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Custom CSS Shopify Apps

Discover the best custom css apps for your Shopify store. Compare features, pricing, and reviews to find the perfect solution.

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Increase conversion rate and checkout faster with Sticky Add to Cart. With sticky cart, you can easily choose a mini shopping cart or a floating sticky shopping cart according to your needs, reducing the user selection process and increasing the probability of product checkout. Alternatively display sticky add to cart banner on your homepage, and you can select the real-time urgency countdown timer to increase urgency and increase conversions. Powered by Channelwill. With sticky cart, you can easily choose a mini shopping cart or a floating sticky shopping cart according to your needs, reducing the user selection process and increasing the probability of product checkout. Alternatively display sticky add to cart banner on your homepage, and you can select the real-time urgency countdown timer to increase urgency and increase conversions. Powered by Channelwill. more One click to add sticky carts and mini carts to reduce abandoned carts Add a Quick Buy Button for better user experience Use a countdown timer to increase urgency and increase conversions Put the Add to Cart Button on the page and entice users to click on it Fully customize Sticky Cart to match your store

4.9(Reviews)

Increase your bookings, revenue & retention using the Sesami platform omnichannel. Turn your Shopify store into a booking engine. Sesami lets you sell services, experiences, events, and classes—online or in-store. Built for beauty, wellness, fitness, and retail, it powers everything from spa treatments to styling sessions. With tools like Sesami Flows and our SDK, you can customize every step of the booking journey and scale with confidence. Perfect for retail, hair salons, spas, fitness, jewelry, tattoo and piercing studios, travel and tour services, and more. Turn your Shopify store into a booking engine. Sesami lets you sell services, experiences, events, and classes—online or in-store. Built for beauty, wellness, fitness, and retail, it powers everything from spa treatments to styling sessions. With tools like Sesami Flows and our SDK, you can customize every step of the booking journey and scale with confidence. Perfect for retail, hair salons, spas, fitness, jewelry, tattoo and piercing studios, travel and tour services, and more. more Use our unique booking experiences, or our SDK. Not a copy of Calendly! Send reminders or thank-you emails using Sesami Flows or Klaviyo integration. Scale and go global! Sesami supports multiple languages and worldwide time-zone. Partner-friendly app with agency partners and integrations like Hydrogen. Install now. Setup takes minutes; claim your onboarding call.

4.7(Reviews)

Create engaging shoppable lookbook galleries by tagging products on images. Lookbooks are an important marketing tool for online stores as they allow businesses to showcase their products in a visually compelling manner. Create beautiful shoppable lookbook galleries by tagging products on images. Help your customers visualize how products look in real life thus encouraging customers to buy products. Lookbook galleries contain different hotspots which link to products and allow purchase. You can customize the design to suit your store’s branding and colors. Lookbooks are an important marketing tool for online stores as they allow businesses to showcase their products in a visually compelling manner. Create beautiful shoppable lookbook galleries by tagging products on images. Help your customers visualize how products look in real life thus encouraging customers to buy products. Lookbook galleries contain different hotspots which link to products and allow purchase. You can customize the design to suit your store’s branding and colors. more Shoppable Lookbook Gallery images hotspots or tags on the images. Create any number of galleries with unlimited photos. Customize lookbook gallery design to match your store’s branding and colors. Shoppers can purchase products from your Lookbooks. Images reach people on an emotional level and create strong connections.

2.0(Reviews)

Add a shake animation to your 'Add to Cart' button to enhance customer interaction Shake Add to Cart Button enhances Shopify stores by adding a customizable shake animation to the "Add to Cart" button. Seamlessly integrates with Shopify 2.0 themes, it offers settings for animation time and delay. The app does not collect or store customer data, focusing solely on improving user engagement and interaction. Enjoy a reliable and secure solution for elevating your store’s user experience Shake Add to Cart Button enhances Shopify stores by adding a customizable shake animation to the "Add to Cart" button. Seamlessly integrates with Shopify 2.0 themes, it offers settings for animation time and delay. The app does not collect or store customer data, focusing solely on improving user engagement and interaction. Enjoy a reliable and secure solution for elevating your store’s user experience more Customizable Shake Animation: Adjust time and delay. Seamless Integration: Works with Shopify 2.0 themes effortlessly. No Customer Data Storage or Database Needed

