Comparison

Stack Number vs Cynus Chess

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

Head to head
About

Stack Number

Tap to drop blocks and merge adjacent ones with the same value to create higher numbers. Aim for the highest score possible in this engaging puzzle game.

Highlights
  • Block dropping mechanic
  • Adjacent block merging
  • Number value progression
  • High score pursuit
  • Simple tap controls
Features
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stack number block to get high score! tap anywhere to let the block fall down,blocks in the top screen is the blocks will be fallen. you can merge 2 adjacent blocks if they have the same value and get a bigger number,hope you get a high score.

About

Cynus Chess

Features
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Cynus Chess 是一款专为国际象棋爱好者打造的应用,通过蓝牙连接你的智能棋盘设备,实现手机与实体棋盘的无缝同步。 核心功能: - 蓝牙棋盘连接 — 通过蓝牙低功耗(BLE)连接智能棋盘,实时同步棋子位置,在真实棋盘上享受数字对弈的乐趣 - AI 对弈 — 内置 Stockfish 引擎,提供从入门到大师的多难度级别,满足不同水平的训练需求 - 棋盘状态识别 — 自动识别棋盘布局,支持从任意局面开始对弈 - 落子震动反馈 — 每步棋落子时提供触觉反馈,还原真实对弈手感 - 棋局记录 — 自动保存对弈记录,方便复盘分析 无论你是初学者还是资深棋手,Cynus Chess 都能让你在实体棋盘上体验智能对弈的魅力。

Screenshots

Stack Number4 screens
Cynus Chess4 screens

Verdict

The call

The clearest difference is ads: Cynus Chess at none against Stack Number's shown. Cynus Chess also leads on update cadence (weekly vs every 24 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Stack Number ships an update every 24 months, Cynus Chess weekly. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
Stack Number versus Cynus Chess: the parameters behind the verdict, then further details
ParameterStack NumberCynus Chess
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 24 monthsWeekly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size17 MB46 MB
Age rating4+4+
Developer亚州 王shenzhen didijin technology co., Ltd

In-app purchases

None

Stack Number

No in-app purchases

None

Cynus Chess

No in-app purchases

Questions

Is Stack Number free?
Stack Number is free to download, with no in-app purchases.
Is Cynus Chess free?
Cynus Chess is free to download, with no in-app purchases.
Do Stack Number or Cynus Chess have ads?
Stack Number shows ads; Cynus Chess does not.
Which is updated more often, Stack Number or Cynus Chess?
Stack Number ships an update every 24 months, and Cynus Chess weekly. Most recently, Stack Number was updated on September 16, 2026 and Cynus Chess on September 9, 2026.

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