RegEx+

Regex Tester & Flow Visualizer

SAR 9.99

Now with flow diagrams — visualize how your regex works, token by token. Live matching, cheat sheet, and CloudKit sync in one focused tool. Visualize, test, and master regular expressions with RegEx+. RegEx+ is a focused regex toolkit for developers on iPhone, iPad, and Mac. Build and test patterns live, then instantly see how they work with interactive flow diagrams — a visual breakdown of every part of your regex. KEY FEATURES • Flow Diagrams — See your regex as a diagram. Instantly understand how each token, group, and quantifier connects. • Live Matching — Results update as you type. Match, capture, and replace in real time. • Cheat Sheet — A comprehensive reference for metacharacters, anchors, groups, and operators. Always one tap away. • Pattern Library — Save and organize your patterns. Sync across all your devices via CloudKit. • Multi-language Support — Available in English, French, German, Spanish, Italian, Japanese, Dutch, Polish, and Chinese. Whether you're debugging a complex pattern or learning regex from scratch, RegEx+ gives you the tools to understand what your expression actually does. Download RegEx+ and start writing better regex today.

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What's New in RegEx+: • New flow diagrams help you visualize how your regular expressions are interpreted. • Improved editor layout and sample match details make patterns easier to review. • Smoother iPhone navigation and scroll-to-dismiss keyboard support.

Version 1.0

The developer, 圣罡 汤, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Provider
    • 圣罡 汤
    Size
    • 2.3 MB
    Category
    • Developer Tools
    Compatibility
    Requires iOS 26.0 or later.
    • iPhone
      Requires iOS 26.0 or later.
    • iPad
      Requires iPadOS 26.0 or later.
    • Mac
      Requires macOS 26.0 or later.
    • Apple Vision
      Requires visionOS 26.0 or later.
    Languages
    English and 10 more
    • English, Dutch, French, German, Italian, Japanese, Korean, Polish, Simplified Chinese, Spanish, Traditional Chinese
    Age Rating
    4+
    Copyright
    • © 2026 Lex.sh
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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