Comparison

Chii's Reversi vs 4人打ち麻雀

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

Head to head
About

Chii's Reversi

Features
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Chii’s Reversi is a simple and cute Reversi game you can enjoy with charming characters. Play against the CPU on your own, or play with a friend on the same device. It is easy to start and fun to play whenever you want a quick match or a thoughtful board game session. In single-player mode, you can choose from 9 CPU difficulty levels across Easy, Normal, and Hard. Whether you are new to Reversi or looking for a tougher challenge, you can pick the level that feels right for you. Customize your game by choosing your player name, character, and disc color. During each match, the characters react and cheer along as the game unfolds. As you win games, you can unlock new disc designs. Try different looks, from classic discs to colorful and playful styles. Features: Single-player mode Two-player mode on one device 9 CPU difficulty levels Character selection Player name setting Disc color selection Changeable disc designs Unlockable disc designs through wins Sound settings Enjoy a quick game during a break, or take your time and think through every move. Play Reversi with cute characters in Chii’s Reversi.

About

4人打ち麻雀

Enjoy a full mahjong experience offline with this app. Play against three AI opponents in East-South rounds, with automatic scoring and support for major hands. Customize your experience with various options in the paid version.

Highlights
  • Offline play
  • Play against 3 AI opponents
  • Automatic scoring
  • Supports major mahjong hands
  • Match history tracking
  • Bluetooth keyboard support
Features
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電波が無くても遊べる、本格4人打ち麻雀アプリです。 移動中や電波の悪い場所でも、思い立ったらすぐに1局。CPU3人と東南戦(半荘)を楽しめます。 【特徴】 ・電波不要 — インストールすればいつでもオフラインでプレイ可能 ・広告なし ・対局相手はLv.1〜Lv.10の10段階。好きな3人をえらんで対局できます ・トーナメント(1回戦・準決勝・決勝)で優勝を目指せます。優勝するたびに麻雀牌が1枚もらえ、全38種のコレクションに ・見下ろし卓の見やすいレイアウト。卓の位置(ふつう・少し下・いちばん下)も選べます ・点数計算は自動。自分で点数を答えるモードでは点数早見表も見られます ・リーチ・ドラ・赤ドラ・裏ドラ・断幺九・七対子・国士無双など、主要な役に対応 ・あがった後の画面に、局・風・本場・供託も表示 ・対戦記録を自動で保存。相手の強さごとの成績や、これまであがった役を確認できます ・Bluetoothキーボードでも遊べます(矢印・Enter・スペース。「操作方法」で確認できます) 【ルール】 一般的な四人麻雀(東南戦・半荘)のルールです。初めての方向けに「ルール・遊び方」画面もご用意しています。 【無料版と有料版について】 無料版(対局相手 Lv.1〜Lv.3・進む速さ「おそい」・麻雀牌の色は黄)でも最後まで遊べます。有料版(買い切り)では次の機能が使えます。 ・対局相手 Lv.4〜Lv.10 ・トーナメント(優勝で麻雀牌のコレクション) ・進む速さ「ふつう」「はやい」 ・麻雀牌の色(全10色・おまかせ・ランダム) ・点数を自分で計算して答えるモード ・ルール設定(持ち点・赤ドラ・ウマオカ・花牌・やきとり・切り上げ満貫など18項目) すき間時間に、本格麻雀をどうぞ。

Screenshots

Chii's Reversi4 screens
4人打ち麻雀4 screens

Verdict

The call

The clearest difference is in-app purchases: Chii's Reversi at none against 4人打ち麻雀's 1. Chii's Reversi also leads on iOS requirement (13.0 vs 15.0). 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. 4人打ち麻雀 sells 1 one-off in-app purchase. Chii's Reversi asks for nothing beyond the download.

UpkeepUpdate frequency

Chii's Reversi ships an update every 4 days, 4人打ち麻雀 every 3 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Chii's Reversi versus 4人打ち麻雀: the parameters behind the verdict, then further details
ParameterChii's Reversi4人打ち麻雀
PriceFreeFree
Rating—4.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 4 daysEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size45 MB6 MB
Age rating4+4+
DeveloperSanko System Co.,Ltd.Munehiro Kageyama

In-app purchases

None

Chii's Reversi

No in-app purchases

1 purchases

4人打ち麻雀

One-time1
  • 全機能アンロック$2.99

Questions

Is Chii's Reversi free?
Chii's Reversi is free to download, with no in-app purchases.
Is 4人打ち麻雀 free?
4人打ち麻雀 is free to download, with in-app purchases available.
Do Chii's Reversi or 4人打ち麻雀 have ads?
Neither Chii's Reversi nor 4人打ち麻雀 shows ads.
Which is updated more often, Chii's Reversi or 4人打ち麻雀?
Chii's Reversi ships an update every 4 days, and 4人打ち麻雀 every 3 days. Most recently, Chii's Reversi was updated on October 16, 2026 and 4人打ち麻雀 on October 24, 2026.

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