RegExpress

Powerful Regex Testing Tool

Free · In-App Purchases · Designed for iPad

RegExpress v5 delivers Liquid Glass polish, an AI-powered Regex Playground with achievements, and pro-ready productivity boosts like multi-window and smart imports. RegExpress is the all-in-one regex workbench built for iPhone and iPad. Explore the new Liquid Glass design, test patterns with instant feedback, and move seamlessly between learning, building, and shipping production-ready expressions. ## Build and Test with Confidence - Live match highlighting, capture group inspection, and replacement previews keep results clear. - Support for multiple regex flavors and flags lets you mirror production engines before you deploy. - Performance metrics and the Regex Execution Manager reveal expensive steps so you can tune every pattern. ## Smart Regex Playground - Guided achievements and a distraction-free layout help you explore advanced techniques faster. - AI-powered Pattern Assistant suggests fixes, edge cases, and naming ideas while you type. - Saved Pattern toolbar puts common actions within reach, including one-tap Show Matches. ## Organize Your Library - Build a personal, searchable pattern library with folders, favorites, and version history. - Auto-save, duplicate detection, and analytics keep your collection tidy and accurate. - Import Suite validates incoming patterns, while export makes sharing with teammates effortless. ## Learn by Doing - Interactive tutorials, refreshed learning paths, and updated games turn regex practice into quick wins. - Spotlighted overlays and corrected highlights show exactly where each lesson applies. ## Pro Power on Every Device - Multi-window and full keyboard shortcut support supercharge iPad workflows. - Liquid Glass buttons and modals deliver a polished iOS 26 experience with improved readability. - Enhanced purchase flows make it easy to unlock pro features when you need more power. ## Accessible for Everyone - Inclusive design covers increased contrast, reduced motion, and VoiceOver testing. - Updated freemium model expands what you can do for free while keeping advanced tools for pros. Stay ahead of every regex challenge—prototype, debug, and ship confidently with RegExpress.

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RegExpress v5 is our biggest release yet, restyling the entire workspace with Apple's new Liquid Glass design and unlocking smarter ways to build, test, and learn regex. ## Fresh Liquid Glass UI - Adopt Liquid Glass styling across modals, tutorial overlays, pattern and content inputs, and pro upgrade flows so everything feels native on iOS 26. - Quick Actions, Try buttons, and performance views now use glass buttons with crisp blue accents for better readability. ## Regex Playground & Assistant - Step into the revamped Regex Playground featuring guided achievements, AI-powered Pattern Assistant suggestions, and a centered, distraction-free workspace. - Saved pattern toolbar adds instant close controls while Show Matches reliability is improved. ## Power Tools for Pros - Multi-window support and advanced keyboard shortcuts on iPad make heavy editing and testing faster. - Smart workflow upgrades deliver auto-save, analytics, naming suggestions, duplicate detection, and regex compilation caching for snappier runs. - New Import Suite and enhanced import/export validation streamline bringing patterns in from other tools. ## Learn Faster - Expanded learning paths with clear pro locking, refreshed interactive game achievements, and accurate tutorial highlights keep progress intuitive. ## Access for Everyone - Accessibility improvements cover contrast, voice, and motion preferences. - Updated freemium model broadens the free tier while preserving pro exclusives. Plus: launch screen cleanup, upgraded purchase flows, and dozens of polish fixes across the app.

The developer, Nevv Atlantis LLC, 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

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

    • Seller
      • Nevv Atlantis LLC
    • Size
      • 14.6 MB
    • Category
      • Developer Tools
    • Compatibility
      Requires iOS 16.6 or later.
      • iPhone
        Requires iOS 16.6 or later.
      • iPad
        Requires iPadOS 16.6 or later.
      • Mac
        Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © Nevv Atlantis LLC 2025