クレイジーチャット vs JsutTime！
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
クレイジーチャット
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かんたんで楽しいメッセージゲームです！ 返事を選択するだけの簡単操作！ 様々な人から送られてくるメッセージを正しく返信しよう！
JsutTime！
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Can you stop the timer at exactly the right second? JustTime is a simple timing game that challenges your sense of time. Start the timer and stop it as close to your target time as possible! How to Play • Tap to start. • Tap again at your target time to stop. • Aim for the smallest time difference! 2-Player Mode Challenge your friends and family in local face-to-face matches!
Screenshots
Verdict
The clearest difference is update cadence: JsutTime！ at every 3 weeks against クレイジーチャット's every 2 months. クレイジーチャット's advantage is iOS requirement (13.0 vs 26.2). 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.
クレイジーチャット ships an update every 2 months, JsutTime！ every 3 weeks. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.
| Parameter | クレイジーチャット | JsutTime！ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (47 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 47 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 176 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | HENN Inc. | Kyouta Oshima |
In-app purchases
クレイジーチャット
No in-app purchases
JsutTime！
No in-app purchases
