BRAIN PUZZLE ＆ IQ TEST vs 診断for鬼滅の刃(きめつのやいば)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BRAIN PUZZLE ＆ IQ TEST
Explore your brain's structure with engaging puzzles and IQ tests. Discover if your thinking is more emotional or logical and compare your cognitive patterns to historical figures. This app offers a unique way to understand your own mind.
- Brain puzzle challenges
- IQ testing
- Brain structure analysis
- Comparison to historical figures
- Emotional vs. logical thinking assessment
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This app is a brain puzzle and iq test!! Are you emotionally? Or Is it logical? And really it is correct? This app do not even know yourself, we will analyze your true brain structure. Really ... Would you have someone with the same brain structures of historical figures.
診断for鬼滅の刃(きめつのやいば)
This unofficial fan-made app offers various quizzes and AI-powered diagnostics related to the popular anime series. Discover your character type, compatibility, rank, and even generate unique breathing styles, Hashira, Nichirin swords, and haoris.
- Character personality quizzes
- Compatibility diagnostics
- Rank and disciple quizzes
- AI-generated breathing styles
- AI-generated Hashira
- AI-generated Nichirin swords
- AI-generated haoris
- Original character storage
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きめつのやいばのマルチ診断アプリ 鬼滅好きのファンが作った非公式アプリです 診断内容は ・キャラ診断 ・相性診断 ・階級診断 ・継子指名診断 ・セリフ診断 ・妄想すろっと診断 ・AI呼吸診断 ・AI柱診断 ・AI日輪刀診断 ・AI日輪刀診断（画像生成） ・AI羽織診断（画像生成） ・オリキャラ保管庫 キャラ・相性診断は、心理テストのクイズ形式で質問に答えて君の性格を分析。 性格診断から きめつのやいば のキャラ診断をします。 君はアニメのおなじみのキャラクターのどのタイプ？ 作ったオリキャラは保管庫で保存できます！ AI診断はAIがあたなだけの呼吸、柱、日輪刀、羽織を診断します。 診断結果はアプリ制作者もわかりません。 診断結果はTwitterでシェアして教えてください！ 鬼滅の刃は週刊少年ジャンプ（集英社）連載のアニメです。
Screenshots
Verdict
The clearest difference is ads: BRAIN PUZZLE ＆ IQ TEST at none against 診断for鬼滅の刃(きめつのやいば)'s shown. BRAIN PUZZLE ＆ IQ TEST also leads on iOS requirement (7.0 vs 15.0). 診断for鬼滅の刃(きめつのやいば)'s advantage is update cadence (every 6 days vs every 2 months). On price, review sentiment, in-app purchases and monetization model 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.
BRAIN PUZZLE ＆ IQ TEST ships an update every 2 months, 診断for鬼滅の刃(きめつのやいば) every 6 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.
| Parameter | BRAIN PUZZLE ＆ IQ TEST | 診断for鬼滅の刃(きめつのやいば) |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | 86.0% of reviews — better |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 6 MB | 83 MB |
| Age rating | 4+ | 12+ |
| Developer | daisuke kawano | colabom |
Customer experience
BRAIN PUZZLE ＆ IQ TEST
診断for鬼滅の刃(きめつのやいば)
In-app purchases
BRAIN PUZZLE ＆ IQ TEST
No in-app purchases
診断for鬼滅の刃(きめつのやいば)
No in-app purchases
Questions
Is BRAIN PUZZLE ＆ IQ TEST free?
Is 診断for鬼滅の刃(きめつのやいば) free?
Do BRAIN PUZZLE ＆ IQ TEST or 診断for鬼滅の刃(きめつのやいば) have ads?
Which is updated more often, BRAIN PUZZLE ＆ IQ TEST or 診断for鬼滅の刃(きめつのやいば)?
Other comparisons
