Comparison

Simple Concentration Game vs Concentration

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

Head to head
About

Simple Concentration Game

Features
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【Simple Concentration】 This is a game to find pairs of the same number and mark among the cards that have been turned over. In this application, you can choose from the following three types of patterns for the pairs you collect. You can enjoy the game with your favorite pattern. ・Playing cards ・Flags ・Animals There are also three levels. You can play the game at the level you want to challenge yourself and record your highest score. 【Recommended for】 It is very effective for brain training of memory. I hope you find it useful for brain training when you have time! It is completely free of charge, so please enjoy playing.

About

Concentration

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【機能概要】 1人プレイやオンライ対戦ができるトランプの神経衰弱ゲーム(記憶力ゲーム)です。 ・SinglePlay  1人プレイのモードとなります。  ペアの選択の失敗時にマイナススコアのペナルティがあるので、スコアが0になる前に全てを揃えてください。  ある程度進むと、おじさんが複数枚のカードをスライドするので、記憶をアップデートしながらゲームを進めてください。 ・OnlinePlay  オンライン対戦での3人対戦のモードとなります。  自分の後は、2人のプレイヤーがプレイするので、戦略的にゲームを進めてください。  ペアの選択を30秒以内に行わないと別のプレイヤーに順番が移るので、制限時間には気を付けてください。 【操作説明】 ・戻るボタン(画面左上)  プレイを中断し、タイトル画面に戻ります。 ・スピーカーボタン(画面右上)  BGM、効果音のON/OFFを変更できます。 ・カード  裏面のカードをタップすると、選択されたカードが大きくなります。  選択されたカードを再度タップすると決定となり、表面に返ります。  2枚のカードが決定されたら、2枚のカードの数字が揃っているかの判定を行います。

Screenshots

Simple Concentration Game4 screens
Concentration4 screens

Verdict

The call

The clearest difference is update cadence: Concentration at every 8 months against Simple Concentration Game's every 48 months. Simple Concentration Game's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Simple Concentration Game ships an update every 48 months, Concentration every 8 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 4 level
Simple Concentration Game versus Concentration: the parameters behind the verdict, then further details
ParameterSimple Concentration GameConcentration
PriceFreeFree
Update frequencyEvery 48 monthsEvery 8 months — better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size101 MB117 MB
Age rating4+4+
Developerhideaki fukumuraMitsuaki Tanabe

In-app purchases

None

Simple Concentration Game

No in-app purchases

None

Concentration

No in-app purchases

Questions

Is Simple Concentration Game free?
Simple Concentration Game is free to download, with no in-app purchases.
Is Concentration free?
Concentration is free to download, with no in-app purchases.
Do Simple Concentration Game or Concentration have ads?
Both Simple Concentration Game and Concentration show ads.
Which is updated more often, Simple Concentration Game or Concentration?
Simple Concentration Game ships an update every 48 months, and Concentration every 8 months. Most recently, Simple Concentration Game was updated on October 24, 2026 and Concentration on October 14, 2026.

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