# Flutter RegExplorer vs RegExpress

The clearest difference is in-app purchases: Flutter RegExplorer at none against RegExpress's 4. Flutter RegExplorer also leads on iOS requirement (11.0 vs 16.6). RegExpress's advantage is update cadence (every 3 weeks vs every 18 months). On price, ads and device support there is nothing between them.

Both are free to download. RegExpress sells 4 one-off in-app purchases. Flutter RegExplorer asks for nothing beyond the download.

Flutter RegExplorer ships an update every 18 months, RegExpress every 3 weeks. The most recent releases landed on September 8, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Flutter RegExplorer | RegExpress |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 8 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Tachyon Factory Inc.](https://appshunter.io/developer/1354769057) | [Nevv Atlantis LLC](https://appshunter.io/developer/1785977795) |

## What reviewers say

### Flutter RegExplorer

[App page](https://appshunter.io/ios/app/flutter-regexplorer/id1522420530)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### RegExpress

[App page](https://appshunter.io/ios/app/regexpress/id6745237099)

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.

**Highlights:** Real-time regex matching, Support for 5 regex flavors, Step-by-step regex debugger, Pattern Library for saving patterns, Learning tutorials and daily puzzles, iCloud sync for Pro users, Universal app for iOS and Mac

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip $1 | $0.99 | one-time |
| Tip3 | $2.99 | one-time |
| RegExpress Pro | $4.99 | one-time |
| Tip5 | $4.99 | one-time |


## Frequently asked questions

### Is Flutter RegExplorer free?

Flutter RegExplorer is free to download, with no in-app purchases.

### Is RegExpress free?

RegExpress is free to download, with in-app purchases available.

### Do Flutter RegExplorer or RegExpress have ads?

Neither Flutter RegExplorer nor RegExpress shows ads.

### Which is updated more often, Flutter RegExplorer or RegExpress?

Flutter RegExplorer ships an update every 18 months, and RegExpress every 3 weeks. Most recently, Flutter RegExplorer was updated on September 8, 2026 and RegExpress on September 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*