# AeroUTM vs Fullscreen Clock

The clearest difference is price: Fullscreen Clock at Free against AeroUTM's $0.99. Fullscreen Clock also leads on update cadence (every 9 days vs every 5 months) and iOS requirement (15.0 vs 17.0). AeroUTM's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Fullscreen Clock is free to download; AeroUTM costs $0.99 up front. Fullscreen Clock sells 1 one-off in-app purchase. AeroUTM asks for nothing beyond the download.

AeroUTM ships an update every 5 months, Fullscreen Clock every 9 days. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AeroUTM | Fullscreen Clock |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/fullscreen-clock-flip-and-focus/id1403700342/reviews)** |
| Number of ratings | — | **2.2K** |
| Positive reviews | — | 76.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 18 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MSProgramming](https://appshunter.io/developer/524666921) | [Shenzhen Gude Aipu Technology Co., Ltd](https://appshunter.io/developer/1896411340) |

## What reviewers say

### AeroUTM

[App page](https://appshunter.io/ios/app/aeroutm/id1280445331)

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

**In-app purchases:** none


### Fullscreen Clock

[App page](https://appshunter.io/ios/app/fullscreen-clock-flip-and-focus/id1403700342)

Transform your device into a stylish flip clock that doubles as a productivity tool. Enhance your workspace with aesthetic widgets and utilize the integrated focus timer for improved concentration during study or work sessions.

**Highlights:** Iconic flip clock animation, Deep focus timer (Pomodoro/custom), Stunning home screen widgets, Elegant and minimalist interface, Extensive customization options, Versatile timers and stopwatch, Floating clock for iPadOS

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $2.99 | one-time |

**What reviewers like**

- 🚀 Efficient
- 👍 Simple and useful
- 👍 Great tool
- 👍 Excellent app
- 👍 Awesome clock

**What reviewers complain about**

- 🐛 Ads disrupt usage
- 🐛 Buggy widget
- 🔋 Drains battery
- 👎 Hard to exit
- 👎 Annoying ads

**Reported bugs**

- Widget doesn't adjust for DST
- Clock resets when exiting app
- Hangs up on some devices
- Ads cover the clock

**Requested features**

- Add color customization
- Integrate date display
- Add 12-hour time format with AM/PM
- Improve countdown timer functionality
- Add stopwatch widget


## Frequently asked questions

### Is AeroUTM free?

AeroUTM costs $0.99, with no in-app purchases.

### Is Fullscreen Clock free?

Fullscreen Clock is free to download, with in-app purchases available.

### Do AeroUTM or Fullscreen Clock have ads?

Fullscreen Clock shows ads; AeroUTM does not.

### Which is updated more often, AeroUTM or Fullscreen Clock?

AeroUTM ships an update every 5 months, and Fullscreen Clock every 9 days. Most recently, AeroUTM was updated on October 12, 2026 and Fullscreen Clock on October 25, 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.*