Flip Clock Pro vs Quad Calcs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flip Clock Pro
A minimalist desktop digital clock offering a variety of customization options. It displays time with seconds, includes a smart alarm, timer, stopwatch, and Pomodoro timer. The app also supports white noise and personalized signatures.
- Display time with seconds
- Smart alarm clock
- Timer and stopwatch
- Pomodoro Technique timer
- Multiple clock themes
- Background white noise playback
- Home and lock screen widgets
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Flip Clock Pro is a minimalist desktop digital clock. Desktop clock widget supports displaying seconds and calendar. - Show time in seconds on Dynamic island - Full screen display time and date - 12 and 24 hour modes. - Smart alarm clock, can automatically adjust the volume. - Support multiple clock themes. - Provide timer and stopwatch, countdown. - The Pomodoro Technique helps you focus on work and study. - Support playing background white noise. - Show time seconds in Today widget. - Provide home screen and lock screen clock widget display with seconds. - Provide calendar and clock widget display. - Support to display personalized signature on the lock screen - Hourly chime, hourly voice timekeeping. - You can set the app to automatically launch when charging, as a screensaver.
Quad Calcs
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Display four calculators and perform calculations with each one.
Screenshots
Verdict
The clearest difference is price: Quad Calcs at Free against Flip Clock Pro's $2.99. Quad Calcs also leads on update cadence (every 2 weeks vs every 2 months). Flip Clock Pro's advantage is ads (none vs shown). On in-app purchases, 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
Quad Calcs is free to download; Flip Clock Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Flip Clock Pro ships an update every 2 months, Quad Calcs every 2 weeks. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.
| Parameter | Flip Clock Pro | Quad Calcs |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.6 (1.5K ratings) — better | — |
| Positive reviews | 74.1% of reviews | — |
| Number of ratings | 1.5K — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 46 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | 翠玲 施 | Hideaki Uchikoshi |
Bugs and requests
Flip Clock Pro
Reported bugs
4 issues- Seconds digit freezing
- Widget not showing 12-hour time format
- Brightness issues when leaving app open
- Inconsistent sound and alarm problems
Requested features
6 requests- Add more alarm sound options
- Allow customization of alarm sound from music library
- Implement a snooze function
- Add ability to set multiple alarm times
- Provide more color and font customization options
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- Improve landscape mode support
Quad Calcs
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Flip Clock Pro
No in-app purchases
Quad Calcs
No in-app purchases
Questions
Is Flip Clock Pro free?
Is Quad Calcs free?
Do Flip Clock Pro or Quad Calcs have ads?
Which is updated more often, Flip Clock Pro or Quad Calcs?
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