0.0(Reviews)

Boost Revenue & Customer Satisfaction with Customizable In-House Shipping Protection Protect your orders and boost profits with ShipAid's fully integrated shipping protection platform. Customize and keep protection fees as extra revenue while providing customers with peace of mind. Seamlessly handle lost, stolen, damaged, or delayed packages. Our user-friendly platform simplifies the management of shipment issues, enhancing both customer satisfaction and your bottom line. Minimize losses and stand out with a seamless, customizable experience that enhances customer satisfaction. Protect your orders and boost profits with ShipAid's fully integrated shipping protection platform. Customize and keep protection fees as extra revenue while providing customers with peace of mind. Seamlessly handle lost, stolen, damaged, or delayed packages. Our user-friendly platform simplifies the management of shipment issues, enhancing both customer satisfaction and your bottom line. Minimize losses and stand out with a seamless, customizable experience that enhances customer satisfaction. more Boost Revenue: Keep the protection fees you charge at checkout Increase Trust: Provide fast, reliable resolutions for lost/damaged order issues Branded Portal: Customers file claims and track orders with ease One-Click Management: Reship, refund, or deny claims effortlessly Order Tracking: Stay informed with custom notifications and tracking tools

5.0(Reviews)

Expand revenue and secure orders with own custom shipping protection against damage, loss, and theft ShipGuard: Shipping Protection helps merchants secure shipments with own in-house customizable order protection against loss, damage, or theft. It simplifies claims management with automated tools for refunds, reshipments, and reorders. Merchants can define exclusions for specific products or variants and manage digital insurance fulfillment with flexible status options. The app integrates seamlessly with Shopify, improving store operations and customer satisfaction. ShipGuard: Shipping Protection helps merchants secure shipments with own in-house customizable order protection against loss, damage, or theft. It simplifies claims management with automated tools for refunds, reshipments, and reorders. Merchants can define exclusions for specific products or variants and manage digital insurance fulfillment with flexible status options. The app integrates seamlessly with Shopify, improving store operations and customer satisfaction. more Define customizable shipping protection fees at checkout for customers. Set exclusions for specific products or variants from the insurance widget. Fully integrated claims management system for seamless issue resolution. Digital insurance fulfillment with flexible status options after purchase. Seamless Shopify checkout extension for easy integration and usage.

5.0(Reviews)

Add estimated delivery date and shipping date to boost sales. Display expected delivery dates. Shipping Delivery Estimate - display estimated delivery dates. Easily display when a product should arrive by. Simple set-up and easy to use. Build trust and increase conversion rates. Display your estimated delivery date message on any page or product. Set specific rules for products and collections. Easily display when products should be expected by. Show the expected delivery date and day. Shipping Delivery Estimate - display estimated delivery dates. Easily display when a product should arrive by. Simple set-up and easy to use. Build trust and increase conversion rates. Display your estimated delivery date message on any page or product. Set specific rules for products and collections. Easily display when products should be expected by. Show the expected delivery date and day. more Increase conversion rate - Add estimated arrival dates on product pages. Display delivery date - Display expected date when products will be delivered. Increase conversions - When will it arrive? Answer it for them with this app. Easy to use, simple setup - Add delivery date to your product within minutes. No coding skills required - Fully customise according to your store design.

1.0(Reviews)

Show customer progress when they put items in their carts & inform them when they get free shipping. Here's how it works: 1. When users first visit your store, a welcome bar displays your current promotion, like "buy 2, get 1 free," "spend $100 to get a free gift," or "spend $100 for free shipping." 2. As they add items to their cart, the bar updates, showing what else is needed to qualify for the reward. 3. When they reach the requirement, a final message confirms they qualify for the bonus or free shipping. Here's how it works: 1. When users first visit your store, a welcome bar displays your current promotion, like "buy 2, get 1 free," "spend $100 to get a free gift," or "spend $100 for free shipping." 2. As they add items to their cart, the bar updates, showing what else is needed to qualify for the reward. 3. When they reach the requirement, a final message confirms they qualify for the bonus or free shipping. more Set up any conditions to show the bar to visitors and where to display the bar. Unlimited number of offers for store visitors. Mobile-friendly app. Works with any theme.

