Comparison

麻雀.AI シャンテン君 vs Let's Play Mahjong

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

麻雀.AI シャンテン君

Features
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麻雀.AI シャンテン君リリース - シャン点数表示 - 牌を引く場面での有効牌表示 - 牌を捨てる場面での捨て牌・有効牌表示 を行います。

About

Let's Play Mahjong

Features
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Start a match the moment you want to play, with rules and visuals you can customize down to the smallest detail. Whether you just learned the rules or you're an experienced player who cares about the fine print, play at your own pace. ■ Online Match (NEW) - Play real-time matches with friends or other players around the world - Just create a room and share the code to start playing right away - Empty seats are automatically filled by CPU, so you can play solo anytime - Choose rule presets (Original / Tenhou / M.League), match length, and time bank per room ■ CPU Matches - Easily choose the CPU difficulty - In detailed settings, set each seat's play style individually from 6 types, including aggressive caller, defensive closed-hand, and silent tenpai (damaten) - Choose unlimited thinking time, 10 seconds per discard, or a 300-second time bank — for both careful thinkers and fast players ■ Fully Customizable Rules - Rule presets based on Tenhou and the M.League, plus original rule sets - Fine-tune everything: open tanyao (kuitan), aka dora count, riichi/ippatsu/uradora/kandora, kuikae (swap-discard restriction), dealer repeat conditions, yakuman stacking, double yakuman, counted yakuman, pao (liability), round-up mangan, and more - Choose your match format: East-only, half game (hanchan), or single hand ■ Assist Features for Beginners - Discard assist and call assist help you decide without hesitation - Check the yaku quick-reference chart anytime - A how-to-play guide and on-screen assist display let you learn the rules while you play ■ Match History - Every match's results are recorded so you can review your own play style ■ Fully Customizable Appearance - Board backgrounds include original colors plus "animal" themes: red panda, cat, shiba inu, and fox - Tile designs now include a free illustrated Red Panda theme, for both tile faces and tile backs, alongside the classic color scheme - Adjust the size of your hand tiles and river tiles to your liking - Pick one BGM track for the whole match, or a different one for each hand from East 1 to South 4 - Additional content (in-app purchase) unlocks even more customization, including detailed color settings and a hand-drawn canvas theme Any opponent you like. Any rules you like. Any look you like. Make mahjong your own, with Let's Play Mahjong.

Screenshots

麻雀.AI シャンテン君4 screens
Let's Play Mahjong4 screens

Verdict

The call

The clearest difference is in-app purchases: 麻雀.AI シャンテン君 at none against Let's Play Mahjong's 3. 麻雀.AI シャンテン君 also leads on iOS requirement (18.2 vs 26.0). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Let's Play Mahjong sells 3 one-off in-app purchases. 麻雀.AI シャンテン君 asks for nothing beyond the download.

UpkeepUpdate frequency

麻雀.AI シャンテン君 ships an update every 10 days, Let's Play Mahjong fortnightly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 4 level
麻雀.AI シャンテン君 versus Let's Play Mahjong: the parameters behind the verdict, then further details
Parameter麻雀.AI シャンテン君Let's Play Mahjong
PriceFreeFree
Update frequencyEvery 10 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhoneiPhone
Requires iOS18.2 — better26.0
Further details — not scored
Size40 MB52 MB
Age rating4+4+
Developerhiroyuki obinataRyu Nakamura

In-app purchases

None

麻雀.AI シャンテン君

No in-app purchases

3 purchases

Let's Play Mahjong

One-time3
  • Custom Color Unlock$1.99
  • Border Theme Unlock$1.99
  • Canvas Theme Unlock$1.99

Questions

Is 麻雀.AI シャンテン君 free?
麻雀.AI シャンテン君 is free to download, with no in-app purchases.
Is Let's Play Mahjong free?
Let's Play Mahjong is free to download, with in-app purchases available.
Do 麻雀.AI シャンテン君 or Let's Play Mahjong have ads?
Neither 麻雀.AI シャンテン君 nor Let's Play Mahjong shows ads.
Which is updated more often, 麻雀.AI シャンテン君 or Let's Play Mahjong?
麻雀.AI シャンテン君 ships an update every 10 days, and Let's Play Mahjong fortnightly. Most recently, 麻雀.AI シャンテン君 was updated on October 30, 2026 and Let's Play Mahjong on October 29, 2026.

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