RegEx+ vs App大学 (旧Flutter大学)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RegEx+
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.
- Master regular expressions
- Comprehensive cheatsheet
- Cloud synchronization
- Cross-device support (macOS, iOS)
- Decode complex patterns
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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, or start faster with 33 built-in templates. Sync across all your devices via CloudKit. • Multi-language Support — Available in English, French, German, Spanish, Italian, Japanese, Korean, Dutch, Polish, Chinese, Danish, Finnish, and Norwegian. 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.
App大学 (旧Flutter大学)
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.
- Mobile app development focus
- Learning community
- Specialized learning plans
- Community features
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スマホアプリ開発に特化した学習コミュニティ「App大学」の公式アプリです！ ライセンス同意書 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | RegEx+ | App大学 (旧Flutter大学) |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 5 — better | — |
| Update frequency | Every 4 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Best chart rank | #108 — better | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 26.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 123 MB |
| Age rating | 4+ | 17+ |
| Developer | 圣罡 汤 | KBOY, LLC. |
Customer experience
RegEx+
App大学 (旧Flutter大学)
In-app purchases
RegEx+
No in-app purchases
App大学 (旧Flutter大学)
- コミュニティプラン$19.991 Month
- 課題学習プラン$39.991 Month
- AI修行プラン$69.991 Month
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- ライト修行プラン$79.991 Month
- Flutter修行プラン$99.991 Month
