# AClock vs Gradation Clock

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.

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.

## The numbers

| Metric | AClock | Gradation Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (55 ratings)](https://appshunter.io/ios/app/aclock-pomodoro-and-timer/id1502827492/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gradation-clock/id1521020137/reviews)** |
| Number of ratings | **55** | 1 |
| Positive reviews | 89.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 16 months |
| Monetization | Ad-supported | **Free** |
| Size | 9 MB | 11 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhengzhou Sibo Intelligent Technology Co., Ltd.](https://appshunter.io/developer/803144645) | [Yoshio Tsukuda](https://appshunter.io/developer/1503692296) |

## What reviewers say

### AClock

[App page](https://appshunter.io/ios/app/aclock-pomodoro-and-timer/id1502827492)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Gradation Clock

[App page](https://appshunter.io/ios/app/gradation-clock/id1521020137)

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.

**Highlights:** Time-changing background, Single color background option, 24-hour display, 12-hour display, Supports remote work

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AClock free?

AClock is free to download, with no in-app purchases.

### Is Gradation Clock free?

Gradation Clock is free to download, with no in-app purchases.

### Which has better reviews, AClock or Gradation Clock?

Gradation Clock is rated higher. AClock averages 4.4 out of 5 from 55 ratings, while Gradation Clock averages 5.0 from 1 ratings.

### Do AClock or Gradation Clock have ads?

AClock shows ads; Gradation Clock does not.

### Which is updated more often, AClock or Gradation Clock?

AClock ships an update every 2 months, and Gradation Clock every 16 months. Most recently, AClock was updated on October 24, 2026 and Gradation Clock on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*