# RegEx+ vs App大学 (旧Flutter大学)

The clearest difference is price: App大学 (旧Flutter大学) at Free against RegEx+'s $1.99. App大学 (旧Flutter大学) also leads on update cadence (every 9 days vs every 4 weeks) and iOS requirement (14.0 vs 26.0). RegEx+'s advantage is in-app purchases (none vs 5) and review sentiment (50% vs 33%). On ads and device support there is nothing between them.

App大学 (旧Flutter大学) is free to download; RegEx+ costs $1.99 up front. App大学 (旧Flutter大学) sells 5 in-app purchases, starting at $19.99 per month. RegEx+ asks for nothing beyond the download.

RegEx+ ships an update every 4 weeks, App大学 (旧Flutter大学) every 9 days. The most recent releases landed on September 14, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | RegEx+ | App大学 (旧Flutter大学) |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/regex-plus/id1511763524/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **50.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#110** | — |
| Size | 5 MB | 123 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [圣罡 汤](https://appshunter.io/developer/951344278) | [KBOY, LLC.](https://appshunter.io/developer/1121544040) |

## What reviewers say

### RegEx+

[App page](https://appshunter.io/ios/app/regex-plus/id1511763524)

**Currently charting:** #110 Top Paid · Developer Tools (US App Store)

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.

**Highlights:** Master regular expressions, Comprehensive cheatsheet, Cloud synchronization, Cross-device support (macOS, iOS), Decode complex patterns

**Features:** Vision Pro support

**In-app purchases:** none


### App大学 (旧Flutter大学)

[App page](https://appshunter.io/ios/app/app-flutter/id1532391360)

This app offers a specialized learning community for mobile app development. It provides various learning plans and community features to help users master app creation.

**Highlights:** Mobile app development focus, Learning community, Specialized learning plans, Community features

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コミュニティプラン | $19.99 | per month |
| 課題学習プラン | $39.99 | per month |
| AI修行プラン | $69.99 | per month |
| ライト修行プラン | $79.99 | per month |
| Flutter修行プラン | $99.99 | per month |


## Frequently asked questions

### Is RegEx+ free?

RegEx+ costs $1.99, with no in-app purchases.

### Is App大学 (旧Flutter大学) free?

App大学 (旧Flutter大学) is free to download, with in-app purchases available.

### Do RegEx+ or App大学 (旧Flutter大学) have ads?

Neither RegEx+ nor App大学 (旧Flutter大学) shows ads.

### Which is updated more often, RegEx+ or App大学 (旧Flutter大学)?

RegEx+ ships an update every 4 weeks, and App大学 (旧Flutter大学) every 9 days. Most recently, RegEx+ was updated on September 14, 2026 and App大学 (旧Flutter大学) 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.*