Best Visual Regex Tool Apps

221+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated June 2026

With an average user rating of 4.2★, the visual regex tool category is one of the App Store's strongest. Browse all 221+ apps we track, sorted so the most loved ones surface first.

Top Picks for Visual Regex Tool

RegEx+#1

RegEx+ by 圣罡 汤

Regex Cheat Sheet + Cloud Sync
Editor's Choice
🛠️ Developer Tools
4.0(4 ratings)
$1.99
RegEx+ screenshot 1
RegEx+ screenshot 2

This tool helps developers master regular expressions on macOS and iOS, syncing data across devices for seamless use. It offers a comprehensive cheatsheet and intuitive experience, empowering users to decode and construct complex patterns with ease, elevating their coding capabilities.

RegEx - Learning#2

RegEx - Learning by Lee Clayberg

Fastest way to learn!
Strong Contender
📚 Education
5.0(14 ratings)
FreeIn-App Purchases
RegEx - Learning screenshot 1
RegEx - Learning screenshot 2
RegEx - Learning screenshot 3
RegEx - Learning screenshot 4
RegEx - Learning screenshot 5

Unlock the full power of Regular Expressions with an interactive learning experience designed for all skill levels. Download this app to learn regex through structured lessons, interactive exercises, and real-world challenges, and start mastering regex today!

RegEx Lab: Regular Expressions#3

RegEx Lab: Regular Expressions by Sovio Limited

Test regular expressions
Worth Considering
🛠️ Developer Tools
4.8(170 ratings)
$0.99
#64in Developer Tools
RegEx Lab: Regular Expressions screenshot 1
RegEx Lab: Regular Expressions screenshot 2
RegEx Lab: Regular Expressions screenshot 3

Test regular expressions with RegEx Lab - featuring syntax highlighting, match highlighting, capture groups, color customization, result list view, replace function, dark theme, cheatsheet, export/import, and more. Reach out at regexlab@sovio.co for feedback and support.

More Visual Regex Tool apps to explore

4
RegEx Tool
RegEx Tool
RegEx Tool
Learn Regular Expressions!
Free

Master regular expressions with this interactive learning tool, featuring tutorials and a built-in tester to help you practice and see results in real-time. Download now and boost your skills in regular expressions, perfect for developers, data analysts, and anyone looking to improve.

🛠️ Developer Tools
(1)
5
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Correct spelling, rewrite tool
Free

Discover a powerful AI tool designed to enhance your writing with advanced grammar checking and paraphrasing capabilities. Elevate your content to new heights with this innovative application. Try it now for error-free writing!

📊 Productivity
(3.2K)
6
RegEx Knife
RegEx Knife
RegEx Knife
by Mark Alldritt
Free

This tool helps you work with Regular Expressions, allowing you to highlight, edit, and test capture groups, as well as experiment with substitutions, all in a simple and user-friendly way. Try it out on your iPhone or iPad to streamline your regex workflow.

🔧 Utilities
(25)
7
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
Office Suite with PDF Editor
Free

A versatile office suite app that combines document editing, AI-generated content, and PDF tools in one place, offering compatibility with various formats and seamless workflow enhancements. Edit, create, and manage documents efficiently with WPS Office on your iPhone or iPad.

📊 Productivity
(18K)
8
RegExp
RegExp
RegExp
Powerful Regex Testing Tool
Free

This powerful regex testing tool allows developers to test and explore regular expression patterns across multiple flavors, with features such as support for various regex engines and syntax variations, and the ability to save and organize patterns. Try it out for free and unlock advanced configuration options with a one-time purchase to streamline your workflow.

🛠️ Developer Tools
(0)
9
Regex Go
Regex Go
Regex Go
Master Regex with Regex Go!
Free
🔧 Utilities
(1)
10
Stream - Network Debug Tool
Stream - Network Debug Tool
Stream - Network Debug Tool
HTTPS Sniff / Request Replay
Free

This application is a network debugging tool for developers and engineers, providing HTTPS sniff and request replay functionality. It requires VPN permissions and is designed specifically for network troubleshooting without uploading user data. If you are in need of a powerful network debugging tool, consider using this application.

🛠️ Developer Tools
(129)
11
UserTesting
UserTesting
UserTesting
Get paid to test
Free

Get paid to share your perspective by testing products for top companies worldwide. Join UserTesting, answer screening questions, and share your thoughts out loud to help brands improve. Earn money online fast by taking tests via mobile or desktop. Apply now to start making money online!

🌟 Lifestyle
(130)
12
Netbux
Netbux
Netbux
by Vaishnav Kumar
Free
🔧 Utilities
(0)
13
Regex Playground
Regex Playground
Regex Playground
Test, Learn & Master in Regex
Free
🛠️ Developer Tools
(0)
14
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)
15
Textastic Code Editor
Textastic Code Editor
Textastic Code Editor
Text, Coding, SFTP Client, SSH
Free
$9.99 | 100% OFF

"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."

🛠️ Developer Tools
(2.4K)
16
RegEx Verifier
RegEx Verifier
RegEx Verifier
by Alexej Plate
Free
🛠️ Developer Tools
(0)
17
Debug Anywhere
Debug Anywhere
Debug Anywhere
Inspect web / DevTools
Free

Inspect and debug web pages easily with a versatile tool that offers developer options, UserAgent modification, JavaScript injection, network status checks, URL Scheme testing, and incognito mode. Improve your web development workflow with this all-in-one debugging solution.

🛠️ Developer Tools
(56)
18
Regex Parse & Replace Dev Tool
Regex Parse & Replace Dev Tool
Regex Parse & Replace Dev Tool
Regular Expression Validator
Free
🛠️ Developer Tools
(0)
19
Visual File Editor
Visual File Editor
Visual File Editor
A must have source code editor
Free

This powerful source code editor allows users to effortlessly edit files using various methods, including App Processing and Regular Expressions, and features advanced search capabilities and support for multiple file types. With its intuitive interface and optimized performance, users can easily import, edit, and share files, making it a must-have tool for boosting productivity.

🛠️ Developer Tools
(19)
20
RegexVisualGenerator
RegexVisualGenerator
RegexVisualGenerator
RegexVisualGenerator
Free
🔧 Utilities
(0)