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Custom HTML Shopify Apps

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

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

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Boost sales and AOV by adding a high-conversion shake animation to your 'Add to Cart' button 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 and trust with branded order guarantee, free returns, and instant resolutions. Take control of delivery issues, returns, and exchanges through a fully branded platform built to reinforce customer confidence. Manage lost, damaged, or missing orders from your dashboard while maintaining ownership of post-purchase policies. Branded tracking, self-service issue intake, and a customer-facing returns portal reduce friction and strengthen customer relationships. Each guaranteed order plants one tree and unlocks a $5 charitable donation chosen by your customer. Take control of delivery issues, returns, and exchanges through a fully branded platform built to reinforce customer confidence. Manage lost, damaged, or missing orders from your dashboard while maintaining ownership of post-purchase policies. Branded tracking, self-service issue intake, and a customer-facing returns portal reduce friction and strengthen customer relationships. Each guaranteed order plants one tree and unlocks a $5 charitable donation chosen by your customer. more Brand-owned order Guarantee Centralized delivery issue management Free returns and automated exchanges Branded tracking and claim experiences Purpose-driven customer engagement options

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. Looking for A/B testing? Find it in our separate app — Shogun AB Testing. 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. Looking for A/B testing? Find it in our separate app — Shogun AB Testing. more Shopify Plus Certified Import and optimize Shopify 2.0 pages & sections. Create rich product page and collection page experiences with a visual editor Build landing pages for ad campaigns and promotions Design new site pages like the homepage with organized layout control

4.8(Reviews)

Product bundle builder for mix and match kits, BYOB, BOGO and upsells with inventory and fulfillment Create product bundles, kits, multipacks, BOGO offers, volume discounts and mix-and-match bundles with unlimited variants to increase AOV. Let customers build-your-own-bundle, build a box, or shop curated kits. Promote upsells, cross-sells and frequently bought together offers. AI suggests bundle types from order history and catalog. Launch fast with a no-code builder that's flexible for custom storefronts, POS and Headless. Single & multi-SKU inventory sync across 3PL, WMS, ERP & fulfillment. Create product bundles, kits, multipacks, BOGO offers, volume discounts and mix-and-match bundles with unlimited variants to increase AOV. Let customers build-your-own-bundle, build a box, or shop curated kits. Promote upsells, cross-sells and frequently bought together offers. AI suggests bundle types from order history and catalog. Launch fast with a no-code builder that's flexible for custom storefronts, POS and Headless. Single & multi-SKU inventory sync across 3PL, WMS, ERP & fulfillment. more Create product bundles, multipacks, and build your own bundle with 24/7 support. Let shoppers customize with infinite bundle options and variants. Sync inventory & connect bundles to 3PL, WMS, MCF, shipping, POS & upsell apps. Track bundle sales, conversion rates, and AOV with advanced analytics. Breakdown product bundles for easy order fulfillment & realtime inventory sync.

4.9(Reviews)

Display variants with "add to cart" buttons, for all products in collection pages With this app, you can offer your customers faster way of shopping. Customers can add their favourite product variant to the cart directly from your collections, without viewing the product page. For example, you can show your customer available sizes or colors for each product, directly in the home page, all collections, or search results. If you want just show your customers variants of all products in your collections, you can do it also without option to add it to cart. With this app, you can offer your customers faster way of shopping. Customers can add their favourite product variant to the cart directly from your collections, without viewing the product page. For example, you can show your customer available sizes or colors for each product, directly in the home page, all collections, or search results. If you want just show your customers variants of all products in your collections, you can do it also without option to add it to cart. more Show products variants with "add to cart" buttons in your collection pages Show products variants separately, or as variants combinations in one dropdown Show or hide unavailable (out of stock) combinations of variants Show quantity input and allow to choose quantity of products for customers Show variants of all products in your collections, without option to add to cart

5.0(Reviews)

