π(円周率)記憶ゲーム vs Cube Chess
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
π(円周率)記憶ゲーム
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「π(円周率)記憶ゲーム」は、発達障がい(自閉症、アスペルガー症候群、注意欠如・多動性障がい(ADHD)、 学習障がい、チック障がい)のある児童向け療育・知育ゲームアプリです。 障がいのある子ども向けのシンプルなゲームアプリとなっています。 ◆ ルールは超簡単 ◆ 円周率(3.1415…と永久に続く小数点以下の数字(無理数)を覚える記憶ゲーム! 円周率をたくさん覚えて円周率マスターになろう! * オフラインでも遊ぶことができるので旅行中でもWi-Fiがなくても遊べます。 * 本ゲームは無料ですが広告が表示されます。 * 遊び時間にご注意ください。
Cube Chess
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Chess that also grows upward. Cube Chess brings Raumschach — a 5x5x5, 125-square variant played on five stacked boards — to your phone. Pieces move forward, sideways, and up and down. The check you never saw coming arrives from below. That surprise is the whole game. ■ Prof. Mono teaches you An interactive tutorial covers everything from the rules to thinking in three dimensions. New to chess? Bad with spatial puzzles? You'll be fine. ■ The Challenge Tower — seven keepers Seven opponents with distinct personalities: the aggressor, the wall, the trickster. Climb one floor at a time through a story mode. ■ Get a little stronger every day Daily mate puzzles, a 12-step learning ladder, a three-strike Puzzle Rush, and forced-mate problems in two difficulty tiers. ■ A level that fits you Three AI strengths plus material handicaps, so your first win is never out of reach. ■ A quiet cosmos to think in Seven glass-and-starlight themes, unlocked as you play. Everything runs offline. No account, no connection required. Available in 12 languages. Test the depth of your reading in a quiet cosmos.
Screenshots
Verdict
The clearest difference is update cadence: Cube Chess at every 3 days against π(円周率)記憶ゲーム's every 3 months. π(円周率)記憶ゲーム's advantage is iOS requirement (11.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
π(円周率)記憶ゲーム ships an update every 3 months, Cube Chess every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | π(円周率)記憶ゲーム | Cube Chess |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 3 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 62 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Garhi Japan K.K. | Kamineko |
In-app purchases
π(円周率)記憶ゲーム
No in-app purchases
Cube Chess
No in-app purchases









