Allow customers to add gift wrap & messages for their orders and earn more upselling opportunities. Offers more value | Upsells your products | Personalizes the orders Wrapin is a super thoughtful feature that shows that you care about your customers and the people they buy gifts for. Use it to gain an edge over your competitors and expand your store's features and functionalities. The app complements your existing theme, design, and layout. Delight and enrich your customer experience by offering gift-wrapping and messages. Use our new gift options and make your presents look even fancier. Offers more value | Upsells your products | Personalizes the orders Wrapin is a super thoughtful feature that shows that you care about your customers and the people they buy gifts for. Use it to gain an edge over your competitors and expand your store's features and functionalities. The app complements your existing theme, design, and layout. Delight and enrich your customer experience by offering gift-wrapping and messages. Use our new gift options and make your presents look even fancier. more Admin can Add Multiple Gift Options with Multiple Language Translation Support. Automatically tag the order with gift-wrapped items and generate a reports. Include a gift wrap option and message details in the order confirmation email. Choose between paid or free gift wrap options & Admin can set gift message limit Customers can add a personalized message for every gift-wrapped box.
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
Boost sales and order value with personalized gift messages, gift wrapping, and gift options. Enable gift wraps, gift messages, and personalized gift options across your store. Customers add gift features on product pages, in cart, or at checkout for a complete gifting experience. Includes customizable Gift Blocks for: gift wrapping, gift notes, personalized messages, and gift boxes. Perfect for birthdays, holidays, special occasions, Black Friday, and Cyber Monday. Helps increase average order value and boost customer satisfaction through seamless gift experiences that match your store. Enable gift wraps, gift messages, and personalized gift options across your store. Customers add gift features on product pages, in cart, or at checkout for a complete gifting experience. Includes customizable Gift Blocks for: gift wrapping, gift notes, personalized messages, and gift boxes. Perfect for birthdays, holidays, special occasions, Black Friday, and Cyber Monday. Helps increase average order value and boost customer satisfaction through seamless gift experiences that match your store. more Gift Blocks | Upsell gift options on product pages, carts, and at checkout Order Gift Options | Add gift wrap and gift messages to an entire order Product Gift Options | Add gift wrap and gift messages to individual products Elevated customer experience | A seamless way for shoppers to personalize gifts Fully customizable | Easily match gift option features to your brand and theme
XB Pricing Table helps merchants display organized and customizable options for customer clarity. XB Pricing Table allows merchants to build and display customizable tables, making it easy for customers to compare features and options. With a range of up-to-date templates, merchants can highlight differences across plans, manage flexible display rules, and create an engaging user experience. The app’s user-friendly interface is perfect for creating tables that align with store branding, simplifying complex details and enhancing the customer journey. XB Pricing Table allows merchants to build and display customizable tables, making it easy for customers to compare features and options. With a range of up-to-date templates, merchants can highlight differences across plans, manage flexible display rules, and create an engaging user experience. The app’s user-friendly interface is perfect for creating tables that align with store branding, simplifying complex details and enhancing the customer journey. more Flexible Table Designs: Design tables with various styles to match your brand. Feature Comparison: Highlight product or plan differences for easy comparison. Monthly/Quarterly/Annual Plans: Manage pricing options for different timeframes. Mobile-Friendly Layouts: Ensure pricing tables look great on any device. No-Code Editing: Build, edit, and style tables easily without coding skills.
