Comparison

Millisecond Clock vs Super Flip Clock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Millisecond Clock

This app displays the most accurate time available, down to the millisecond. It's useful for measuring network delays or video streaming lag by comparing displayed time differences.

Highlights
  • Millisecond precision time display
  • Accurate timekeeping for iPhone and iPad
  • Network delay measurement
  • Video streaming lag analysis
  • Free to download
Features
Read full description

Millisecond Clock shows the exact time down to 1/1000 of a second, accurate enough to measure real delay in cameras, video streams, and network connections. Point a camera at the screen and compare it to another display: the difference in milliseconds tells you exactly how much latency you are dealing with. Beyond precision, Millisecond Clock is a clock you can make your own. Every part of it, from color and font to position on screen, is yours to design. DESIGN YOUR CLOCK- 13 built-in color themes, or create unlimited custom themes with the full color picker - 30 fonts, from the classic digital LED look to elegant serif and rounded styles - Adjustable glow and shadow effects for extra depth - Drag the clock, date, and weekday anywhere on screen, and resize each one independently STAY ON TIME, YOUR WAY- 12-hour or 24-hour time, with an optional blinking colon - 9 date formats to match how you write dates - Show or hide the date and day of the week - Toggle the millisecond display on or off BUILT TO STAY ON SCREEN- Keeps your screen awake so the clock is always visible - A true universal app, designed for both iPhone and iPad Millisecond Clock is free to use, supported by ads. A one-time in-app purchase removes ads and unlocks every premium theme, no subscription required.

About

Super Flip Clock

A minimalist, full-screen flip clock app designed for focus and everyday display. It offers customizable timers and eye-friendly visuals for extended use, with more features planned for future updates.

Highlights
  • Full-screen flip clock display
  • Focus timer functionality
  • Countdown timer
  • Customizable interface
  • Landscape mode support
  • Lightweight and easy to use
Features
Read full description

Make time a beautiful part of your desk—and make every focus session easier. Super Flip Clock brings together a variety of full-screen clock themes and a Pomodoro focus timer. Whether you’re studying, working, reading, or using your device as a desk or bedside clock, it delivers a clear, calm, and refined way to view the time. A Variety of Clock Themes • Choose from flip, digital, minimal, realistic, gradient, and dual-screen themes • Supports both landscape and portrait orientations • Keep the screen awake when you want the time to remain visible • Depending on the theme, show seconds, 12- or 24-hour time, the date, weekday, or lunar calendar Make It Your Own • Customize colors • Create personalized backgrounds with your own text • Minimize distractions with a full-screen display Pomodoro Focus Timer • Set a custom focus duration • Easily start, pause, resume, or end a session early • When time is up, receive a system notification and a gentle pulsing light effect on screen • Save your focus history and review your progress with statistics Ideal for studying, office work, reading, and everyday desk display. Choose a theme you love and begin your next focus session.

Screenshots

Millisecond Clock4 screens
Super Flip Clock4 screens

Verdict

The call

The clearest difference is rating: Millisecond Clock at 4.7 against Super Flip Clock's 4.0. Millisecond Clock also leads on ratings volume (131 vs 2) and iOS requirement (15.0 vs 17.0). Super Flip Clock's advantage is ads (none vs shown) and update cadence (every 9 days vs every 6 months). On price, in-app purchases, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Millisecond Clock sells 3 one-off in-app purchases and Super Flip Clock sells 3 in-app purchases, starting at $0.29 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Millisecond Clock holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Millisecond Clock has 131 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Millisecond Clock ships an update every 6 months, Super Flip Clock every 9 days. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

Scorecard5 real differences · 5 level
Millisecond Clock versus Super Flip Clock: the parameters behind the verdict, then further details
ParameterMillisecond ClockSuper Flip Clock
PriceFreeFree
Rating4.7 (131 ratings) — better4.0 (2 ratings)
Positive reviews72.7% of reviews—
Number of ratings131 — better2
Update frequencyEvery 6 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size4 MB18 MB
Age rating4+4+
DeveloperChia-Chun Hsieh深圳宝乐软件有限公司

Customer experience

Millisecond Clock

All ratings131 ratings
Positive93.1%
Neutral2.3%
Negative4.6%
Written reviews11 reviews
Positive72.7%
Neutral18.2%
Negative9.1%

Super Flip Clock

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

3 purchases

Millisecond Clock

One-time3
  • Remove Ads$0.99
  • Special Offer Package$2.99
  • Unlock Themes$3.99
3 purchases

Super Flip Clock

Subscriptions2
  • One Month$0.291 Month
  • 12 Month$1.791 Year
One-time1
  • Lifetime$1.99

Questions

Is Millisecond Clock free?
Millisecond Clock is free to download, with in-app purchases available.
Is Super Flip Clock free?
Super Flip Clock is free to download, with in-app purchases available.
Which has better reviews, Millisecond Clock or Super Flip Clock?
Millisecond Clock is rated higher. Millisecond Clock averages 4.7 out of 5 from 131 ratings, while Super Flip Clock averages 4.0 from 2 ratings.
Do Millisecond Clock or Super Flip Clock have ads?
Millisecond Clock shows ads; Super Flip Clock does not.
Which is updated more often, Millisecond Clock or Super Flip Clock?
Millisecond Clock ships an update every 6 months, and Super Flip Clock every 9 days. Most recently, Millisecond Clock was updated on October 1, 2026 and Super Flip Clock on October 2, 2026.

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