Best Regular Expressions Basics Apps

249+ iOS apps curated and reviewed

4.2 avg rating

17 free apps

Updated July 2026

From beginner-friendly picks to power-user tools, our regular expressions basics list covers 249+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top Regular Expressions Basics Apps (July 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Regular Expressions Basics	Free	—	Yes	No	May 2026
2	RegEx Tool	Free	1.0★ (1)	No	No	Aug 2026
3	RegEx - Learning	Free	5.0★ (14)	No	Yes	Aug 2026
4	Regular Expression Test	Free	—	No	No	May 2026
5	RegEx Verifier	Free	—	No	No	May 2026
6	RegExpress	Free	—	No	Yes	Aug 2026
7	RegEx Knife	Free	4.3★ (25)	No	No	May 2026
8	Regex Tester - Live Match	Free	5.0★ (1)	Yes	No	Aug 2026

Top Picks for Regular Expressions Basics

Regular Expressions Basics by Tsuyoshi Sezaki

Editor's Choice

📚 Education

0.0(0 ratings)

FreeAds

RegEx Tool by Jakub Sosna

Learn Regular Expressions!

Strong Contender

🛠️ Developer Tools

1.0(1 ratings)

Free

Learn and master regular expressions with an interactive tutorial and a real-time tester. This app guides users from basic concepts to advanced techniques, making it an accessible tool for skill enhancement.

RegEx - Learning by Lee Clayberg

Fastest way to learn!

Worth Considering

📚 Education

5.0(14 ratings)

FreeIn-App Purchases

Master regular expressions with interactive lessons and real-world challenges. This app guides you from beginner to expert, offering hands-on exercises and a live tester to solidify your understanding of complex patterns.

More Regular Expressions Basics apps to explore

Regular Expression Test

Powerful Regex Testing Tool

Free

This app is a comprehensive tool for building, testing, and debugging regular expressions. It offers real-time matching, syntax highlighting, and supports multiple regex flavors. Learn and practice with tutorials, puzzles, and challenges.

Real-time regex matchingSupport for 5 regex flavorsStep-by-step regex debugger

🛠️ Developer Tools

(0)

free with in-app purchases

RegEx Knife

by Mark Alldritt

Free

This tool simplifies working with regular expressions by allowing users to highlight and edit capture groups, immediately viewing the results. It also facilitates experimentation with regex substitutions, offering a straightforward approach to complex pattern matching.

Highlight capture groupsEdit capture groupsSee immediate results

🔧 Utilities

(25)

paid

Regex Tester - Live Match

Live match + code snippets

Free

Instantly test regular expressions with real-time highlighting and see captured groups. Automatically generate code snippets in nine popular programming languages. Includes a comprehensive cheat sheet for quick pattern application.

Real-time regex matching and highlightingCode snippet generation in 9 languagesComprehensive regex cheat sheet

Master Regex with Regex Go!

Free

This app simplifies the creation of complex text patterns using a drag-and-drop interface. It leverages modern Swift frameworks to make regular expressions accessible to users without prior coding experience, enhancing efficiency and the joy of coding.

Drag-and-drop regex constructionUtilizes Swift Regex and RegexBuilderSimplifies complex syntax

Test and refine your regular expressions with an innovative highlighted view that clarifies complex patterns. This tool also offers powerful search and replace functionality for efficient text manipulation.

Highlighted regex visualizationRegex testingSearch and replace functionality

📊 Productivity

(0)

free

RegEx Lab: Regular Expressions

Test regular expressions

$0.99

$1.99 | 50% OFF

This app allows users to test and experiment with regular expressions. It offers syntax highlighting, customizable match colors, and a detailed results list. Features include a replace function, dark and light themes, and a helpful cheatsheet for quick reference.

Regex syntax highlightingMatch and capture group highlightingCustomizable highlight colors

Test regular expressions with ease. Input your regex pattern and source text to see matches highlighted in real-time. A straightforward tool for developers and anyone working with text patterns.

Real-time regex matchingOn-the-fly highlightingInput regex filter

📊 Productivity

(1)

free

RegexWord: Learn Regex

Learn Regex with Crosswords

Debug Patterns Offline

Test, Learn & Master in Regex

Phone number lookup pro.

Free

Identify unknown callers and uncover details about any phone number. This free tool helps you check for spam and find information on cell, landline, and toll-free numbers from the US and Canada.

Find information on phone numbersCheck spam likelinessCopy/paste numbers from call log

Test, capture and replace

Regex Tester & Flow Visualizer

$1.99

This tool helps developers master regular expressions on macOS and iOS. It offers a comprehensive cheatsheet and cloud synchronization across devices to decode and construct complex text patterns.

Master regular expressionsComprehensive cheatsheetCloud synchronization

Powerful Regex Testing Tool

Free

This tool allows developers to test and explore regular expression patterns across various programming language syntaxes. It offers advanced configuration options and synchronization across devices, making it ideal for learning and building complex patterns.

Multiple regex engine supportAdvanced Swift regex engineSave and organize regex patterns

🛠️ Developer Tools

(0)

free with in-app purchases

FAQ about Regular Expressions Basics

Are there free regular expressions basics apps for iPhone?

Yes — 17 of the top regular expressions basics apps we rank are free to download, including Regular Expressions Basics and RegEx Tool.

Does Regular Expressions Basics have ads or in-app purchases?

Regular Expressions Basics shows ads and has no in-app purchases, according to its App Store listing as of July 2026.

How many regular expressions basics apps are on the App Store?

We track 249+ regular expressions basics apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.