers with: 'Free shipping, Order discount, Free gift'. All of the goals are configurable and localised - design, translations, currency, countdown timer. You can even hide goals from specific countries. Boost AOV with free gift with purchase, order discount or free shipping which are stackable and easily communicated to your customers with our beautiful template. You can set conditions based on cart criteria such as 'Cart value, Cart has products, Cart has X quantity'. You can reward your customers with: 'Free shipping, Order discount, Free gift'. All of the goals are configurable and localised - design, translations, currency, countdown timer. You can even hide goals from specific countries. more Configure rules such as ⇝ cart value, cart quantity, cart has XYZ products. Configure stackable rewards such as ⇝ free gift, free shipping, order discount. Set as much as rules and rewards you want, you can stack both rules and rewards. Multi design templates fully localized ⇝ translations & currency conversion. Use it both as a top bar on your shop + a widget which you can place anywhere.
Plant trees, remove ocean bound plastic, and engage your customers with storytelling badges. GoodAPI is your sustainability app. Merchants trust GoodAPI to easily plant trees, remove ocean bound plastic and meaningfully engage customers leading to increased customer loyalty with eco-conscious customers. Donations are made to global non-profits who provide high-quality, and verified impact focusing on ocean impact via plastic removal and carbon removal via reforestation. Embed sustainability in your retention marketing and build loyalty, trust and a beautiful planet. GoodAPI is your sustainability app. Merchants trust GoodAPI to easily plant trees, remove ocean bound plastic and meaningfully engage customers leading to increased customer loyalty with eco-conscious customers. Donations are made to global non-profits who provide high-quality, and verified impact focusing on ocean impact via plastic removal and carbon removal via reforestation. Embed sustainability in your retention marketing and build loyalty, trust and a beautiful planet. more Automate tree planting, plastic removal and focus on your business Market impact on Home, Product, Cart, Thank You, Order, Checkout & Customer page Multi-currency and multi-language support for all the marketing badges Premium library of photos and videos to market your impact Dedicated support team to help you get set up!
Make free shipping irresistible! Motivate customers to spend more with a real-time progress bar. Imagine turning hesitant browsers into buyers—effortlessly. With GP Free Shipping Bar, you can display real-time cart progress that nudges customers to spend more and unlock free shipping. Fully customizable and mobile-friendly, this app targets specific pages, devices, and regions, delivering personalized shopping experiences. Whether you’re a small startup or a scaling store, this “set-it-and-forget-it” tool drives conversions and maximizes revenue. Don’t leave money in the cart—start today! Imagine turning hesitant browsers into buyers—effortlessly. With GP Free Shipping Bar, you can display real-time cart progress that nudges customers to spend more and unlock free shipping. Fully customizable and mobile-friendly, this app targets specific pages, devices, and regions, delivering personalized shopping experiences. Whether you’re a small startup or a scaling store, this “set-it-and-forget-it” tool drives conversions and maximizes revenue. Don’t leave money in the cart—start today! more Dynamic Progress Bar Track real-time cart value with automatic progress updates Extensive Customization Options Easily adjust colors, fonts, and banner position Geographic and Device Targeting Apply country-specific shipping rules and target Targeted Page Display Show the free shipping bar only on specific pages to enhan Language Localization Offer your free shipping bar in multiple languages.
Custom variant picker – color swatches & combined listings Custom variant picker with color and image swatches. Combined product listings and Frequently Bought Together on product and collection pages. Each product keeps its own page for SEO. Single and multi-level swatches, image/button/dropdown styles, hide out-of-stock. All customizable in the theme editor. Custom variant picker with color and image swatches. Combined product listings and Frequently Bought Together on product and collection pages. Each product keeps its own page for SEO. Single and multi-level swatches, image/button/dropdown styles, hide out-of-stock. All customizable in the theme editor. more Custom picker - Redesign default picker using Image | Button | Dropdown swatches Frequently Bought Together product groups on the product page Swatches on Home / Collection / Search
Related Categories
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.