大人の謎解き vs Uchinomon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
大人の謎解き
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■ちょっとしたスキマ時間に脳トレ! 1問数分でできるので、暇な時間の脳のトレーニングにぴったし! かんたん操作で誰でも遊べる! 待ち時間の暇つぶしに、自分のペースで頭の体操をしよう! ■大満足の問題数! 簡単な問題から頭をひねるような難問まで、厳選された良問を多数収録! 謎解きクイズで毎日コツコツ脳の特訓をしよう! ■ヒント機能や答え機能も! 難しくて解けなかったらヒントを見よう! それでも解けなかったら答えを見れるので、ストレスを溜めずにプレイできる! ■こんな方にオススメ! ・暇つぶしに頭の体操をしたい人 ・なぞなぞが好きな人 ・脱出ゲームが好きな人 ・クイズが好きな人 ・推理問題が好きな人 ・クイズ番組のナゾトキを解けるようになりたい人 ・東大を目指したい人 ・ひらめき力を手に入れたい人
Uchinomon
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Uchinomon turns your child's drawing into a living monster — entirely on your device. HOW TO PLAY 1. Snap a photo of a drawing (or pick one from your library) 2. On-device magic cuts out the shape and brings it to life as a monster 3. Give it a name and welcome it to your own zoo 4. While you're away, your monsters go on little adventures and find souvenirs. Next time you open the app, new "welcome back" discoveries are waiting DESIGNED FOR PEACE OF MIND • Your child's drawings, names, and data never leave the device — everything is processed locally and protected by iOS encryption. Delete the app and it's gone • No ads • Sign-ups and purchases sit behind a parent gate (Face ID etc.) PRO (one-time purchase) One payment unlocks unlimited drawing imports, permanent zoo cards, and a permanent discovery log. No subscription. For kids aged 3-6 and their grown-ups to enjoy together. Please note: the app's interface is currently in Japanese (simple kana). The gameplay is visual and works great without reading — many families enjoy it as-is — but menus are not yet in English.
Screenshots
Verdict
The clearest difference is in-app purchases: 大人の謎解き at none against Uchinomon's 1. 大人の謎解き also leads on iOS requirement (14.0 vs 16.4). Uchinomon's advantage is ads (none vs shown) and update cadence (daily vs every 2 months). On price 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. Uchinomon sells 1 one-off in-app purchase. 大人の謎解き asks for nothing beyond the download.
大人の謎解き ships an update every 2 months, Uchinomon daily. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | 大人の謎解き | Uchinomon |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 38.9% of reviews | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 34 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | nullhouse Inc. | Masataka Fujimoto |
In-app purchases
大人の謎解き
No in-app purchases
Uchinomon
- うちのモン Pro$5.99








