Comparison

◆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.

Head to head
About

◆シニア向け◆ ボケ防止のための暗算アプリ

Read full description

◆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。

About

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.

Highlights
  • 100-problem calculation trainer
  • Addition, Subtraction, Multiplication, Division modes
  • Progress tracking (streak, average time, charts)
  • Global ranking system
  • Distraction-free design
  • Home screen widget
Features
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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

◆シニア向け◆ ボケ防止のための暗算アプリ3 screens
百Math4 screens

Verdict

The call

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

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

◆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.

Scorecard2 real differences · 6 level
◆シニア向け◆ ボケ防止のための暗算アプリ versus 百Math: the parameters behind the verdict, then further details
Parameter◆シニア向け◆ ボケ防止のための暗算アプリ百Math
PriceFreeFree
Positive reviews—50.0% of reviews
Update frequencyEvery 33 monthsEvery 9 days — better
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better26.0
Further details — not scored
Size12 MB18 MB
Age rating4+4+
Developerfunspire, Inc.naoya saito

In-app purchases

None

◆シニア向け◆ ボケ防止のための暗算アプリ

No in-app purchases

None

百Math

No in-app purchases

Questions

Is ◆シニア向け◆ ボケ防止のための暗算アプリ free?
◆シニア向け◆ ボケ防止のための暗算アプリ is free to download, with no in-app purchases.
Is 百Math free?
百Math is free to download, with no in-app purchases.
Do ◆シニア向け◆ ボケ防止のための暗算アプリ or 百Math have ads?
Both ◆シニア向け◆ ボケ防止のための暗算アプリ and 百Math show ads.
Which is updated more often, ◆シニア向け◆ ボケ防止のための暗算アプリ or 百Math?
◆シニア向け◆ ボケ防止のための暗算アプリ ships an update every 33 months, and 百Math every 9 days. Most recently, ◆シニア向け◆ ボケ防止のための暗算アプリ was updated on October 7, 2026 and 百Math on October 18, 2026.

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