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Custom CSS Shopify Apps

Discover the best Custom CSS apps for your Shopify store in 2025. Compare features, pricing, and reviews to find the perfect solution.

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

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Drive in-store sales with quality, design, and customization worthy of your brand Closeby makes it easy to create a store locator that perfectly matches your brand. It's how online customers become in-store sales for Shopify businesses with physical locations. Design inspiration: @closebyco on X & LinkedIn. Closeby makes it easy to create a store locator that perfectly matches your brand. It's how online customers become in-store sales for Shopify businesses with physical locations. Design inspiration: @closebyco on X & LinkedIn. more Configurable: 50+ settings Easy setup: no design or engineering experience required Extensive customization: select design options that best express your brand Beautiful UX: Mobile-friendly, feature-rich and easy to use for customers Integrated: Sync with Google Sheets and Google Analytics for teams

4.7(Reviews)

Create fully customizable, mobile-friendly comparison tables for your store Comparing features between multiple products, plans, or offers is a key step in every shopper’s decision process. With Comparison Tables by Common Ninja, you can create clean, responsive tables that present features, specs, and prices side-by-side. Customize the design to match your store, highlight key differences, add call-to-action buttons, and guide customers toward the right choice quickly and confidently. Comparing features between multiple products, plans, or offers is a key step in every shopper’s decision process. With Comparison Tables by Common Ninja, you can create clean, responsive tables that present features, specs, and prices side-by-side. Customize the design to match your store, highlight key differences, add call-to-action buttons, and guide customers toward the right choice quickly and confidently. more Advanced search & sort to help customers quickly find and compare key details. Floating headers keep column and row titles visible while scrolling long tables. Pagination for easy navigation through long, data-rich comparison tables. Import CSV files instantly and turn them into ready-to-use comparison tables. Fully responsive design that adapts beautifully to desktop, tablet, and mobile.

5.0(Reviews)

Boost Your Sales with a 1-Click COD Order Form! Add Offers, Upsells & More to Maximize Profits Now! Supercharge your cash-on-delivery store with CodMonster! Enjoy a fast shopping experience with our 1-click customizable COD form. Boost your Average Order Value (AOV) through smart Upsell and Cross-Sell offers while recovering abandoned carts. Track ad performance on Facebook, TikTok, and Google with multi-pixel tracking. Easily integrate with partners like CODPartner and CODNetwork. Take control of your sales and watch your business grow with CodMonster’s powerful, user-friendly tools today! Supercharge your cash-on-delivery store with CodMonster! Enjoy a fast shopping experience with our 1-click customizable COD form. Boost your Average Order Value (AOV) through smart Upsell and Cross-Sell offers while recovering abandoned carts. Track ad performance on Facebook, TikTok, and Google with multi-pixel tracking. Easily integrate with partners like CODPartner and CODNetwork. Take control of your sales and watch your business grow with CodMonster’s powerful, user-friendly tools today! more Customizable Popup/Embedded Form: Create flexible COD forms with field control. Upsell & Cross-Sell Offers: Boost AOV with one-click upsells and quantity offers Multi-Pixel Tracking: Track ads on Facebook, TikTok, Snapchat, and Google. Google Sheets Integration: Sync orders with Google Sheets, Shopify, and apps. Order Limits & Restrictions: Limit orders and restrict form display by country.

4.6(Reviews)

Customize your store's announcement bars with targeted messages to engagement and sales Quick Announcement Bars lets you easily create customizable announcement bars to engage your store visitors. With flexible design options, you can adjust colors, background, and text to match your brand. The app offers powerful targeting features, including geolocation, country, product, customer, and keyword targeting, ensuring personalized messages. Conversions and customer engagement by delivering the message at the time Quick Announcement Bars lets you easily create customizable announcement bars to engage your store visitors. With flexible design options, you can adjust colors, background, and text to match your brand. The app offers powerful targeting features, including geolocation, country, product, customer, and keyword targeting, ensuring personalized messages. Conversions and customer engagement by delivering the message at the time more Create and display eye-catching announcement bars effortlessly Customize text, colors, and background to match your store's branding Target specific audiences by location, product, or customer type Set up advanced keyword targeting for precise message delivery Collect custom email to send promotional email by allowing discount

0.0(Reviews)