Size charts, size guides and a “Find my size” AI size recommender, built in minutes Build size charts, size guides and fit quizzes in minutes with SmartSize AI and a modular editor. Import and export all your size charts in bulk. Upload an image or start from templates for men, women, lingerie, kids and pets. Add tabs, AI translations, unit conversion and international sizing. Turn on “Find my size”, an AI fit finder and size recommender. Shoppers answer once and are remembered on every product and visit. Buttons place themselves on any theme, or our team sets it up. Build size charts, size guides and fit quizzes in minutes with SmartSize AI and a modular editor. Import and export all your size charts in bulk. Upload an image or start from templates for men, women, lingerie, kids and pets. Add tabs, AI translations, unit conversion and international sizing. Turn on “Find my size”, an AI fit finder and size recommender. Shoppers answer once and are remembered on every product and visit. Buttons place themselves on any theme, or our team sets it up. more Size chart templates for men, women, kids, lingerie and pets. Bulk import/export AI builds a size guide from a photo or screenshot of your existing chart “Find my size” AI fit finder: shoppers answer once, get their size everywhere Size charts and size quiz in 25+ languages. AI translation, unit conversion Drag-and-drop size guide blocks. The button places itself, or we set it up

4.9(Reviews)

Boost your sales and AoV with personalized & smart product recommendations, bundles, and promotions. Improve sales with smart recommendations, product bundles, and promotions with Lucid. It's easy to use, fast, and customizable, allowing you to bring Amazon-like features to your store and upsell like a pro. Customize the designs to match your store aesthetics and easily add discounts to your product bundles and promoted products for flash sales. Plus, with support for localization, you can upsell across the world. Don't miss out on boosting your sales and offering a personalized experience. Improve sales with smart recommendations, product bundles, and promotions with Lucid. It's easy to use, fast, and customizable, allowing you to bring Amazon-like features to your store and upsell like a pro. Customize the designs to match your store aesthetics and easily add discounts to your product bundles and promoted products for flash sales. Plus, with support for localization, you can upsell across the world. Don't miss out on boosting your sales and offering a personalized experience. more Effortless Setup: Associate, Choose Type, Customize Design to Match Store Design Experience the Power of Variant Options-Controlled Recommendations and Bundles Product Recommendations: Related Products, Shop the Look & Trending Products Product Bundles: Frequently Bought Together, Complementary Products & Discounts Product Promotion: Product Advertising, Flash Sales, Deals & Discounts

5.0(Reviews)

Leverage cart upsell offers to encourage customers to buy more: discount products, BOGO & free gift. Create cart upsell offers like Buy One Get One, free gifts, and custom discounts! Show customers an upsell popup after they click "Add to Cart," encouraging quicker purchases. Use Shopify AI for automatic upsell recommendations or set them up manually. Easily choose products for upsells and set conditions for applying offers. Boost sales with targeted, attention-grabbing upsell offers! Create cart upsell offers like Buy One Get One, free gifts, and custom discounts! Show customers an upsell popup after they click "Add to Cart," encouraging quicker purchases. Use Shopify AI for automatic upsell recommendations or set them up manually. Easily choose products for upsells and set conditions for applying offers. Boost sales with targeted, attention-grabbing upsell offers! more All kinds of upsell ideas to implement, from BOGO to free gifts. Advanced real-time analytics. Track your upsell campaigns to optimize offers. Fully customizable design. Adjust the popup to match your store theme. Smart upsell suggestions based on Shopify AI algorithms. Easy to set up. Create offers in minutes and start selling more right away.

4.5(Reviews)

When the customer scrolls the page, Sticky ATC makes potential users pay attention to your products. Increase your revenue by having a smart sticky product bar, which will make potential customers pay attention to your products. Our Sticky Add To Cart app will know when the customer tends to scroll up & is looking to add product to the cart. It appears at just the right time, in the right place. This is for the ultimate convenience while still keeping customers focused on the main contents, like description, features…etc. you can modify everything you want to match your online store perfects. Increase your revenue by having a smart sticky product bar, which will make potential customers pay attention to your products. Our Sticky Add To Cart app will know when the customer tends to scroll up & is looking to add product to the cart. It appears at just the right time, in the right place. This is for the ultimate convenience while still keeping customers focused on the main contents, like description, features…etc. you can modify everything you want to match your online store perfects. more Modify everything you want to match your online store perfectly. Auto encloses to any themes, including the most popular themes on the market. Sticky Add to Cart button behavior can same as the default product add to cart Homepage and Support multi stores, currencies, and languages (Automatically) Fast CDN based performance + Integrate with google analytics

4.9(Reviews)

