AClock vs Gradation Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AClock
This minimalist clock app offers a variety of display styles, including page-turning and classic digital. It includes a stopwatch, countdown timer, and Pomodoro timer, with customizable colors, fonts, and motivational slogans. The app also features a night mode for eye protection and is designed for extreme power saving.
- Page turning and classic digital clock displays
- Built-in stopwatch and countdown timer
- Pomodoro timer functionality
- Countdown to specific dates
- Customizable font, color, and background
- Night mode for eye protection
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AClock is a fully functional, minimalist design, extreme power saving, lightweight and efficient clock app. special function: 1. Switch between page turning clock and classic digital clock as you like 2. Built-in convenient stopwatch, countdown, Pomodoro 3. Display of countdown days and anniversaries to create your own personalized clock 4. Customize the font color and size, and customize the background color 5. Customize your inspirational slogan to encourage your dedicated self~ 6. Date, second, motivational slogan, custom display 7. Support night mode, more eye protection 8. Support 12-hour system and 24-hour system 9. Extremely power saving, all-round optimization, escort the power 10. Countdown to the exam
Gradation Clock
This app provides a simple clock with a customizable background that changes with time, designed to support remote work. It offers both 24-hour and 12-hour display options.
- Time-changing background
- Single color background option
- 24-hour display
- 12-hour display
- Supports remote work
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# Simple Clock App We support your Work From Home. The gradation of the clock background encourages you. Features - Can be set to a single color background. (changes with time) - 24-hour and 12-hour displays are available.
Screenshots
Verdict
The clearest difference is rating: Gradation Clock at 5.0 against AClock's 4.4. Gradation Clock also leads on ads (none vs shown) and monetization model (free vs ad-supported). AClock's advantage is update cadence (every 2 months vs every 16 months) and ratings volume (55 vs 1). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Gradation Clock holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: AClock has 55 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 89% of AClock's written reviews are positive against 100% of Gradation Clock's.
AClock ships an update every 2 months, Gradation Clock every 16 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | AClock | Gradation Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (55 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 89.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 55 — better | 1 |
| Update frequency | Every 2 months — better | Every 16 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Zhengzhou Sibo Intelligent Technology Co., Ltd. | Yoshio Tsukuda |
Customer experience
AClock
Gradation Clock
In-app purchases
AClock
No in-app purchases
Gradation Clock
No in-app purchases