Reduce Variants Options Selection time with Variant Image Swatch, Color Swatch, Swatch on Collection BOOST CONVERSION with Swatch King. Variant image as swatch helps in QUICK COMPARISON of product options. Colour swatches on the collection page make BROWSING SEAMLESS. Price & badges on variant options help in QUICK DECISION. Hide out of stock variants. Choose & customise the variant selector style from a library of color swatches, buttons, etc. Upload color swatches in bulk with CSV. Automate swatches with supaeasy variant image swatch. Talk to our product variations experts for free app setup. BOOST CONVERSION with Swatch King. Variant image as swatch helps in QUICK COMPARISON of product options. Colour swatches on the collection page make BROWSING SEAMLESS. Price & badges on variant options help in QUICK DECISION. Hide out of stock variants. Choose & customise the variant selector style from a library of color swatches, buttons, etc. Upload color swatches in bulk with CSV. Automate swatches with supaeasy variant image swatch. Talk to our product variations experts for free app setup. more Variant Swatches: Color swatches, Custom image swatch, Variant image swatch Variant Picker: Show as Swatches, Buttons & Dropdowns with price, Label & Badges Variants on Collections Page: Add color or size swatches on collections page Bulk upload color swatches. Hide out of stock variants. Split Product Variants Works with Shopify Markets, B2B, Size charts, Filter & Search, Recommendations

4.9(Reviews)

Collect mandatory additional order info with product form option when adding a product to cart Easily add additional product form options with conditional fields to product pages. Spend less time communicating back and forth with customers after they made a purchase. Collect order data from customer to provide personalized product experience. The additional product order info can be found in cart summary, order confirmation and admin order page. Easily add additional product form options with conditional fields to product pages. Spend less time communicating back and forth with customers after they made a purchase. Collect order data from customer to provide personalized product experience. The additional product order info can be found in cart summary, order confirmation and admin order page. more 9 field types: Textfield, select, date field, radio box, checkbox & more Simple validations: Mandatory fields, minimum and maximum characters Display conditions: Display on selected product by product, vendor, type and tag Theme app extension: Customise your form to match your theme design Conditional fields: Show relevant fields when a field matches a value

5.0(Reviews)

Make more sales with video shops and influencer stores–easily built with Comet's funnel builder Comet allows Shopify merchants to improve conversion with mobile-first and social optimized shopping experiences. Build video funnels for influencer campaigns and social ads with Comet's no-code templates and drag & drop landing page builder. Quickly test new campaign ideas and improve conversion rates—giving your customers a seamless social commerce shopping experience. Comet allows Shopify merchants to improve conversion with mobile-first and social optimized shopping experiences. Build video funnels for influencer campaigns and social ads with Comet's no-code templates and drag & drop landing page builder. Quickly test new campaign ideas and improve conversion rates—giving your customers a seamless social commerce shopping experience. more Build tailored social commerce funnels for social ads or influencers. Customize every step of the funnel with our no-code drag&drop builder. Track sales, conversion rates and ROI in real time with built-in analytics. Create co-branded influencer, affiliate and video shops with custom branding. Speed up load times by showing only relevant products and offers.

5.0(Reviews)

Banners, Bars, Notifications, Promotions, Announcements, Events ... It's never been easier. Keeping your customers engaged and informed with new business updates and special events is a key element of managing customer relationships. Showing a banner on your website is a simple and effective way of doing this. And Como Banner can help you get it done in seconds. It's never been easier. Let promotions reach your visitors. Convert them into paying customers and generate more sales. Fully customizable to fit your theme. Works perfectly across different screens. Easy to use. Keeping your customers engaged and informed with new business updates and special events is a key element of managing customer relationships. Showing a banner on your website is a simple and effective way of doing this. And Como Banner can help you get it done in seconds. It's never been easier. Let promotions reach your visitors. Convert them into paying customers and generate more sales. Fully customizable to fit your theme. Works perfectly across different screens. Easy to use. more Setup your banners by a few clicks. Create as many as you want. Customize everything on the banner to fit your store theme. Choose how and where to display your banners. Fully responsive, optimized for all screen sizes, desktop, tablet, and mobile. Add one or two action buttons as needed. Keep showing or make it closable.

