Comparison

疲労モニター vs BRAIN!

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

Head to head
About

疲労モニター

Features
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バイタルモニタMF100にて測定した心拍変動データから自律神経の状態を解析し、その結果を表示します。 結果として表示されるのは、 ・交感神経と副交感神経のバランス ・自律神経の活動量 ・自律神経機能年齢 ・自律神経の状態の総合評価コメント です。 これらの結果から客観的な疲労・ストレスの状態が分かります。 測定結果は、履歴として保存されますので、定期的に測定することで、その変化をグラフ上で確認することができます。 また、主観的な疲労・ストレスの状態をVAS(Visual Analog Scale)による問診形式で入力する機能もあり、客観的な指標と合わせて自身の疲労・ストレスの状態を把握することができます。

About

BRAIN!

Features
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BRAIN! is an app that helps you evaluate and track your brain’s condition. When you’re struggling to concentrate or feeling mentally foggy, BRAIN! allows you to quantify your cognitive state. It measures four key indicators: ・Focus (SART) ・Cognitive control (Stroop task) ・Working memory (n-back task) ・Processing speed (TMT) Easy to use — each test takes less than 5 minutes. Your scores are automatically saved and visualized in graphs to track changes over time. Ideal for checking your mental condition before and after work or study, or monitoring the effects of sleep and nutrition. Also great for peak performance and recovery planning. Your brain deserves conditioning, too. Start visualizing your cognitive power with BRAIN!

Screenshots

疲労モニター4 screens
BRAIN!4 screens

Verdict

The call

The clearest difference is update cadence: BRAIN! at daily against 疲労モニター's every 8 months. 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

疲労モニター ships an update every 8 months, BRAIN! daily. The most recent releases landed on October 21, 2026 and October 17, 2026 respectively.

Scorecard1 real difference · 5 level
疲労モニター versus BRAIN!: the parameters behind the verdict, then further details
Parameter疲労モニターBRAIN!
PriceFreeFree
Update frequencyEvery 8 monthsDaily — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size17 MB104 MB
Age rating4+4+
Developer疲労科学研究所TNQ Tech, Co.

In-app purchases

None

疲労モニター

No in-app purchases

None

BRAIN!

No in-app purchases

Questions

Is 疲労モニター free?
疲労モニター is free to download, with no in-app purchases.
Is BRAIN! free?
BRAIN! is free to download, with no in-app purchases.
Do 疲労モニター or BRAIN! have ads?
Neither 疲労モニター nor BRAIN! shows ads.
Which is updated more often, 疲労モニター or BRAIN!?
疲労モニター ships an update every 8 months, and BRAIN! daily. Most recently, 疲労モニター was updated on October 21, 2026 and BRAIN! on October 17, 2026.

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