More Conversions w/ Sticky Add to Cart, Quick Buy Now Button, Cart Slider, Sticky Cart & Cart Upsell Maximize cart conversions on your Shopify store with STKY Sticky Add To Cart. Ensure Add to Cart is always visible, reducing cart abandonment. Countdown Timer urgency feature converts even more! Quick Buy Button enables swift orders directly on product pages. The Sticky Checkout Bar gives a cart overview, helping checkout. With our Ajax Slider Cart Drawer, even upsell & cross-sell additional products & increase AOV. Sticky Cart, Quick Buy, Buy Now Button & Add To Cart Bar maximize Shopify sales! Maximize cart conversions on your Shopify store with STKY Sticky Add To Cart. Ensure Add to Cart is always visible, reducing cart abandonment. Countdown Timer urgency feature converts even more! Quick Buy Button enables swift orders directly on product pages. The Sticky Checkout Bar gives a cart overview, helping checkout. With our Ajax Slider Cart Drawer, even upsell & cross-sell additional products & increase AOV. Sticky Cart, Quick Buy, Buy Now Button & Add To Cart Bar maximize Shopify sales! more Sticky Add To Cart Bar & Sticky Cart - now with Countdown Timer for urgency Sticky Cart Icons & Add To Cart Bar - always in view for quick checkout Quick Buy Button & Buy Now Button - help shoppers complete purchase quickly Slider Cart Drawer w/Upsells - upsell & cross sell products to increase revenue Quick View, Quick Buy & Buy Now - view, add to cart, or buy with just 1 click

4.9(Reviews)

Earn more from every order with the power of gift wrap & gift message. Boost your AOV in 1 click. Shoppers love gifting: Turn that love into revenue. Super allows you to offer your customers multiple gift wraps, gift notes, greeting cards, gift with purchase, and a gift box right before checkout. With customizable design that fits every theme, cart, drawer cart & product page, Super drives more conversions, boosts sales, and upsell your store's AOV with the power of gifting, especially during holiday seasons & birthday events like Halloween, Black Friday Cyber Monday (BFCM) and Christmas. Shoppers love gifting: Turn that love into revenue. Super allows you to offer your customers multiple gift wraps, gift notes, greeting cards, gift with purchase, and a gift box right before checkout. With customizable design that fits every theme, cart, drawer cart & product page, Super drives more conversions, boosts sales, and upsell your store's AOV with the power of gifting, especially during holiday seasons & birthday events like Halloween, Black Friday Cyber Monday (BFCM) and Christmas. more Add unlimited paid/free gift wrapping, paid/free gift message & gift receipt Show the gift options in Shopify Plus Checkout page for supreme conversion rate Automatic gift with purchase order tags for easy fulfillment & insights. Show the gift options for specific products only or for all of your products Support orders from Roposo Clout, GlowRoad, GiftShip, Baapstore, Raffle and more

4.7(Reviews)

High-speed slide cart drawer to lift AOV, offer in-house shipping protection & keep 100% margin. Transform your Shopify cart into a high-converting revenue drawer with zero theme lag. Supercart empowers merchants to boost average order value through 1-click in-cart upsells, product bundles, and multi-tier free shipping progress meters. Keep 100% of package protection revenue by replacing lost shipments at wholesale cost rather than paying broker fees. Enjoy transparent flat pricing with 0% GMV commission, sub-10ms reactive performance, and full Online Store 2.0 theme compatibility. Transform your Shopify cart into a high-converting revenue drawer with zero theme lag. Supercart empowers merchants to boost average order value through 1-click in-cart upsells, product bundles, and multi-tier free shipping progress meters. Keep 100% of package protection revenue by replacing lost shipments at wholesale cost rather than paying broker fees. Enjoy transparent flat pricing with 0% GMV commission, sub-10ms reactive performance, and full Online Store 2.0 theme compatibility. more In-house shipping protection: retain 100% of fee margin with zero broker cut. Dynamic free shipping bar, free gift unlock rewards, and rush packing. One-click in-cart upsells, product bundles, cross-sells, and cart rules. Sub-10ms reactive slide cart drawer engineered for Online Store 2.0 themes. Transparent flat-rate pricing with strict 0% GMV commission on your sales.