Enable customers to easily compare products side-by-side, making informed purchasing decisions XB Product Compare helps shoppers easily compare products. It adds a "compare" button to product pages, letting customers select items for a side-by-side view. The app automatically displays key details like images, prices, and variants, and merchants can add custom fields for more specifications. Its responsive design ensures a consistent experience across all devices, helping customers quickly find the product that most suitably fits their needs. XB Product Compare helps shoppers easily compare products. It adds a "compare" button to product pages, letting customers select items for a side-by-side view. The app automatically displays key details like images, prices, and variants, and merchants can add custom fields for more specifications. Its responsive design ensures a consistent experience across all devices, helping customers quickly find the product that most suitably fits their needs. more Add compare button to product listings and pages Highlight similarities and differences clearly Automatically pull product images, variants, and prices Support custom fields and additional metafields Mobile-friendly comparison interface
Maximize Revenue with Xboost AI Analysis: AI-Powered Cart Upsell, Free Shipping Bar & Protection Maximize revenue in 1 click! Let Xboost AI analyze your niche & orders to auto-configure a smart Cart Drawer. We optimize strategies for AI-Powered Cart Upsell, Multiple product Addons, and Free Shipping Bar. Drive urgency with an Announcement Bar & Announcement Countdown Cart Timer. Secure sales via Terms and Conditions & Express Payment. Best of all? Effortlessly choose from stunning templates, layouts, and colors to perfectly match your brand style. Maximize revenue in 1 click! Let Xboost AI analyze your niche & orders to auto-configure a smart Cart Drawer. We optimize strategies for AI-Powered Cart Upsell, Multiple product Addons, and Free Shipping Bar. Drive urgency with an Announcement Bar & Announcement Countdown Cart Timer. Secure sales via Terms and Conditions & Express Payment. Best of all? Effortlessly choose from stunning templates, layouts, and colors to perfectly match your brand style. more 1-Click AI: Analyze store data to auto-boost sales instantly. AI-Powered Cart Upsell: Suggest relevant products to increase order value. Cart Add-ons: Multiple product cart add-ons & Shipping Protection. Rewards in Cart: Free shipping bar, discount code, progress bar and free gift. Express Checkout, Trust Badges & Icons, Cart Timer, Announcement Bar
Create animated, sticky, marquee, scrolling & rotating announcement bars to promote sales — no code. Xboost Announcement Bar allows you to quickly create animated announcement bars that capture attention and drive clicks. Choose from sticky, scrolling and rotating effects to display promotions, free shipping offers or flash sales. With smart geolocation & product targeting, plus simple setup and no code required, even beginners can launch professional-looking promotion bars in minutes. Fully responsive and compatible with all themes. Xboost Announcement Bar allows you to quickly create animated announcement bars that capture attention and drive clicks. Choose from sticky, scrolling and rotating effects to display promotions, free shipping offers or flash sales. With smart geolocation & product targeting, plus simple setup and no code required, even beginners can launch professional-looking promotion bars in minutes. Fully responsive and compatible with all themes. more Animated Announcement Bars: eye-catching animated effects Smart Geolocation & Product Targeting: show bars by location & product pages Marquee Scrolling & Rotating Bars: display multiple messages smoothly Easy Setup, No Code: launch fast, works with all themes Multi Layout & Templates: choose layouts & colors that match your store
Create visible TLDR summaries for product and blog posts to improve AI SEO, AI AEO, and GEO xGeo AI SEO helps Shopify merchants create concise TLDR summary blocks for product pages and blog post. Merchants can write short summaries, connect each summary to a selected product or article, and publish it on the storefront through a Shopify theme app block. A clear TLDR section can help shoppers understand product benefits, article takeaways, and page intent without reading the full page first. xGeo AI SEO helps Shopify merchants create concise TLDR summary blocks for product pages and blog post. Merchants can write short summaries, connect each summary to a selected product or article, and publish it on the storefront through a Shopify theme app block. A clear TLDR section can help shoppers understand product benefits, article takeaways, and page intent without reading the full page first. more Create concise TLDR summaries for product pages and blog post pages Help shoppers scan long product descriptions and articles faster Support SEO, AEO, GEO, and AI-readable content workflows with visible summary
Embedding a photo gallery into your store is incredibly easy with XO Gallery. XO Gallery offers a ton of great features to customize your gallery until you're satisfied. It supports modern Grid, Masonry, Stack, Justified, Carousel and Slider layouts. Not only that, but you can even customize each photo in the gallery and even modify them for desktop, laptop, mobile and tablet to suit your liking. Designing with the user in mind, XO Gallery is a mobile-first responsive app that gorgeously displays your gallery regardless of the device your visitors are viewing it with. XO Gallery offers a ton of great features to customize your gallery until you're satisfied. It supports modern Grid, Masonry, Stack, Justified, Carousel and Slider layouts. Not only that, but you can even customize each photo in the gallery and even modify them for desktop, laptop, mobile and tablet to suit your liking. Designing with the user in mind, XO Gallery is a mobile-first responsive app that gorgeously displays your gallery regardless of the device your visitors are viewing it with. more Create any number of galleries with unlimited photos. Easy to upload and organize. Hotstpot/lookbook: tag products into image. Transform product images into a gallery. Function smoothly on every screen-size to never miss a potential customer.