4.8(Reviews)

Easy to use visual page editor to design blog posts, product pages, landing pages & theme sections Use our visual page editor for all page types including: blog posts, product pages, collection pages, home page and landing pages. Design using our out-of-the-box templates, or create something unique with our elements (sliders, video, countdown, product tabs & more). Save any creation as a snippet and reuse it for future designs. Make universal changes to your Shopify template pages with our theme sections editor. Includes A/B testing and dynamic landing pages based on user segmentation. Use our visual page editor for all page types including: blog posts, product pages, collection pages, home page and landing pages. Design using our out-of-the-box templates, or create something unique with our elements (sliders, video, countdown, product tabs & more). Save any creation as a snippet and reuse it for future designs. Make universal changes to your Shopify template pages with our theme sections editor. Includes A/B testing and dynamic landing pages based on user segmentation. more Shopify Plus Certified Improve your store's conversion rate with native A/B Testing on all Shogun pages Serve hyper-personalized content to your customers with Personalization Import and optimize Shopify 2.0 pages & sections. Create rich product page and collection page experiences with a visual editor

4.7(Reviews)

Increase sales by providing complete look for your customers with bundled upsell products With BeUniq Shop The Look, merchants can easily assign different products to a main product to give a complete look to their users. A Shop the Look button is added on the product page, and when clicked, it shows the assigned products in the sidebar drawer. With multiple settings options, the merchants can set the button view as per their themes look and feel. Easy way to group your products together and increase sales while reducing user time. With BeUniq Shop The Look, merchants can easily assign different products to a main product to give a complete look to their users. A Shop the Look button is added on the product page, and when clicked, it shows the assigned products in the sidebar drawer. With multiple settings options, the merchants can set the button view as per their themes look and feel. Easy way to group your products together and increase sales while reducing user time. more Boost sales with shop the look upsell products. Shop the Look as Button or Link. Easy step to relocate Shop The Look One click install & no coding skills required / 2.0 Compatible No theme files are changed and no liquid file is installed Desktop & Mobile compatible | Show as Link or Button which will open drawer

0.0(Reviews)

Create beautiful lookbook galleries and let shoppers complete the look by buying in one click. Show a clickable lookbook that encourages shoppers to buy more. If you sell multiple complementary products (eg., cardigan with trousers, table with chairs), this is the app for you. Simply upload an image and tag products on it, then customers will be able to add the entire set in one click! The widget is lightweight and well-optimized to prevent website slowdowns. The app itself is easy to use and highly customizable to match your brand theme. Set it up in less than 10 minutes. Show a clickable lookbook that encourages shoppers to buy more. If you sell multiple complementary products (eg., cardigan with trousers, table with chairs), this is the app for you. Simply upload an image and tag products on it, then customers will be able to add the entire set in one click! The widget is lightweight and well-optimized to prevent website slowdowns. The app itself is easy to use and highly customizable to match your brand theme. Set it up in less than 10 minutes. more Supports multiple aspect ratios (square, tall, wide) to suit any image Highly customizable widget that lets you edit spacing, roundness, and more Looks great on all devices and mobile friendly

0.0(Reviews)

Find nearby stores quickly with our easy-to-use Store Locator. Your location, our guide! Our Store Locator app helps merchants drive foot traffic and improve sales by making it easy for customers to find nearby locations. Retailers, franchises, and service-based businesses gain from offering a seamless store discovery experience. It resolves the issue of store visibility, improves customer experience, and enhances engagement. Offering convenience, it strengthens brand loyalty and helps businesses connect with their local audience efficiently. Our Store Locator app helps merchants drive foot traffic and improve sales by making it easy for customers to find nearby locations. Retailers, franchises, and service-based businesses gain from offering a seamless store discovery experience. It resolves the issue of store visibility, improves customer experience, and enhances engagement. Offering convenience, it strengthens brand loyalty and helps businesses connect with their local audience efficiently. more Store tagging: Organize and filter stores easily with custom tags. Bulk import & updating: Quickly add or update multiple stores in one go. Google My Business sync: Sync store info directly with Google My Business. Address Auto Suggest: Auto-complete addresses for faster, accurate entry.

