Learn to recognize the clock vs Mahj School
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Learn to recognize the clock
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1. Recognize the clock by eliminating squares. 2. Use simple to complex patterns to quickly recognize the clock.
Mahj School
Master American Mahjong with interactive lessons and guided practice. Learn tiles, rules, and strategy from beginner to confident play. Designed for new players with a beautiful interface and no ads.
- Interactive lessons for beginners
- Guided practice scenarios
- Learn tile suits, honors, and jokers
- Understand NMJL card and Charleston
- Build and declare exposures
- Complete game flow instruction
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Learn American Mahjong the right way — with bite-sized, interactive lessons designed for complete beginners. Mahj School walks you through everything you need to sit down at a table and play with confidence. From tiles and suits to the Charleston, exposures, and reading the NMJL card — each lesson builds on the last with hands-on practice, not just reading. WHAT YOU'LL LEARN • Tile suits, honors, flowers, and jokers • How to read the NMJL card • The Charleston (tile passing) • Building and declaring exposures • Picking, calling, and discarding • Joker exchange rules • Dead hand situations • Complete game flow from deal to Mahjong! DESIGNED FOR BEGINNERS • 46 interactive lessons across 6 modules • 18 guided practice scenarios • Quizzes, tile sorting, hand reading, and more • Learn at your own pace — no timers, no pressure BEAUTIFUL DESIGN • Elegant interface inspired by the beauty of the tiles themselves • Hand-illustrated cherry blossom tile art • Botanical wallpaper backgrounds • Light and dark mode support FREE TO START Modules 1–2 and 3 practice scenarios are completely free. Unlock all 6 modules and all practice scenarios with a one-time purchase — no subscriptions, no ads, ever. Mahj School teaches game mechanics and strategy. The NMJL card is published separately by the National Mah Jongg League and is required for play. Not affiliated with or endorsed by the National Mah Jongg League.
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Verdict
The clearest difference is price: Mahj School at Free against Learn to recognize the clock's $0.99. Mahj School also leads on update cadence (every 5 weeks vs every 28 months). Learn to recognize the clock's advantage is in-app purchases (none vs 1) and device support (4 vs 1). On ads 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
Mahj School is free to download; Learn to recognize the clock costs $0.99 up front. Mahj School sells 1 one-off in-app purchase. Learn to recognize the clock asks for nothing beyond the download.
Learn to recognize the clock ships an update every 28 months, Mahj School every 5 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Learn to recognize the clock | Mahj School |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 3.7 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 28 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 29 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 景琦 孙 | CloudApp IT, LLC |
In-app purchases
Learn to recognize the clock
No in-app purchases
Mahj School
- Unlock All Lessons$9.99
Questions
Is Learn to recognize the clock free?
Is Mahj School free?
Do Learn to recognize the clock or Mahj School have ads?
Which is updated more often, Learn to recognize the clock or Mahj School?
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