7 Best CSS Editor Apps for Shopify

CSS Editor Apps

Last Updated: February 2024

Are you ready to take your Shopify store’s design to the next level? Look no further! In this blog, we’ll explore the seven best Shopify CSS editor apps that will empower you to customize your store’s appearance with ease.

After all, first impressions matter and the presentation of your website plays a crucial role in capturing visitors’ attention and keeping them engaged. 

Did you know that a staggering 94% of users cite website design as the reason they mistrust or reject a website? That’s right, the way your website looks and feels can make or break your online success. But fear not! With these CSS editor apps, you’ll have the tools to create a visually stunning and unique online store that reflects your brand’s identity. 

So, let’s dive in and discover the perfect CSS editor app to transform your Shopify store into a visual masterpiece!

  1. Mobile App Builder ‑ Appbrew
  2. HTML, CSS, Rich Content Embed
  3. F: Theme Sections : Insert CSS
  4. Custom Css Pro
  5. Easy Custom CSS
  6. Inline ‑ Critical CSS
  7. Customizify ‑ Customize code

1) Mobile App Builder ‑ Appbrew

CSS Editor Apps

Rating: ⭐ 5/5

Pricing: Starts from $499/month; 30-day trial

Introducing Mobile App Builder – Appbrew, the ultimate solution to build and manage high-conversion Android and iOS apps without any coding knowledge. With Appbrew, you can provide your customers with a delightful shopping experience right at their fingertips.

Key Features

    • Drag & Drop UI Builder: Easily replicate your brand’s design by dragging and dropping elements, and fine-tuning the visual appearance with the CSS editor. 
    • Push Notifications & Automation: Drive higher engagement and keep your customers informed with unlimited push notifications and automated messages tailored to their preferences. 
    • Integrations and Scripts: Ensure consistency in the shopping experience by seamlessly integrating with your brand’s web store and supporting all necessary scripts and integrations. 
    • App Updates: Keep your app up to date with real-time over-the-air updates, ensuring a seamless experience for your customers without requiring them to download a new version.
    • Rich Text Editor and CMS: Manage your app’s content effortlessly with unlimited content blocks, a rich text editor, and a user-friendly content management system (CMS).

2) HTML, CSS, Rich Content Embed

CSS Editor Apps

Rating: ⭐ 5/5

Pricing: Free; Professional plan costs $19.99/month; 5-day trial

With HTML, CSS, Rich Content Embed by Avocados Lab, you can take advantage of various customization options to display unique content in different sections of your store. Whether it’s HTML, CSS, or any other rich content, the possibilities are endless. Now, let’s discover how it can elevate your store’s visual appeal and engagement.

Key Features

    • User-Friendly Editor: Modify and customize your store’s content with ease using the app’s intuitive and user-friendly editor. 
    • Optimal Load Time: Experience lightning-fast load times as the app leverages best-in-class infrastructure to ensure a seamless browsing experience for your customers.
    • Theme Compatibility: The app seamlessly integrates with the newest theme architecture, allowing you to configure and showcase different custom content effortlessly.

3) F: Theme Sections : Insert CSS

CSS Editor Apps

Rating: ⭐ 5/5

Pricing: Free

This powerful app eliminates the need to edit liquid files and risk disrupting your codebase. With the app’s convenient block extension, you can seamlessly input your HTML, CSS, and JavaScript theme section codes on the go. Whether you want to make that button pop with a vibrant red color or add a sleek bar at the top of your page, this app empowers you to do it all quickly and easily.

Key Features

    • Insert Code Snippets: Easily add custom HTML code snippets to any theme section by simply copying and pasting the code. 
    • Customize with CSS: Enhance your theme’s appearance by effortlessly adding CSS sections to customize the design and style according to your specific needs.
    • Additional JavaScript Functionality: Take your store’s functionality to the next level by easily adding JavaScript sections to your theme, enabling you to incorporate additional custom code.

4) Custom Css Pro

CSS Editor Apps

Rating: ⭐ 4.8/5

Pricing: 3-day trial; Standard charges $1.49/month; Plus costs $2.99/month

Custom Css Pro, developed by Flowzy is designed to empower anyone with CSS code knowledge to effortlessly transform the appearance of their website. For that, it provides you with a seamless and user-friendly solution.

Key Features

    • Quick and Easy Setup: Launch the CSS editor with just a few clicks, enabling you to start customizing your store in no time. 
    • Risk-Free Modifications: No need to edit any source files of your theme, ensuring that you can experiment and make changes without the fear of damaging your website.
    • Test Changes Before Going Live: Work on an unpublished theme and test your CSS modifications in a safe environment before making them live for your customers to see.

