1. Home
  2. Topics
  3. Syntax Highlighter Alternative

Best Syntax Highlighter Alternative Apps

223+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated June 2026

Out of 223+ syntax highlighter alternative apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Syntax Highlighter Alternative

Runestone Text Editor#1

Runestone Text Editor by Simon B. Støvring

Edit plain text and code
Editor's Choice
🛠️ Developer Tools
4.8😊(1.3K ratings)
FreeIn-App Purchases
#43in Developer Tools
Runestone Text Editor screenshot 1
Runestone Text Editor screenshot 2
Runestone Text Editor screenshot 3
Runestone Text Editor screenshot 4
Runestone Text Editor screenshot 5
Runestone Text Editor screenshot 6

A powerful text editor optimized for iPhone and iPad, featuring syntax highlighting for various languages, line numbers, search and replace, and other core editing functions. With additional premium features like customizable app icons, line highlighting, and more, it's a lightweight yet versatile tool for editing code and plain text on-the-go.

What We Love

  • 💎 Excellent text editor
  • 🚀 Smooth and responsive
  • 🎨 Customizable themes and appearance
  • 🔒 Secure file storage and sync

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Difficulty navigating files/folders
  • 📝 Limited functionality without premium
Koder Code Editor#2

Koder Code Editor by Reny Mustika

(S)FTP, Dropbox, Webdav, SSH
Strong Contender
🛠️ Developer Tools
4.6😐(9.3K ratings)
Free
#23in Developer Tools
Koder Code Editor screenshot 1
Koder Code Editor screenshot 2
Koder Code Editor screenshot 3
Koder Code Editor screenshot 4

A versatile code editor for iPad and iPhone, offering syntax highlighting, code autocomplete, file management for Dropbox, (S)FTP, and webdav, an SSH client, and more. Code anytime, anywhere with features like tabbed editing, custom key snippets, and a built-in terminal. Ideal for developers on the go.

What We Love

  • 🚀 Great for coding on the go
  • 👍 Clean and intuitive UI
  • 🚀 Efficient file management
  • 🚀 Supports multiple file formats

Room to Improve

  • 🐛 Crashes and stability issues
  • 🐛 Bugs when switching between apps
  • 🐛 File corruption and data loss
Textastic Code Editor#3

Textastic Code Editor by Alexander Blach

Text, Coding, SFTP Client, SSH
Worth Considering
🛠️ Developer Tools
4.7😊(2.4K ratings)
FreeIn-App Purchases
#13in Developer Tools
Textastic Code Editor screenshot 1
Textastic Code Editor screenshot 2
Textastic Code Editor screenshot 3
Textastic Code Editor screenshot 4
Textastic Code Editor screenshot 5
Textastic Code Editor screenshot 6

"Access a versatile text and code editor for iOS with syntax highlighting for 80+ languages, SFTP/SSH connections, Git support, and more. Enhance your coding experience on-the-go with features like code completion, external keyboard support, and split view multitasking. Try it now for efficient programming on your iPad or iPhone."

What We Love

  • 🚀 Highly performant
  • 👍 Versatile and feature-rich
  • 💡 Excellent integration with other apps (e.g. Working Copy)
  • 👍 Customizable and intuitive UI

Room to Improve

  • 🐛 Occasional crashes or freezes
  • 🔒 Restrictive paywall for basic functionality
  • 👎 Confusing file management and upload/download workflow

More Syntax Highlighter Alternative apps to explore

4
WordPress – Website Builder
WordPress – Website Builder
WordPress – Website Builder
Design a site, build a blog
Free

Design and manage your blog or website on the go with this iOS application. Create and edit posts, upload media, check stats, and engage with your audience easily. Get started today and showcase your content with convenience.

📊 Productivity
(22K)
5
Universe Website Builder
Universe Website Builder
Universe Website Builder
Custom store and website maker
Free

Create stunning websites without any coding knowledge using Universe, the intuitive website builder. Bring your ideas to life with ease.

📊 Productivity
(9.8K)
6
Linearity Curve Graphic Design
Linearity Curve Graphic Design
Linearity Curve Graphic Design
Vectornator: Vectorize Drawing
Free

"Revolutionize your design process with Linearity Curve! Access a wealth of templates, AI features, and free design assets to effortlessly create captivating marketing content. Enjoy convenient shortcuts, powerful tools like the Pen and Shape Builder, and comprehensive color options. Try it now on Mac, iPad, or iPhone!"

🎨 Graphics & Design
(2.1K)
7
JavaScript Anywhere JSAnywhere
JavaScript Anywhere JSAnywhere
JavaScript Anywhere JSAnywhere
JS, HTML and CSS for everyone.
Free

A portable programming editor for web engineers and designers since 2010, allowing users to write JavaScript, HTML, and CSS code with features like preview, console log display, project imports, and Dropbox integration. Minimalistic and user-friendly, it offers various project templates for different needs. Happy coding!