0.0(Reviews)

Help customers compare products and pick the best option with simple and clean specs tables. Introducing CompareXpert: Your ultimate e-commerce companion. Our app simplifies product comparisons, increases conversions, and boosts organic traffic. Perfect for all online merchants, it streamlines the shopping process, making it easier for customers to choose the correct product, ultimately driving sales and growth. Introducing CompareXpert: Your ultimate e-commerce companion. Our app simplifies product comparisons, increases conversions, and boosts organic traffic. Perfect for all online merchants, it streamlines the shopping process, making it easier for customers to choose the correct product, ultimately driving sales and growth. more Smart Product Comparisons: Compare products and provide tailored insights. SEO-Boosted Content: Create SEO-rich comparison content for site traffic. Custom Templates: Tailor tables to match your brand's style. Dynamic Linking: Connect popular and related comparisons for easier navigation.

4.9(Reviews)

Competitor Price Tracker helps you track your competitor's prices and stay ahead of the competition. Competitor Price Tracker is a powerful tool that helps you stay ahead of the competition by tracking your competitors' prices. With our app, you can monitor price changes, receive alerts, and make informed pricing decisions to boost your sales and profitability. Whether you're a small business or a large enterprise, Competitor Price Tracker provides the insights you need to succeed in today's competitive market. Boost your sales and profitability with Competitor Price Tracker. Competitor Price Tracker is a powerful tool that helps you stay ahead of the competition by tracking your competitors' prices. With our app, you can monitor price changes, receive alerts, and make informed pricing decisions to boost your sales and profitability. Whether you're a small business or a large enterprise, Competitor Price Tracker provides the insights you need to succeed in today's competitive market. Boost your sales and profitability with Competitor Price Tracker. more Track competitor prices in real-time Receive instant alerts for price changes Make informed pricing decisions Boost your sales and profitability Comprehensive analytics and reporting

0.0(Reviews)

Automated cookie banner with 2-step setup for GDPR & CCPA compliance. Complianz simplifies cookie compliance for Shopify. The app auto-detects cookies and sets up your banner with just two steps – no coding or manual setup needed. Customize the look, choose consent types, and support global privacy laws like GDPR and CCPA. Built on Complianz’s trusted privacy platform with over 1M+ WordPress installs. Works with Shopify’s privacy API and supports Google Consent Mode v2 and IAB TCF v2.2. Complianz simplifies cookie compliance for Shopify. The app auto-detects cookies and sets up your banner with just two steps – no coding or manual setup needed. Customize the look, choose consent types, and support global privacy laws like GDPR and CCPA. Built on Complianz’s trusted privacy platform with over 1M+ WordPress installs. Works with Shopify’s privacy API and supports Google Consent Mode v2 and IAB TCF v2.2. more 2-step banner setup: Automatic cookie detection and setup in minutes Customizable banner design: Match your brand with easy styling options Auto-blocking & consent tracking: Works with Shopify’s privacy tools Supports Google Consent Mode v2: Optimize ad performance with compliance Multi-language & mobile-friendly: Seamless experience across all devices

4.2(Reviews)

Platform-native, Google CMP: GDPR, CCPA, TCF 2.2, GCM V2 & ADA/WCAG/EEA compliant. Consentmo helps Shopify merchants comply with GDPR, CCPA, LGPD, ADA/WCAG/EEA & global laws - reduce risks and save time. Automate cookie scanning, DSAR requests, and AI-powered script blocking. Build trust with brand-aligned banners, Shopify Plus Checkout integration, and monthly compliance reports. Works with Shopify Customer Privacy API, Google Consent Mode V2 & IAB TCF v2.2. From startups to enterprises, stay audit-ready and scale globally with 20+ languages. Consentmo helps Shopify merchants comply with GDPR, CCPA, LGPD, ADA/WCAG/EEA & global laws - reduce risks and save time. Automate cookie scanning, DSAR requests, and AI-powered script blocking. Build trust with brand-aligned banners, Shopify Plus Checkout integration, and monthly compliance reports. Works with Shopify Customer Privacy API, Google Consent Mode V2 & IAB TCF v2.2. From startups to enterprises, stay audit-ready and scale globally with 20+ languages. more Automated data request & compliance pages for GDPR, CCPA, and other global laws Three banner types Bar/Dialog/Box - boost acceptance rates on mobile and desktop AI cookie scanner: bulk import/export, scheduled scans, auto sorting & history Multilingual, region rules & DSAR automation. Accessibility ready, ADA compliant Google-Certified, TCF v2.2 support, Microsoft, TikTok, Meta Pixel & 24/7 support

5.0(Reviews)