5.0(Reviews)

ShoutBar boosts sales with customizable announcement bars, promotions, and targeted messaging. ShoutBar helps shops boost engagement and drive sales with eye-catching announcement bars. Easily showcase promotions, countdowns, free shipping offers, and more—fully customizable to match your brand. Advanced scheduling and targeting ensure the right message reaches the right audience at the right time. Perfect for stores looking to increase conversions, highlight special deals, and enhance customer experience effortlessly. Simple setup, powerful results! ShoutBar helps shops boost engagement and drive sales with eye-catching announcement bars. Easily showcase promotions, countdowns, free shipping offers, and more—fully customizable to match your brand. Advanced scheduling and targeting ensure the right message reaches the right audience at the right time. Perfect for stores looking to increase conversions, highlight special deals, and enhance customer experience effortlessly. Simple setup, powerful results! more Customizable Announcement Bars – Match your brand with flexible design options Targeting & Scheduling – Display bars to the right audience at the right time Countdown Timers & Urgency Boosters – Drive sales with time-sensitive promotions Free Shipping & Promo Highlights – Easily showcase special offers Mobile-Friendly – Optimized for seamless performance on all devices

0.0(Reviews)

Add custom shoppable galleries from your insta feed & UGC gallery to boost engagement & sales Turn your Instagram feed into a powerful sales channel with Showcase. Add photos, videos, and reels from your account or hashtag searches, and create a shoppable Instagram feed (lookbook) that lets visitors buy directly from your posts. With stunning layouts and product tagging, Showcase boosts your social proof and conversions. This Instagram widget keeps your store fresh and sales-focused by integrating your latest Instafeed content seamlessly into your website. Shoppable videos available. Turn your Instagram feed into a powerful sales channel with Showcase. Add photos, videos, and reels from your account or hashtag searches, and create a shoppable Instagram feed (lookbook) that lets visitors buy directly from your posts. With stunning layouts and product tagging, Showcase boosts your social proof and conversions. This Instagram widget keeps your store fresh and sales-focused by integrating your latest Instafeed content seamlessly into your website. Shoppable videos available. more 24/7 Live Chat support to assist with any queries for Showcase Insta feed Display photos, shoppable reels (videos) in grid/slider/collage layouts Create shoppable Instagram lookbook (Shop the look) by tagging multiple products Curate UGC by showcasing relevant posts w/ Instagram hashtags, mentions, tags From Instagram post to Instagram shop just in a few clicks!

4.8(Reviews)

Sell custom neon, acrylic, metal and wooden signs with a highly configurable sign product builder. Win more custom sign sales by letting customers create their unique sign with our easy-to-use sign designer. Ensure your store always makes a profit on every sign order with our multiple advanced pricing and sizing systems. Save time by automating your manufacturing logistics workflow with custom emails and an SVG file of the sign design specifically for manufacturing. Live render sign options and pricing to help win the sale. Find and work with manufacturers from all around the world. Win more custom sign sales by letting customers create their unique sign with our easy-to-use sign designer. Ensure your store always makes a profit on every sign order with our multiple advanced pricing and sizing systems. Save time by automating your manufacturing logistics workflow with custom emails and an SVG file of the sign design specifically for manufacturing. Live render sign options and pricing to help win the sale. Find and work with manufacturers from all around the world. more Sell Neon, LED, Acrylic, Metal, Wood and channel signs. Powerful letter pricing, price per letter and price by length of material. Multi-currency and multi-lingual support Accurate sign measurements, as accurate as Adobe Illustrator. Use custom CSS or no-code options to update the theme.

4.8(Reviews)

This image slider don't crop images in slider and displays as it is which makes it very unique There are bunch of image sliders but every image slider crops the images based on device screen size so that the slider can be responsive. This slider solves this very problem and dont crop any image from slider. This slider has all the basic functionalities from any other slider and we intend to help all merchants who face problems of images getting cropped in the slider. There are bunch of image sliders but every image slider crops the images based on device screen size so that the slider can be responsive. This slider solves this very problem and dont crop any image from slider. This slider has all the basic functionalities from any other slider and we intend to help all merchants who face problems of images getting cropped in the slider. more Never crops images provided and displays all images as it is Arrows can be used to slide to next slide Automatically slides to next slide

1.0(Reviews)

