MillisecondTimer vs Floating Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MillisecondTimer
This app provides highly accurate timing tools, including a countdown timer, stopwatch, and clock, all with millisecond precision. It's designed for precise measurements in workouts, games, and everyday situations, offering background operation and seamless switching between apps.
- Millisecond precision timing
- Countdown timer with custom intervals
- Stopwatch for accurate interval recording
- Real-time millisecond clock display
- Background operation and notifications
- Recent timers for quick reuse
- Customizable 12/24 hour clock format
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Millisecond Timer is an all‑in‑one app that lets you use a countdown timer, stopwatch, and clock with millisecond (0.001 second) precision. Millisecond Stopwatch records your time accurately down to the millisecond, and Millisecond Clock shows the current time with millisecond precision. When you first install the app, a simple tutorial appears automatically so you can learn how it works and start using it right away. Use Millisecond Timer and Millisecond Stopwatch in situations like these - Measuring workout intervals and exercise times that need accurate records (running, marathon training, etc.) - Everyday situations where you need a precise countdown - Events or games that require millisecond‑level countdowns - Timer challenge games with friends, such as “Who can stop closest to 2.785 seconds?” or for fair draws and random picks 【Millisecond Timer】 - Set timers in hours, minutes, seconds, and milliseconds. - Easily increase or decrease the time using the + and − buttons. - Press and hold the + or − button to quickly set the exact time you want. - Instantly reuse your recent timers from the Recent Timers list. - Tap the displayed time to type in a value faster than using buttons. - Get notified when the timer finishes, even if you’re using another app (background) or your device is locked. - If the timer is running and you switch to another app, it will keep counting and resume seamlessly when you return. 【Millisecond Stopwatch】 - Record times one by one with millisecond precision. 【Millisecond Clock】 - See the current time in real time, down to the millisecond. - Choose between 12‑hour and 24‑hour formats in Settings. - Enjoy a clean digital clock design with a digital‑style font. If you find a bug or have a feature request, go to Settings in the app and use “Send Bug Report & feedback” to contact the developer. 【Pro Version】 Pro is available as a monthly or yearly subscription, as well as a lifetime purchase. - Subscriptions are charged to your Apple ID. - You can manage or cancel your subscription at any time in your Apple Account settings. - If you do not cancel at least 24 hours before the next billing date, your subscription may renew automatically. - All subscription terms follow Apple’s App Store policies. • Terms of Use: https://comdori.tistory.com/179 • Privacy Policy: https://comdori.tistory.com/161
Floating Clock
This app provides precise server time, down to the millisecond, for critical events like ticketing and registration. It offers real-time viewing on your lock screen or as an overlay while using other apps, ensuring you never miss an opportunity. Customizable alerts help manage your time efficiently.
- Millisecond-precision server time
- Lock screen and Dynamic Island display
- Picture-in-Picture (PIP) mode overlay
- Customizable audio alerts
- Event-specific reminders
- Real-time error correction
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Keep a floating clock in view while you use other apps. See a website's server time as you browse a booking page, and chat with others while you wait. Keep a floating clock over other apps • Use Picture in Picture (PiP) to keep server time visible while you browse or book tickets in another app. • Choose how often the clock alerts you, with sound and color cues starting 10 seconds beforehand. Check server time and the time difference • When you open a site for the first time, the app measures its server time and shows how it differs from your iPhone's clock. • Time is displayed in hundredths of a second. You can also check the estimated measurement error. See the time on your Lock Screen and Dynamic Island • Use Live Activities to see server time, down to the second, on your Lock Screen. • On compatible iPhones, Dynamic Island shows the site's name and time. Chat while you wait • Share queue numbers and server status in the chat room for your site, and react to messages with emoji. • Join the Lounge to talk with other app users. Schedule reminders by server time • Set a reminder for the top of the next hour or midnight tonight. • Choose 5, 3, or 1 minute before the scheduled time, or at the time itself.
Screenshots
Verdict
The clearest difference is in-app purchases: Floating Clock at none against MillisecondTimer's 3. On price, update cadence, ads 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. MillisecondTimer sells 3 in-app purchases, starting at $1.00 per month. Floating Clock asks for nothing beyond the download.
MillisecondTimer ships an update every 3 weeks, Floating Clock every 2 weeks. The most recent releases landed on July 23, 2026 and September 18, 2026 respectively.
| Parameter | MillisecondTimer | Floating Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | — | 93.8% of reviews |
| Number of ratings | 6 — better | — |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 30 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | WONJI HA | Moongil Jeon |
Customer experience
MillisecondTimer
Floating Clock
In-app purchases
MillisecondTimer
- MillisecondTimer Pro Month Plan$1.001 Month
- MillisecondTimer Pro Annual Plan$5.991 Year
- MillisecondTimer Pro Lifetime$34.99
Floating Clock
No in-app purchases
Questions
Is MillisecondTimer free?
Is Floating Clock free?
Do MillisecondTimer or Floating Clock have ads?
Which is updated more often, MillisecondTimer or Floating Clock?
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