5.0(Reviews)

Add Beautiful Color & Image Swatches to your Product and Collection Pages Swatches Dotify replaces variant dropdowns with visual swatches to help customers select product options more easily. It works on product and collection pages and adapts to different themes and layouts. You can customize the appearance of swatches to match their store design and clearly indicate unavailable variants, improving clarity when browsing products and reducing confusion when choosing options. Swatches Dotify replaces variant dropdowns with visual swatches to help customers select product options more easily. It works on product and collection pages and adapts to different themes and layouts. You can customize the appearance of swatches to match their store design and clearly indicate unavailable variants, improving clarity when browsing products and reducing confusion when choosing options. more Use Color & Image Swatches with your Shopify product options. Choose between a variety of swatch themes. Add swatches on your Collection Pages. Auto-detect color options in your shop for quick setup. Detects soldout variants and updates the swatches to reflect the availability

4.5(Reviews)

All-in-one product personalizer with live preview. Design, customize, fulfill orders with automation Teeinblue is the product personalizer that automates your customization workflow. With live preview, customers personalize any printing product: apparel, wall art, drinkware, jewelry & more. Every design is fully customizable, from custom field, custom text, custom clipart, photo uploads to AI effects & syncs automatically across your catalog. Easily send custom orders to Print On Demand services: Printify, Printful, merchOne, ShineOn, Gelato, etc. A product customizer built to grow your store. Teeinblue is the product personalizer that automates your customization workflow. With live preview, customers personalize any printing product: apparel, wall art, drinkware, jewelry & more. Every design is fully customizable, from custom field, custom text, custom clipart, photo uploads to AI effects & syncs automatically across your catalog. Easily send custom orders to Print On Demand services: Printify, Printful, merchOne, ShineOn, Gelato, etc. A product customizer built to grow your store. more Customize with live preview: custom text, photo, clipart, map, moon phase & more AI photo effects: Gen AI effects, remove background, face cutout, sketch Sell custom products smarter: bulk upload, Canva & PSD import, MCP connector Auto generate production files. Easily send personalized orders to POD services Multiple personalized stores in one account. Sell customized products faster

4.9(Reviews)

The app helps you add a terms-and-conditions checkbox to your store - 2.0 compatible TermsBee allows you to add a Terms and Conditions Checkbox to your store easily. After enabling the app a checkbox will immediately start appearing in your store's cart page & drawer (Ajax) and products page, customers will be required to tick it in order to checkout. The date and time when the checkbox was ticked will be logged in the order's additional details section and can help you against chargebacks. You can also show the checkbox in the account register & login pages. TermsBee allows you to add a Terms and Conditions Checkbox to your store easily. After enabling the app a checkbox will immediately start appearing in your store's cart page & drawer (Ajax) and products page, customers will be required to tick it in order to checkout. The date and time when the checkbox was ticked will be logged in the order's additional details section and can help you against chargebacks. You can also show the checkbox in the account register & login pages. more Easily add an 'I Agree' Checkbox to your store's cart page and Ajax cart See when the customer agreed to your terms and conditions in the order details. You can show the checkbox appear for specific products only. You can show the "I Agree To Terms Checkbox" for all or specific countries. The app supports additional checkout buttons Ex. PayPal, GPay, Apple Pay, etc.

4.8(Reviews)

Increase AOV and Social Traffic with Thankify's No-Code, Custom Thank You page builder. Turn your thank you page into a growth engine with Thankify. Boost revenue through personalized upsells, gather valuable customer insights with post-purchase surveys, and drive social traffic with share buttons. With no-code tools, create engaging pages that transform one-time buyers into repeat customers — all while enhancing their experience. Turn your thank you page into a growth engine with Thankify. Boost revenue through personalized upsells, gather valuable customer insights with post-purchase surveys, and drive social traffic with share buttons. With no-code tools, create engaging pages that transform one-time buyers into repeat customers — all while enhancing their experience. more Increase sales with tailored upsells on your thank you page. Gather feedback to improve customer experience post-purchase. Use videos and images to create engaging thank you pages. Add share buttons to boost your social traffic and followers. Build thank you pages easily with a no-code drag-and-drop editor.