Show shoppers what's left to unlock free shipping, a free gift or a discount, and grow order value. Yaco Progress Bar adds a tiered rewards progress bar to your cart drawer, cart page and product page, and to checkout on Shopify Plus. Stack tiers for free shipping, a free gift added automatically with a variant picker, and percentage or amount discounts. VIP tiers reward lifetime spend or order count. Target tiers by market, tag or segment, with a threshold per market. Match your theme with the design editor. Connect Claude or ChatGPT to read and edit your tiers in plain language. Yaco Progress Bar adds a tiered rewards progress bar to your cart drawer, cart page and product page, and to checkout on Shopify Plus. Stack tiers for free shipping, a free gift added automatically with a variant picker, and percentage or amount discounts. VIP tiers reward lifetime spend or order count. Target tiers by market, tag or segment, with a threshold per market. Match your theme with the design editor. Connect Claude or ChatGPT to read and edit your tiers in plain language. more Free shipping bar that shows each shopper how much is left to spend Free gift tiers that add the gift to the cart, with a variant picker Tiered discounts: percentage or amount off at each cart value threshold VIP tiers by lifetime spend or order count, targeted by market, tag or segment Connect Claude or ChatGPT to read and edit your tiers in plain language
You can to create a sliding cart that fits your store style with upsells and add-ons to increase AOV Ymq Cart is a drawer cart builder that integrates many marketing functions. Using Ymq Cart can optimize the checkout process and increase order conversion rate. Increase AOV seamlessly with an all-in-one product upsell with discount promotions. Expand your revenue stream through upsells, add-ons. Our carts are designed to look and feel on-brand to the rest of your site. Ymq Cart is a drawer cart builder that integrates many marketing functions. Using Ymq Cart can optimize the checkout process and increase order conversion rate. Increase AOV seamlessly with an all-in-one product upsell with discount promotions. Expand your revenue stream through upsells, add-ons. Our carts are designed to look and feel on-brand to the rest of your site. more Customize Your Slide Cart Drawer To Match Your Brand Perfectly. Multi-tier Progress Bar: Free Gifts & Discount & Shipping Based On Cart Total. Create An Add-On Option For Shipping Insurance, Priority Processing, Warranties. Add Upselling And Cross-Selling Blocks To Boost Your AOV. Use Countdown Promotion Announcements To Incentivize Adding Items.
Upgrade your Product Page with better Images Gallery. Set Multiple Variant Images Automatically. Show multiple variant images of the selected variant. Give your product page a clean & professional look, and improve customer experience & conversions. You don't need to manually assign variant images to each variant. If you would like to have your customers browse your products images as an image slider / carousel / image gallery with an option of zoom in and out as well as pagination, then our app is for you. Our image slider is fully mobile supported and compatible with all browsers. Show multiple variant images of the selected variant. Give your product page a clean & professional look, and improve customer experience & conversions. You don't need to manually assign variant images to each variant. If you would like to have your customers browse your products images as an image slider / carousel / image gallery with an option of zoom in and out as well as pagination, then our app is for you. Our image slider is fully mobile supported and compatible with all browsers. more Variant Image Automator shows multiple images per variant. Improves conversions! Image slider - Classic image slider experience with right and left navigation. Mobile & Desktop support - Developed by default for mobile and desktop support. Fully customizable - Choose the colors to fit your theme. Image slider / carousel / image gallery
Create custom product options, variants, swatches, uploads, conditional logic, dynamic pricing Create unlimited custom options in minutes — no code needed. Break Shopify’s 100-variant limit with YMQ Product Options App. Offer 30+ option types — text, swatches, file uploads, date pickers & more. Option content translation and multi-market pricing boost global sales. Percentage & fixed pricing, discount price, price formulas, and volume discounts boost sales. Use option sets to save time. Supports cart editing, drawer cart & Buy Now. Perfect for personalized, custom & wholesale products. Create unlimited custom options in minutes — no code needed. Break Shopify’s 100-variant limit with YMQ Product Options App. Offer 30+ option types — text, swatches, file uploads, date pickers & more. Option content translation and multi-market pricing boost global sales. Percentage & fixed pricing, discount price, price formulas, and volume discounts boost sales. Use option sets to save time. Supports cart editing, drawer cart & Buy Now. Perfect for personalized, custom & wholesale products. more 30+ option types: text fields, file upload, color swatches, dropdowns, checkboxe Dynamic pricing: add fixed or percentage price add-ons by selected options Conditional Logic: Show product options based on selections or Shopify variants Create price calculators of any complexity using your custom math formula Use volume discounts and discounted prices to boost sales
