10秒当てゲーム vs Time Just
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
10秒当てゲーム
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「だいたい10秒」を体で覚える、シンプルな感覚ゲームです。 ■ 遊び方 1. 画面をタップするとカウントアップが始まります 2. 最初の3秒間だけ数字が表示されます 3. 数字が消えたら、感覚だけを頼りに待ちます 4. ちょうど10秒だと思ったらもう一度タップ 誤差がミリ秒単位で判定され、3段階のランクで評価されます。 ■ 判定ランク ・PERFECT ― 誤差 0.20秒未満 ・GREAT ― 誤差 0.50秒未満 ・GOOD ― それ以上 ■ 特徴 ・プレイ履歴、平均誤差、ベスト記録をグラフで確認 ・3種類のレイアウト(Editorial/Pure/Ring)から好みで選択 ・ダーク/ライトテーマ対応 ・判定幅や表示時間は設定から自由にカスタマイズ可能 「自分は10秒の感覚が正確か?」一度気になったら止まらない、中毒性の高いゲームです。
Time Just
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"Time Just!" is a simple yet addictive party game where you count down the specified number of seconds in your head and touch and release the screen at the exact moment. [Game Features] ■ Simple Rules Compete to see who can stop the screen most accurately at the specified number of seconds. It will test the precision of your internal clock! A special animation will play if you get a perfect 0.00 second hit…! ■ Multiplayer on One Smartphone Up to 10 people can play simultaneously on a single screen with friends and family! Guaranteed to liven up parties and get-togethers. ■ Penalty Roulette The loser with the worst timing faces a penalty game! A penalty roulette feature adds even more excitement to the game. ■ Ad-Free Option For those who want to play without distractions, an option to completely remove ads with a single purchase is available. [Recommended for these occasions] - As a little entertainment at drinking parties or other gatherings - To pass the time while waiting with friends - As a communication tool for family time - When you want to train your internal clock Now, let's prove the accuracy of your internal clock!
Screenshots
Verdict
The clearest difference is in-app purchases: 10秒当てゲーム at none against Time Just's 1. Time Just's advantage is update cadence (daily vs every 5 days). On price, ads, device support and iOS requirement 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. Time Just sells 1 one-off in-app purchase. 10秒当てゲーム asks for nothing beyond the download.
10秒当てゲーム ships an update every 5 days, Time Just daily. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | 10秒当てゲーム | Time Just |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | Daily — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 20 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Atsushi Isai | Taiga Yanai |
In-app purchases
10秒当てゲーム
No in-app purchases
Time Just
- Remove Ads (Permanent)$1.99