Create multiple contact us forms according to store needs to increase customer interaction and sales A simple and user-friendly Contact form app packed with features to let your customers contact you privately on your website. Our developers have designed and developed this app keeping customer experience as the most important aspect. Our simple methods, predefined structure, and super easy user interface can bring your customers back to your stores. Any non-tech-savvy person can install and manage Contact forms in a matter of clicks. A simple and user-friendly Contact form app packed with features to let your customers contact you privately on your website. Our developers have designed and developed this app keeping customer experience as the most important aspect. Our simple methods, predefined structure, and super easy user interface can bring your customers back to your stores. Any non-tech-savvy person can install and manage Contact forms in a matter of clicks. more Simultaneous preview your contact us form while creating form in the backend. Add Multiple form in different pages. File upload option Customize font, font size, color, and contact form to match the store. Absolutely no coding needed. Easy 1click install allows installation on any page

4.9(Reviews)

A visual, drag & drop contact form builder. Create any form type, easy to customize and manage Contact Form Ultimate app enables you to create multiple types of forms and encourage customers/visitors to contact you. Our app supports multiple input fields to add to your form: text, text area, quiz, selection, reCAPTCHA, file upload, etc. Every form is fully customizable, you can display them anywhere on the storefront. Our app provides a powerful message management system and is integrated with popular mail services allowing you to easily interact with customers/visitors Contact Form Ultimate app enables you to create multiple types of forms and encourage customers/visitors to contact you. Our app supports multiple input fields to add to your form: text, text area, quiz, selection, reCAPTCHA, file upload, etc. Every form is fully customizable, you can display them anywhere on the storefront. Our app provides a powerful message management system and is integrated with popular mail services allowing you to easily interact with customers/visitors more Easily create a new form using drag & drop form builder or 16 premade templates. Support multiple input fields: text, HTML, date, quiz, reCAPTCHA, file, etc. Display your forms anywhere using shortcodes: contact page, product page, etc. Manage, view, and reply to all contact messages directly from the app backend. Send email via in-app SMTP service or your custom SMTP services.

4.0(Reviews)

Auto Parts Fitment Search that includes much more than a basic Year-Make-Model widget. By choosing Convermax you equip your store with a powerful search engine. It can do what most of Year-Make-Model add-ons can’t. The search integrates and combines fitment data from multiple resources. We pull fitment information directly from the store. It might be custom spreadsheets, SEMA Data, export from the store’s PDM system, etc. YMM fitment search works in sync with filters and basic keyword searches and integrates with other services (Klaviyo, ShopperApproved, Stamped.io, Affirm, etc.) By choosing Convermax you equip your store with a powerful search engine. It can do what most of Year-Make-Model add-ons can’t. The search integrates and combines fitment data from multiple resources. We pull fitment information directly from the store. It might be custom spreadsheets, SEMA Data, export from the store’s PDM system, etc. YMM fitment search works in sync with filters and basic keyword searches and integrates with other services (Klaviyo, ShopperApproved, Stamped.io, Affirm, etc.) more Year-Make-Model Lookup (+ Wheels and Tires Search version) My Garage - Vehicle selection is saved across sessions Verify Fitment - Let your customers check whether the part is compatible or not Landing Pages - Fitment-specific URLs for SEO and other marketing goals Category Selection Page with categories and subcategories for a selected car

5.0(Reviews)

BFCM-Ready: Cart Timer & Inventory Control Elevate Conversions. Enhance your e-commerce with our app's Cart Timer and Item Reservations, creating urgency and boosting conversions during events like BFCM. Shoppers can secure items using a countdown timer, and items are restocked if time elapses. Customize the timer's look, foster immediacy, and offer an interactive shopping experience for customers. Elevate your storefront and succeed with us today! Enhance your e-commerce with our app's Cart Timer and Item Reservations, creating urgency and boosting conversions during events like BFCM. Shoppers can secure items using a countdown timer, and items are restocked if time elapses. Customize the timer's look, foster immediacy, and offer an interactive shopping experience for customers. Elevate your storefront and succeed with us today! more Display countdown timer on cart and cart drawer to increase conversions. Reserve items in the cart from inventory with Real Cart Reservation. Display countdown timer with progress bar on cart and cart drawer. Customize timer appearance to match store branding. Checkout Timer: Faster checkout with visible timer on checkout page.