🔧 Utilities
(435)
8
Paper: Writing App, Notes
Paper: Writing App, Notes
Paper: Writing App, Notes
Write a book novel poem script
Free
📊 Productivity
(1.6K)
9
Fonts: Keyboard & Font Art
Fonts: Keyboard & Font Art
Fonts: Keyboard & Font Art
Text & Keyboards for iPhones
Free

Discover a diverse collection of fonts to enhance your typing experience. From stylish cursive to sleek sans-serif, find the perfect font for every occasion. Download now and unleash your creativity!

📊 Productivity
(26K)
10
Python Editor App
Python Editor App
Python Editor App
Create and Run your Python 3
Free

Create and run Python 3 scripts on your iOS device with this ultimate Python editor app. Enjoy a user-friendly interface, syntax highlighting, code completion, pre-built snippets, and seamless integration with iOS features - code on the go effortlessly!

🛠️ Developer Tools
(6.4K)
11
Jetpack for WordPress
Jetpack for WordPress
Jetpack for WordPress
Supercharge your WordPress
Free

Jetpack supercharges your WordPress experience by offering website creation tools, a blog maker, themes, and customization options. Create your unique website with ease and access helpful Quick Start tips for success. Elevate your web presence with Jetpack!

📊 Productivity
(6.1K)
12
HTML Editor
HTML Editor
HTML Editor
by Intrepid Corporation LTD
Free

This application is a lightweight HTML editor with syntax highlighting, code completion, live preview, and iCloud support. It allows you to edit HTML documents, insert tags easily, and export and share your work. Give it a try for efficient HTML editing on the go!

🛠️ Developer Tools
(682)
13
Bear - Markdown Notes
Bear - Markdown Notes
Bear - Markdown Notes
Clean text editor for focus
Free

Capture, write, and organize your life with a powerful Markdown app. Take notes, plan your day, journal thoughts, create lists and tasks, and much more. No signup required - simply open a note and write naturally.

📊 Productivity
(459)
14
Userscripts
Userscripts
Userscripts
User Script and Style Manager
Free

Discover an open-source Safari extension allowing you to save and execute custom JavaScript and CSS code on visited websites. Optimize your browsing experience with Userscripts!

🛠️ Developer Tools
(165)
15
Ginger Writer
Ginger Writer
Ginger Writer
Grammar Checker, Paraphraser
Free

Enhance your writing effortlessly with an AI-powered grammar checker and paraphraser, ideal for students, professionals, and English learners. Access a range of features like sentence rephrasing, translation, and dialect selection to refine your writing skills. Get started now for improved writing quality!

📊 Productivity
(3.5K)
16
Creatic: Graphic Design Editor
Creatic: Graphic Design Editor
Creatic: Graphic Design Editor
Flyer, Wallpaper, Poster Maker
Free

Design and customize stunning graphics with an easy-to-use editor. From logos to social media posts, bring your ideas to life effortlessly. Try it now for free and unleash your creativity!

🎨 Graphics & Design
(2.6K)
17
SimDif — Website Builder
SimDif — Website Builder
SimDif — Website Builder
Create websites with AI help
Free

Create a professional website easily with this mobile-friendly builder. Showcase your business or activity effectively with SimDif. Build, edit, and publish your website seamlessly on any device.

📊 Productivity
(1.6K)
18
Milkshake — Website Builder
Milkshake — Website Builder
Milkshake — Website Builder
Create websites in minutes
Free

Create professional and mobile-responsive websites in minutes with our easy-to-use app. Personalize each page with text, images, videos, and more, and share your site effortlessly across social platforms. Perfect for beginners and pros alike. Optimize with real-time performance insights. Start building your online brand today!

📊 Productivity
(14K)
19
iA Writer
iA Writer
iA Writer
Get focused, enjoy writing
$19.99
$49.99 | 60% OFF

Create your best work with our writing application, hailed by top critics for its distraction-free environment and elegant design. Join the community of writers who trust our app for a seamless writing experience.

📊 Productivity
(1.5K)
20
Leto: Font for Instagram Story
Leto: Font for Instagram Story
Leto: Font for Instagram Story
Aesthetic, Cool Insta Editor
Free

Enhance your Instagram Stories and Reels with Leto, a one-click subtitle editor. Access over 150 unique fonts, 250+ calligraphic fonts, 500+ stickers, and 600 backgrounds to create engaging content. Get new content weekly and opt for premium features for even more creative options. Explore Leto now!

🎨 Graphics & Design
(2.3K)

Looking for something similar to syntax highlighter alternative?

Explore related topics