5) Easy Custom CSS

CSS Editor Apps

Rating: ⭐ 4.1/5

Pricing: Free; Enterprise plan costs $1,995/month

Easy Custom CSS app by ACARUI FZCO allows you to update the look and feel of your website without the need for complex backend modifications. With just basic knowledge of CSS code, you can now transform your store’s design in a quick and hassle-free manner. Say goodbye to the daunting task of modifying code in the backend and say hello to a whole new level of customization.

Key Features

    • Add CSS to Any Theme: Easily incorporate CSS code into any available theme on your Shopify store. Update the style and layout to match your unique brand identity and vision.
    • Syntax Highlighting: Enjoy the convenience of syntax highlighting, which makes it easier to read and understand your CSS code. Identify elements, selectors, and properties at a glance for seamless customization.
    • Autocompletion: Save time and effort with automatic suggestions on how to complete a line of code. The app provides smart recommendations to streamline your coding process and ensure accurate CSS implementation.

6) Inline ‑ Critical CSS

Inline ‑ Critical CSS

Rating: ⭐ 3/5

Pricing: $10 (one-time charge)

Inline – Critical CSS by Speed Boostr is designed to optimize the loading speed of your website by delivering the base styling as quickly as possible. By placing the critical CSS in an <style> element in the document’s <head>, your visitors will enjoy a faster loading time without any additional requests to the server or waiting for stylesheets to load.

Key Features

    • Faster Load Time: With critical CSS in place, your website will load faster, particularly for first-time users. Say goodbye to frustratingly long loading times and keep your visitors engaged from the moment they land on your site. 
    • Increased Conversion Rate: A faster loading time not only improves the user experience but also has a direct impact on your conversion rate. By reducing bounce rates and providing a seamless browsing experience, you’ll have a higher chance of converting visitors into customers.
    • Improved SEO Ranking: Google and other search engines prioritize websites with faster loading times. By optimizing your site’s performance with the Inline – Critical CSS app, you’ll have a competitive advantage and the potential to rank higher in search engine results.

7) Customizify ‑ Customize code

Customizify ‑ Customize code

Rating: ⭐ 2.6/5

Pricing: $10 (one-time charge)

Unlock the power of customization with Customizify – Customize code by Flash Search. This Shopify app is your go-to solution for adding HTML, CSS, and JavaScript codes to your theme without the need for any prior knowledge of Liquid codes. 

Now, you can effortlessly enhance your website’s functionality and appearance by inserting custom scripts, CSS styles, or HTML snippets in just a few clicks.

Key Features

    • Instant Customization: With Customizify, you can instantly and easily add custom CSS codes to your theme, allowing you to fine-tune the visual elements of your website and achieve the desired look and feel.
    • Seamless JavaScript Integration: Take control of your website’s behavior by effortlessly adding custom JavaScript codes to your theme. Whether you want to implement advanced functionality or track analytics with scripts like Google Analytics or Facebook Pixel, Customizify has got you covered.
    • Targeted HTML Snippets: Customize specific pages, such as product or collection pages, by inserting custom HTML snippets. This feature enables you to personalize and optimize the content and layout of individual pages for a more tailored user experience.

Ready to Enhance Your Store’s Design?

In conclusion, finding the right CSS editor app for your Shopify store can greatly enhance your ability to customize and personalize your website’s design. With the 7 best CSS editor apps listed in this blog, you have a range of options to choose from based on your specific needs and level of expertise.

However, one crucial aspect that should not be overlooked is the importance of exceptional customer support. That’s where Saufter comes into play. With their specialized customer support services, you can optimize your customer support services and deliver outstanding experiences. 

Their comprehensive range of features, including ticket management, automation, self-service, live chat, phone support, and integrations, make them an ideal choice for businesses seeking to wow their customers and increase productivity.

Don’t miss out on the opportunity to elevate your customer support game with Saufter. Start your 15-day free trial today and experience the difference it can make for your Shopify store.

Customer Service

Decision Maker App


Customer Support

Automate 100% of your common procedures

Group 6154
Group 6154
Order delay monitoring
Group 6154
Subscription modifications
Group 6154
Missing orders
Group 6154
Subscription cancellations
Group 6154
Much more
Claim Your 6 Months Of FREE Credits Now


Claim Your 6 months of FREE Credits Now!

Get the code. Use anytime in the next 6 months.

Helplama Helpdesk is now Saufter.io!