3.0(Reviews)

AI Site Search & Product Discovery – 2x Faster, Drives More Conversions & AOV Selling 100+ products on Shopify or Shopify Plus in Fashion, Beauty, Home Goods, Nutrition, or any other industry? ConversionBox AI search & filter enhances your entire product discovery experience with intent-based search, autocomplete suggestions, smart ranking, misspelling correction, auto product recommendations, customizable banners, titles, blogs, visual layouts, a product filter sidebar, and detailed analytics. Built by 15+ years of eCommerce experts, it is fully customizable for Shopify Selling 100+ products on Shopify or Shopify Plus in Fashion, Beauty, Home Goods, Nutrition, or any other industry? ConversionBox AI search & filter enhances your entire product discovery experience with intent-based search, autocomplete suggestions, smart ranking, misspelling correction, auto product recommendations, customizable banners, titles, blogs, visual layouts, a product filter sidebar, and detailed analytics. Built by 15+ years of eCommerce experts, it is fully customizable for Shopify more Smart Merchandising – Automatically organize product displays to boost sales. Speed Optimizer – AMP, image compression, and instant page loading on any device AI Recommendations – Boost upsells, cross-sells, and order value. Scalable Performance – Handles high traffic & enhances mobile shopping.

0.0(Reviews)

Convertopia is a smart site search App powered by AI recommendations to enhance shopping experience. A great shopping experience starts with a simple search and discovery. With Convertopia, you can create effortless shopping experiences that drive conversion and maximize AOV. This smart (WordPress, Shopify, Magento) plugin uses AI and semantic search to deliver speedy, relevant search results. Help shoppers search and discover their next favorite product with personalized AI recommendations and make the most of your product display with our intuitive merchandising tools. A great shopping experience starts with a simple search and discovery. With Convertopia, you can create effortless shopping experiences that drive conversion and maximize AOV. This smart (WordPress, Shopify, Magento) plugin uses AI and semantic search to deliver speedy, relevant search results. Help shoppers search and discover their next favorite product with personalized AI recommendations and make the most of your product display with our intuitive merchandising tools. more AI-driven Search understands intent and delivers relevant & quick, results. Personalized Recommendations suggest products fitted to individual preferences. Merchandising Tools gives strategic product visibility with pinning & promoting. Instant Search & Autocomplete provides quick, smart suggestions as users type. Custom Ranking to highlight important products in search results.

0.0(Reviews)

Utilizes advanced tech to analyze data, predicting customer preferences, enhancing user experience Are you looking to boost your store's conversion rates effortlessly? Introducing our revolutionary Shopify plugin powered by AI technology! 🔹 Automated Store Optimization: Our AI robot learns your store's data, including collection names, item prices, discounts, and sales history. No manual input required! 🔹 Personalized Marketing: The AI technology analyzes consumer behavior and matches them with the most effective banners, messages, discounts, collections, and items. Success-driven optimize Are you looking to boost your store's conversion rates effortlessly? Introducing our revolutionary Shopify plugin powered by AI technology! 🔹 Automated Store Optimization: Our AI robot learns your store's data, including collection names, item prices, discounts, and sales history. No manual input required! 🔹 Personalized Marketing: The AI technology analyzes consumer behavior and matches them with the most effective banners, messages, discounts, collections, and items. Success-driven optimize more Automated Store Optimization: Our AI robot learns your store's data Personalized Marketing: matching consumer behavior to banners.Success-driven opt User-Friendly Installation: Simply sign up and install the plugin to start

0.0(Reviews)

Provide visitors with the option to accept or decline cookies with customizable Cookie bar. In the digital market sphere, your online store's compliance with Europe's GDPR (General Data Protection Regulation) is of vital importance. Pasilobus EU Cookie Bar simplifies this process. Unlike confusing alternatives, it is user-friendly and does not slow down your store. It complies with GDPR, CCPA (California Consumer Privacy Act), and VCDPA (Virginia Consumer Data Protection Act), bolstering your store's global credibility. In the digital market sphere, your online store's compliance with Europe's GDPR (General Data Protection Regulation) is of vital importance. Pasilobus EU Cookie Bar simplifies this process. Unlike confusing alternatives, it is user-friendly and does not slow down your store. It complies with GDPR, CCPA (California Consumer Privacy Act), and VCDPA (Virginia Consumer Data Protection Act), bolstering your store's global credibility. more Cookie bar for GDPR to comply with EU regulations & California Privacy Act Fully customizable cookie bar that matches the style of your store. Supersonic mode so that the speed of your store is not affected. Automated styling - Picks up your store’s font and design. One-click installation, no coding required.

0.0(Reviews)

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About Custom CSS Apps for Shopify

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

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

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