5.0(Reviews)

Tip Quik gives your customers the option to add a tip to their order before they reach checkout. On the cart page and slide-out cart, a pop-up will appear when the checkout or Shop Pay button is clicked. The pop-up will ask the customer if they wish to leave a tip before it brings them to the checkout page. This is a great way to collect tips for your employees and help give everyone a boost. Help out your delivery driver, packaging department, or front of house. Tested and working on all official free Shopify themes. On the cart page and slide-out cart, a pop-up will appear when the checkout or Shop Pay button is clicked. The pop-up will ask the customer if they wish to leave a tip before it brings them to the checkout page. This is a great way to collect tips for your employees and help give everyone a boost. Help out your delivery driver, packaging department, or front of house. Tested and working on all official free Shopify themes. more Before checkout, the customer will be shown a tip pop-up. Tip percentages can be customized or be a flat dollar amount. All content on the tip pop-up and the design of it can be customized.

2.8(Reviews)

Run free gift with purchase offers that auto add gifts to cart, with BOGO & Buy X Get Y upsell Tek Labs is a trusted free gift and upsell app for creating Free gift with purchase, BOGO, Buy X Get Y, Volume discounts, Product bundles, and Cart upsell offers. Beautiful, fully customizable widgets display across every position on your store - product page, cart, popup, and checkout. Motivating customers to buy more and boosting AOV, proven by strong upsell revenue generated through the app. Our support team is always ready to help via live chat whenever you need. Tek Labs is a trusted free gift and upsell app for creating Free gift with purchase, BOGO, Buy X Get Y, Volume discounts, Product bundles, and Cart upsell offers. Beautiful, fully customizable widgets display across every position on your store - product page, cart, popup, and checkout. Motivating customers to buy more and boosting AOV, proven by strong upsell revenue generated through the app. Our support team is always ready to help via live chat whenever you need. more Support Free gift with purchase, Buy X Get Y, and Buy One Get One (BOGO) offers Upsell with Volume discounts, You May Also Like, and fixed Product bundles Cart upsell progress bar with multi-tier gift rewards to motivate shoppers Automatically add gift to cart, or let customers choose their own gift Widgets across your whole store announce offers, each spot has a dedicated UI

5.0(Reviews)

Maximize sales funnel with post-purchase upsells, custom thank you page & checkout upsell Boost your Shopify store's potential with our app, designed to enhance customer experience and maximize revenue. Add custom displays to your checkout and thank you pages to provide a personalized touch. Create effective upsell funnels seamlessly on both post-purchase and thank you pages. Our app ensures upselling opportunities are always available, prioritizing the thank you page for consistent performance and higher conversion rates. Turn every transaction into a growth opportunity with ease! Boost your Shopify store's potential with our app, designed to enhance customer experience and maximize revenue. Add custom displays to your checkout and thank you pages to provide a personalized touch. Create effective upsell funnels seamlessly on both post-purchase and thank you pages. Our app ensures upselling opportunities are always available, prioritizing the thank you page for consistent performance and higher conversion rates. Turn every transaction into a growth opportunity with ease! more Set up multiple post purchase upsell funnels with different customer segments Edit your thank you page to boost branding and drive product upsells seamlessly Enhance checkout (Plus only) with checkout editor for a user-friendly experience Multiple checkout blocks and thank-you page widgets to personalize your store Multiple post purchase survey question types: Feedback, Rating, Text, ...

4.9(Reviews)

Boost security, add checkout rules and reduce fraud with AI (agentic) Terms and Conditions Check Box 'How to add terms and conditions in Shopify?' is a question we're getting asked a lot. Without clear consent, chargebacks and legal risks become real problems. TnC helps with that by adding a mandatory checkbox to your store, making sure customers agree to your policies before checkout. Whether it's a holiday promotion terms or GDPR age gate and privacy policy, the check box helps you stay protected. One-click installation, works seamlessly with your theme, and builds trust where it matters 'How to add terms and conditions in Shopify?' is a question we're getting asked a lot. Without clear consent, chargebacks and legal risks become real problems. TnC helps with that by adding a mandatory checkbox to your store, making sure customers agree to your policies before checkout. Whether it's a holiday promotion terms or GDPR age gate and privacy policy, the check box helps you stay protected. One-click installation, works seamlessly with your theme, and builds trust where it matters more Require consent for GDPR terms of service, privacy policy, policies and contract Show the check box for specific products & countries to meet legal disclaimer Logs the consent date & time of when the 'I agree to terms' check box was ticked Supports OTP login, newsletter, login/sign up, footer menu, PayPal & Apple Pay Translate the checkbox to multiple languages for multiple markets & geolocations

4.9(Reviews)

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About Custom HTML Apps for Shopify

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

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

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