Concentration Game, 9Bubbles vs あいうえ王:早押し脳トレパズルゲーム
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Concentration Game, 9Bubbles
This game challenges your memory and concentration by requiring you to memorize and recall the colors and positions of bubbles. Designed to improve cognitive skills and creativity, it offers increasing difficulty across 28 stages.
- Memorize colors and positions
- Burst bubbles based on memory
- Improves memory power
- Enhances creative ability
- 28 challenging stages
- Trains the right side of the brain
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This game will make you smarter and relieve your stress. It is easy at the beginning, but gets more and more difficult. Theoretically, only 1 player per 10,000 can beat all the stages. Let's try! ◆Game Rule◆ Rules are very simple. Memorize the "colors" and "positions" of bubbles which are displayed for only 3 seconds. After they disappear, use your memory, select bubbles and burst them. ◆Game Feature◆ Continue playing this game and you will see that your power of memory improves. The game does more than just improve your memory. Seeing colors is mainly handled by the right side of your brain which is said to control your creativity and intuition. Just by playing this game, you will be able to improve your creative ability. The game has 28 stages in total. If you beat all the stages, the right side of your brain will be able to handle more information than ever! There are many games which train the left side of the brain including Sudoku and other number puzzles, but there are not many games in the world which train the right side of the brain. Play this game, train the right side of your brain and make your everyday life full of creativity!
あいうえ王:早押し脳トレパズルゲーム
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【日本最速の「あいうえ王」は誰だ?】 0.1秒を削り出す、極限のひらがな早押しバトル! ルールは簡単。「あいうえお」順に文字をタップするだけ。 しかし、そのシンプルさがあなたの「脳」と「反射神経」を極限まで試します。 通勤・通学のスキマ時間や、寝る前の頭の体操に。 直感操作で誰でも遊べる、超爽快アクションパズルが登場! 2つの熱いゲームモード 1. スタンダードモード(タイムアタック) 「あ」から「ん」まで、50音をどれだけ速く押し切れるか? ミスをすると「+2秒」のペナルティ! 正確さとスピードの両方が求められる、自分との戦い。 2. タイムアタックモード(60秒サバイバル) 制限時間60秒の真剣勝負! 正解するたびに時間が少し回復(+8秒ボーナス)。 コンボを繋げて時間を稼ぎ、限界までスコアを伸ばせ! ここが「あいうえ王」のポイント 世界ランキング対応 (Game Center) あなたのタイムは日本で何位?世界中のライバルとスコアを競えます。 心地よい操作感 タップするたびに指先に伝わる「触覚フィードバック」と、美しいアニメーション演出。 自分の成長が見える ベストスコア履歴やローカルランキングで、毎日の上達をグラフ化。 こんな人におすすめ! ・反射神経や動体視力を鍛えたい方 ・サクッと遊べる暇つぶしゲームを探している方 ・毎日の「脳トレ」で頭をスッキリさせたい方 ・友達や家族とタイムを競って盛り上がりたい方 ・ひらがなを覚え始めたお子様の知育・学習に ・FPSや格闘ゲームなど、瞬間的な判断が得意なゲーマーの方 さあ、あなたの指はどこまで速くなれるか。 今すぐダウンロードして、初代「あいうえ王」を目指しましょう!
Screenshots
Verdict
The clearest difference is in-app purchases: あいうえ王:早押し脳トレパズルゲーム at none against Concentration Game, 9Bubbles's 4. あいうえ王:早押し脳トレパズルゲーム also leads on update cadence (daily vs every 10 days). Concentration Game, 9Bubbles's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On price and 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
Both are free to download. Concentration Game, 9Bubbles sells 4 one-off in-app purchases. あいうえ王:早押し脳トレパズルゲーム asks for nothing beyond the download.
Concentration Game, 9Bubbles ships an update every 10 days, あいうえ王:早押し脳トレパズルゲーム daily. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.
| Parameter | Concentration Game, 9Bubbles | あいうえ王:早押し脳トレパズルゲーム |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (46 ratings) — better | — |
| Positive reviews | 54.5% of reviews | — |
| Number of ratings | 46 — better | — |
| Update frequency | Every 10 days | Daily — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 43 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Lisfee, Inc. | itsuki hotta |
In-app purchases
Concentration Game, 9Bubbles
- FEEL GOOD$1.99
- TRY STAGE28$1.99
- 10 LIFEs$1.99
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- DELETE ADs$1.99
あいうえ王:早押し脳トレパズルゲーム
No in-app purchases
Questions
Is Concentration Game, 9Bubbles free?
Is あいうえ王:早押し脳トレパズルゲーム free?
Do Concentration Game, 9Bubbles or あいうえ王:早押し脳トレパズルゲーム have ads?
Which is updated more often, Concentration Game, 9Bubbles or あいうえ王:早押し脳トレパズルゲーム?
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