ハノイタイマー vs One Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ハノイタイマー
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ハノイの塔のアニメーションを楽しめるタイマーです。 タイマー開始で塔の移動が始まり、タイマー終了でちょうど移動が終わります。 アニメーションの設定方法は2つあります。 1.ディスクの枚数から設定 1枚〜50枚の選択肢があります。 2.ディスクの速さから設定 設定した速さに一番近くなるディスクの枚数が自動で選択されます。
One Timer
Easily manage multiple timers simultaneously for everyday tasks like cooking or interval training. Quickly start timers with a single tap and customize their appearance with a wide range of colors. The app offers a premium plan for an ad-free experience and unlimited custom timers.
- Simultaneous multi-timer functionality
- One-tap timer launch
- Customizable color settings (RGB)
- Background notifications
- HIIT and Pomodoro timer support
- Stopwatch for work hours
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One Timer is a simple timer created by a developer who really wanted it. You want to time your family's instant noodles for 3 minutes and 5 minutes at the same time, but you can't do it quickly. You want to boil eggs for 8 and a half minutes while measuring pasta for 6 minutes, but you can't do it. You want to open the app and start it immediately with one tap. We've solved those everyday problems for you and me. --- This tool is useful in scenarios like below --- - As a timer for HIIT (High-Intensity Interval Training) - As a Pomodoro timer for study sessions - As a stopwatch to calculate working hours for freelance or contract work - For managing stamina in multiple social-network game apps --- Customizable Color Settings --- You can set the background and text colors using RGB values, allowing for free changes to any color. This feature enables you to boost motivation by changing to your favorite colors. --- How to use --- - Tap the desired time from the list on the left to start the timer. - You can quickly add another timer without switching screens by long-pressing the list. - For example, you can start multiple timers simultaneously by long-pressing 3 minutes and 5 minutes. - Notification when it goes into the background. --- PREMIUM Plan --- - No Ads - Unlimited Custom Timers --- Links --- https://40yd.app/one_timer_terms https://40yd.app/one_timer_policy
Screenshots
Verdict
The clearest difference is in-app purchases: ハノイタイマー at none against One Timer's 4. ハノイタイマー also leads on iOS requirement (15.0 vs 17.6). One Timer's advantage is ads (none vs shown). On price, update cadence 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. One Timer sells 4 in-app purchases, starting at $1.99 per month. ハノイタイマー asks for nothing beyond the download.
ハノイタイマー ships an update every 5 days, One Timer every 4 days. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.
| Parameter | ハノイタイマー | One Timer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 5 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Yutaka Kamoto | DAIKI YUASA |
In-app purchases
ハノイタイマー
No in-app purchases
One Timer
- PREMIUM$1.991 Month
- Buy me a coffee$1.99
- Buy me a burger$3.99
- PREMIUM$9.99









