One vs Cool Multi Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One
A straightforward countdown timer for iPhone designed for ease of use. Its intuitive interface allows you to start and manage timers with a single tap, making it a convenient tool for daily tasks. The app focuses on essential functionality without unnecessary complexity.
- One-tap timer start and toggle
- Vivid and intuitive user interface
- Ergonomic design and functionality
- Convenient for everyday use
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One-Tap Timer (tm) is a simple yet very convenient countdown timer app for your iPhone. It features a vivid and intuitive user interface with not more than just sufficient functionality. * Start and toggle your timer with just one tap. * Take advantage of our ergonomic design and functionality. * Use One-Tap Timer in your everyday life. Tip for Mac users: keep app icon in Dock.
Cool Multi Timer
Manage multiple timers simultaneously with a stylish and user-friendly interface. This tool offers a variety of timer types, including hourglass, kitchen timer, countdown, and stopwatch, with customizable durations and visual/sound notifications. It's designed for ease of use, even for children, and can run in the background.
- Up to 15 timers on 3 pages
- Simultaneous start/stop
- Stylish animated design
- Visual and sound notifications
- Background operation
- Wide duration range (seconds to 100 hours)
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A constellation of good looking timers. Timing tool that contains cool looking hourglass, elegant kitchen timer, a beautiful countdown timer and a reliable stopwatch. Set up to 15 timers of any type on 3 separate pages and work with any timer separately or start / stop your timers simultaneously using a single touch. Features: - Stylish design; - Animated time flow and backgrounds; - Visual and sound notifications; - Ability to fire even in device lock or sleep mode; - Wide range of time duration available—from as couple of seconds to 100 hours; - Counts time past timer completion; - User-friendly — even for kids! Cool Multi Timer has all your timing needs, so enjoy the process.
Screenshots
Verdict
The clearest difference is rating: One at 5.0 against Cool Multi Timer's 4.2. One also leads on review sentiment (100% vs 64%). Cool Multi Timer's advantage is update cadence (every 6 months vs every 23 months) and iOS requirement (6.0 vs 12.0). On price, ratings volume, ads and in-app purchases 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.
One holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews point the same way: 100% of One's written reviews are positive against 64% of Cool Multi Timer's.
One ships an update every 23 months, Cool Multi Timer every 6 months. The most recent releases landed on September 10, 2026 and August 27, 2026 respectively.
| Parameter | One | Cool Multi Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 4.2 (5 ratings) |
| Positive reviews | 100.0% of reviews — better | 64.3% of reviews |
| Number of ratings | 4 | 5 — better |
| Update frequency | Every 23 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleksandr Prosin | Serhii Simkovskyi |
Customer experience
One
Cool Multi Timer
In-app purchases
One
No in-app purchases
Cool Multi Timer
No in-app purchases
