◆シニア向け◆ ボケ防止のための暗算アプリ vs 百Math
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
◆シニア向け◆ ボケ防止のための暗算アプリ
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◆シニアアプリシリーズ◆ このアプリは、シニア向け用のアプリとして開発しました。 文字の大きさ、簡単な操作、シンプルなゲーム性を追求しています。 脳トレ、脳の活性化、ボケ防止、暇つぶしなどにお使いいただけます。 介護施設でのレクリエーション、ご自宅でのお年寄りとのコミュニケーションのきっかけなどにご活用いただければと思います。(追加料金はありません) ◆ゲームの説明◆ ・画面に表示される暗算を、4択の中から回答していきます。 ・一定時間内に、10問正解できれば合格です。 制限時間が徐々に短くなりますし、計算も難しくなっていきますので、だんだんと脳が活性化されていきますよ。
百Math
This app helps users improve their mental arithmetic skills through a 100-problem calculation trainer. It offers various modes, progress tracking, and a global leaderboard to encourage practice and competition. A clean design and home screen widget provide convenient access.
- 100-problem calculation trainer
- Addition, Subtraction, Multiplication, Division modes
- Progress tracking (streak, average time, charts)
- Global ranking system
- Distraction-free design
- Home screen widget
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When did you last do mental math without reaching for your phone? 百Math was built by an engineer who realized he had become too dependent on calculators and AI to do even simple arithmetic. This app is his answer — and maybe yours too. Trusted by users for 5 years, 百Math is a no-frills 100-problem calculation trainer. Solve all 100 as fast as you can, track your progress, and compete on the global leaderboard. 【Key Features】 ・4 Modes: Addition, Subtraction, Multiplication, and Division ・Schulte Table — a visual search game that sharpens your peripheral vision and focus ・Gorbov Table — an advanced Schulte Table rule where you alternate between ascending red numbers and descending black numbers ・Flash Calculation — a new mode that trains your instant recall ・Ghost Race — compete against your personal best ・Heatmap to spot your weak spots ・Clean, distraction-free design ・Global ranking system ・Streak counter, average time, and time chart to track improvement ・Home screen widget for quick access
Screenshots
Verdict
The clearest difference is update cadence: 百Math at every 9 days against ◆シニア向け◆ ボケ防止のための暗算アプリ's every 33 months. ◆シニア向け◆ ボケ防止のための暗算アプリ's advantage is iOS requirement (16.0 vs 26.0). 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.
◆シニア向け◆ ボケ防止のための暗算アプリ ships an update every 33 months, 百Math every 9 days. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.
| Parameter | ◆シニア向け◆ ボケ防止のための暗算アプリ | 百Math |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| Update frequency | Every 33 months | Every 9 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 12 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | funspire, Inc. | naoya saito |
In-app purchases
◆シニア向け◆ ボケ防止のための暗算アプリ
No in-app purchases
百Math
No in-app purchases









