Ops Clock vs Minimum Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ops Clock
A versatile utility app offering a world clock with over 400 cities, unlimited timers, and three powerful calculators for time zone, time, and date arithmetic. It also features an event log to track real-time occurrences and elapsed times.
- World clock with 400+ cities
- Unlimited count-up and countdown timers
- Time zone, time, and date calculators
- Event log with elapsed time tracking
- Customizable labels and notifications
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Professional grade clock and timer tool with four functions in one app: • World clock • Digital seconds display • Compact format • Over 400 cities • Set custom labels • Clocks sorted automatically • Unlimited number of timers • Count-up timers • Countdown timers • Wall clock timers • End-time notifications • Pre-notifications • Elapsed time and ETA in any zone • Three calculators • Time zone calculator helps plan multi-city conf calls • Time calculator for time arithmetic, including across different time zones • Date calculator for date arithmetic • Event Log • Stores a record of real-time events • Shows elapsed time between events This app is free, shows no advertisements, makes no use of the network and collects no personal information. Available in English, Spanish, French, Italian and Portuguese.
Minimum Clock
This app offers a minimalist digital and analog clock with customizable features. Adjust size, switch between 12/24 hour formats, and select background colors. It includes a time signal with numerous tones and allows for date format changes.
- Digital and analog clock display
- Adjustable clock size
- 12/24 hour format switching
- Customizable background colors
- Hourly time signal with 78 tones
- Date format customization
- Screen rotation
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A simple, no-frills digital and analog clock. The calm design is ideal for concentrating on study or work! Although simple, it has the minimum necessary functions. The clock face and analog clock can be moved with your finger. By pressing buttons such as "1X" and "2X", you can adjust the size of the letters. The analog clock can also be enlarged or reduced with two fingers. You can also switch between 12-hour and 24-hour displays. Touching a clock character or the analog clock switches to the setting mode. In setting mode, the date can be changed to various formats by touching it. In addition, a time signal can be sounded at 0 minutes of every hour, and there are 78 different tones to choose from. The screen can be rotated horizontally and vertically. The background color can be selected from 10 different colors. It is also possible to choose between a digital clock and an analog clock.
Screenshots
Verdict
The clearest difference is review sentiment: Ops Clock at 100% against Minimum Clock's 0%. Ops Clock also leads on in-app purchases (none vs 1) and ads (none vs shown). Minimum Clock's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (12.0 vs 15.0). On price 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. Minimum Clock sells 1 one-off in-app purchase. Ops Clock asks for nothing beyond the download.
Ops Clock holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews point the same way: 100% of Ops Clock's written reviews are positive against 0% of Minimum Clock's.
Ops Clock ships an update every 5 months, Minimum Clock every 3 weeks. The most recent releases landed on September 28, 2026 and September 19, 2026 respectively.
| Parameter | Ops Clock | Minimum Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (11 ratings) — better | 4.3 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 11 — better | 3 |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | James Kretchmar | Mihoko Araki |
Customer experience
Ops Clock
Minimum Clock
In-app purchases
Ops Clock
No in-app purchases
Minimum Clock
- Minimum Clock with no ads$1.99
Questions
Is Ops Clock free?
Is Minimum Clock free?
Which has better reviews, Ops Clock or Minimum Clock?
Do Ops Clock or Minimum Clock have ads?
Which is updated more often, Ops Clock or Minimum Clock?
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