No ugly guides. No complex settings. Just clean design and eye-catching size charts. Help customers get the right product the first time with comprehensive size charts. Increase their confidence in a chosen item and reduce the possibility of returns and refunds. Create size charts that match your store styles in a few simple steps or use ready-made templates (which are even faster). DECREASE return rates, BOOST sales, and IMPROVE customer experience in your store. Help customers get the right product the first time with comprehensive size charts. Increase their confidence in a chosen item and reduce the possibility of returns and refunds. Create size charts that match your store styles in a few simple steps or use ready-made templates (which are even faster). DECREASE return rates, BOOST sales, and IMPROVE customer experience in your store. more 4 ready-made size chart templates or create your own from scratch Size charts based on product tags, titles, collections, type, quantity & vendor Optimized for desktop & mobile & tablet Flexible size chart placement: fixed and popup Size chart translation in a few clicks

5.0(Reviews)

Easy-to-use, simple yet customizable size charts and fit guide to raise sales and reduce returns. The Sized app makes creating size charts and fit guides quick and easy, helping customers confidently choose the proper size. Customizable charts reduce returns and abandoned carts while boosting sales and satisfaction. Tailor your size charts with text, images, or measurement details for apparel, shoes, and more. Assign charts to product(s) or products in collections. Sized ensures your customers get the perfect fit the first time, enhancing their shopping satisfaction. The Sized app makes creating size charts and fit guides quick and easy, helping customers confidently choose the proper size. Customizable charts reduce returns and abandoned carts while boosting sales and satisfaction. Tailor your size charts with text, images, or measurement details for apparel, shoes, and more. Assign charts to product(s) or products in collections. Sized ensures your customers get the perfect fit the first time, enhancing their shopping satisfaction. more Customizable Size Chart: add text, images, customize colors to fit store design Use 14 ready-to-use size chart templates or upload your own product images Intuitive and simple size chart editor saves your time and makes app easy to use Apply size chart to product(s), products in the collection, or whole collection Feature to exclude products to apply size charts

0.0(Reviews)

Create strong forms easily with in just 3 steps using our easy-to-use SK: Advanced Form Builder app. Using our Form Builder app, you can create basic to complex forms with predefined templates or from scratch. Our app has templates like Contact Us, Booking, Warranty, Wholesale Inquiry Form which compatible with all themes. Change look & feel of the form as you want using custom CSS. Email will let you know from which page form was submitted. We have SMTP & Klaviyo which add user to specific Klaviyo list. Tag user when form submitted, G-Sheet, Conditional Logic, zapier & more-upto 2GB of storage Using our Form Builder app, you can create basic to complex forms with predefined templates or from scratch. Our app has templates like Contact Us, Booking, Warranty, Wholesale Inquiry Form which compatible with all themes. Change look & feel of the form as you want using custom CSS. Email will let you know from which page form was submitted. We have SMTP & Klaviyo which add user to specific Klaviyo list. Tag user when form submitted, G-Sheet, Conditional Logic, zapier & more-upto 2GB of storage more Create forms, collect customer data, and allow file uploads easily. Create forms with predefined templates and manage forms by drag & drop feature. Easy integrations of the Klaviyo, Gtag, FB Tracking, GSheet Add tag in customer. Tag customer when form is submitted. Like: Wholesaler, Retailer, etc. Personalized forms are designed to match your shop's style perfectly.

5.0(Reviews)

The All-in-One Sales-Boosting App for Your Store. Supercharge your store with powerful tools designed to enhance the shopping experience, drive conversions, and streamline store management—all in one app. Sledge gives you 15 essential widgets to optimize your store, from intuitive search and smart filters to wishlist and product reviews. Set up in minutes, customize effortlessly with the Customizer, and seamlessly integrate with any theme. Plus, more powerful widgets are on the way! Supercharge your store with powerful tools designed to enhance the shopping experience, drive conversions, and streamline store management—all in one app. Sledge gives you 15 essential widgets to optimize your store, from intuitive search and smart filters to wishlist and product reviews. Set up in minutes, customize effortlessly with the Customizer, and seamlessly integrate with any theme. Plus, more powerful widgets are on the way! more Instant Search & Smart Filters – Improve product discovery effortlessly. Wishlist & Reviews – Boost engagement and build customer trust. Presets & Customizer – Use ready-made templates or fine-tune every detail. Custom Code Support – Add scripts to enhance widget functionality & design. Sales-Boosting Widgets – Trust Badges, Recently Viewed, Review Snippets & more.

5.0(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.