RegExp 4+
Powerful Regex Testing Tool
Loshadki, LLC
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- Free
- Offers In-App Purchases
Screenshots
Description
Available on macOS, iOS, iPadOS, and visionOS
A powerful and flexible Regular Expression (Regex) testing tool designed for developers.
Test and explore regex patterns across multiple flavors:
- Swift (fully configurable)
- Objective-C
- ECMAScript (JavaScript)
- Go (macOS only)
- Go (POSIX) (macOS only)
Most features are available for free, so you can try the app without any commitment. A one-time purchase unlocks advanced configuration options for power users.
Key Features:
- Support for multiple regex engines and syntax variations
- Advanced Swift regex engine with compatibility options (e.g., Python, Rust-style behavior)
- Save and organize your own regex patterns like a personal regex notebook
- iCloud sync to keep your regex library backed up and accessible across devices
Whether you’re learning regex, testing expressions, or building complex patterns, this app is designed to make your workflow faster and more reliable.
What’s New
Version 2.3.1
- Screenshots update
- Publishing iOS/iPadOS apps
App Privacy
The developer, Loshadki, 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 on, for example, the features you use or your age. Learn More
Information
- Seller
- Loshadki, LLC
- Size
- 2.5 MB
- Category
- Developer Tools
- Compatibility
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- iPhone
- Requires iOS 18.1 or later.
- iPad
- Requires iPadOS 18.1 or later.
- Mac
- Requires macOS 15.1 or later.
- Apple Vision
- Requires visionOS 2.1 or later.
- Languages
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English
- Age Rating
- Learn More
- Copyright
- © 2025 Loshadki LLC
- Price
- Free
- In-App Purchases
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- Pro Features USD 2.99
Supports
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Family Sharing
Some in‑app purchases, including subscriptions, may be shareable with your family group when Family Sharing is enabled.