Boost your sales with Upsell, Cross-sell, product add-on, AI Recommendations, Cart Upsell & downsell Looking to increase AOV? With Ymq Upsell, you can create efficient, precision based cross-sells, upsells & add-ons for your store. Upsell offers can be created manually or using AI recommendations. From the product page through the cart page, you can offer the best upsell flow throughout your customers journey. Ymq Upsell will match your store design so the whole process looks seamless. Incentivize customers with discounts and turn single product orders into multi-product orders to increase AOV. Looking to increase AOV? With Ymq Upsell, you can create efficient, precision based cross-sells, upsells & add-ons for your store. Upsell offers can be created manually or using AI recommendations. From the product page through the cart page, you can offer the best upsell flow throughout your customers journey. Ymq Upsell will match your store design so the whole process looks seamless. Incentivize customers with discounts and turn single product orders into multi-product orders to increase AOV. more Create cross-sells, upsells and add-ons to increase revenue across your store. Support AI & Manual mode to personalized Upsell Funnel. Choose different types of layout and easily customize to match your store. In depth data analytics, track customer history, unlimited settings & many more. Add four different types of bundle discounts for increased conversion rates.
Convert more carts by letting your customers securely share them with someone else for payment. With YouPay, creators can pick exactly what they want and send their shopping cart to fans for payment. YouPay helps increase sales, improve AOV and reduce cart abandonment while bringing a brand new relationship segment and audience to your store. With YouPay, creators can pick exactly what they want and send their shopping cart to fans for payment. YouPay helps increase sales, improve AOV and reduce cart abandonment while bringing a brand new relationship segment and audience to your store. more Zero merchant fees No personal information gets shared between shoppers and payers Customisable onsite appearance for seamless integration on your store Acquire new customers and valuable shopper intent data with every YouPay cart
Request a Quote with Personalized form, Hide price, Free shipping, Discounts, Deposit & Invoice Empower customers to request quotes from product, collection, home or cart pages. Create multiple customizable forms to show at specific different products. Display quote buttons anywhere of the store at Any Page. Convert cart items to quotes, sent directly to the store owner. Merchants can edit quotes as draft orders, apply discounts, free shipping or shipping cost and email PDF invoices with checkout links, making it easy to engage customers and negotiate to earn the best Win-Win Deals. Empower customers to request quotes from product, collection, home or cart pages. Create multiple customizable forms to show at specific different products. Display quote buttons anywhere of the store at Any Page. Convert cart items to quotes, sent directly to the store owner. Merchants can edit quotes as draft orders, apply discounts, free shipping or shipping cost and email PDF invoices with checkout links, making it easy to engage customers and negotiate to earn the best Win-Win Deals. more Hide price & show add Quote Button at Product, Collection, Home, Cart & any Page Customizable Multiple quote Forms with Options, Preorder for Specific Products Cart-to-Quote feature. Cart Items can be Submitted for Quote Request instantly Quotes to Draft order with added Discount or Free Shipping & email checkout link Invoice with Deposit, PDF Quotes by email, Checkout Link & Admin Quote Creation
Custom Product Options for Cakes, Flowers, Gifts, Chocolates, Gift Baskets, Weddings & More Shopify Build Award Winner 2026 – Create custom product options for cakes, flowers, gifts, chocolates, gift baskets, weddings and more. Add personalized cake inscriptions, flower bouquet choices, gift messages, premium add-ons, and seasonal options. Ideal for bakeries, florists, and gift stores, our app helps you upsell with ease. Elevate every order — from wedding cakes to anniversary flowers — into a unique, memorable shopping experience for your customers. Shopify Build Award Winner 2026 – Create custom product options for cakes, flowers, gifts, chocolates, gift baskets, weddings and more. Add personalized cake inscriptions, flower bouquet choices, gift messages, premium add-ons, and seasonal options. Ideal for bakeries, florists, and gift stores, our app helps you upsell with ease. Elevate every order — from wedding cakes to anniversary flowers — into a unique, memorable shopping experience for your customers. more Cake & Bouquet Customization: Flavors, sizes, colors, inscriptions & styles Premium Add-on Pricing: Automatic charges for luxury upgrades and services Dynamic Style Previews: Product images change with customer color selections Personalized Gift Notes: Custom messages for celebrations and special occasions Smart Option Rules: Display relevant choices based on product selections
Zeal FormFactory allowing you to create any custom forms with intuitive functionalities. Zeal FormFactory, developed by ZealousWeb, is a highly effective application for creating custom forms with ease. Its intuitive functionalities enable users to create a wide variety of custom forms, saving time and effort. With Zeal FormFactory, building dynamic forms is a breeze, making it a top choice for anyone in need of a powerful form building solution. Zeal FormFactory, developed by ZealousWeb, is a highly effective application for creating custom forms with ease. Its intuitive functionalities enable users to create a wide variety of custom forms, saving time and effort. With Zeal FormFactory, building dynamic forms is a breeze, making it a top choice for anyone in need of a powerful form building solution. more Create and manage multiple custom forms with ease. Customize fields and design to match your brand style. Get form submissions as PDF via email automatically.
Add Unlimited Custom Product Options with Live Preview. A Visual Personalizer to boost sales Allow your customers to personalize and customize your product with images & color swatches, dropdown menus, buttons, text & monogram inputs, custom fonts & color selections, upload fields, and more. Use Conditional logic & Dynamic Pricing to create a complete product-building experience. Offer live customization, increase customer engagement, and simplify custom orders. Allow your customers to personalize and customize your product with images & color swatches, dropdown menus, buttons, text & monogram inputs, custom fonts & color selections, upload fields, and more. Use Conditional logic & Dynamic Pricing to create a complete product-building experience. Offer live customization, increase customer engagement, and simplify custom orders. more Add Unlimited Product Options & Variant Options Let your customers see a Live Preview of the product directly in store Use Conditional logic to show & hide product options based on user selection Make Price Increases depending on the user selection. Offer 'Build Your Own Product' Experience for Multi-component custom products
The Multi Page Responsive Slider guarantees sliders that are responsive and always informative. Sliders are a fantastic way to engage your users by displaying an array of content quickly and easily. No matter what you need to showcase - be it pictures from a presentation or different topics on a website - sliders make the perfect accessory! Sliders do not only provide people with easy access to information, but they can also help increase conversions. After all, there's no better sales tactic than presenting your services or products in an attractive, rotating digital photo album! Sliders are a fantastic way to engage your users by displaying an array of content quickly and easily. No matter what you need to showcase - be it pictures from a presentation or different topics on a website - sliders make the perfect accessory! Sliders do not only provide people with easy access to information, but they can also help increase conversions. After all, there's no better sales tactic than presenting your services or products in an attractive, rotating digital photo album! more Easy to search and filter categories and items. Admin can create one or more sliders for either a single page or multiple pages. Admin can have the option to set slider style differently for each slider. Responsive (Mobile / Tablet Friendly) Sliders. Slider automatically creates a shortcode that Admin can paste into any location.
Increase user engagement & revenue with the help of the app's Broadcast Bar & Shipping Bar Features! With Broadcast Bar + Shipping Bar, captivate your visitors and elevate your online presence! Share exciting news, events, and coupons with customers through the visually appealing Broadcast Bar that you can customize to match your site's branding. The new Shipping bar feature allows you to set cart goals for your customers and encourage them to add more items to their cart. Plus manage and customize the app with ease using its intuitive interface. With Broadcast Bar + Shipping Bar, captivate your visitors and elevate your online presence! Share exciting news, events, and coupons with customers through the visually appealing Broadcast Bar that you can customize to match your site's branding. The new Shipping bar feature allows you to set cart goals for your customers and encourage them to add more items to their cart. Plus manage and customize the app with ease using its intuitive interface. more Easily create an engaging and interactive news experience for your visitors. Keep viewers engaged with exciting slide transitions on the Broadcast Bar. Upsell effortlessly with the shipping bar feature. Display news boxes side-by-side or individually for maximum impact. Easily customize free shipping bar colors & settings from the app backend.
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.