# Level Devil vs Flip Clock

The clearest difference is in-app purchases: Level Devil at none against Flip Clock's 1. Level Devil also leads on iOS requirement (8.0 vs 17.0). Flip Clock's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Flip Clock sells 1 one-off in-app purchase. Level Devil asks for nothing beyond the download.

Level Devil ships an update every 4 months, Flip Clock monthly. The most recent releases landed on September 28, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Level Devil | Flip Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 56 MB | 3 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SensorTech, LLC](https://appshunter.io/developer/1107694407) | [磊 刘](https://appshunter.io/developer/1892400556) |

## What reviewers say

### Level Devil

[App page](https://appshunter.io/ios/app/level-devil/id1339780739)

**In-app purchases:** none


### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-timer-and-focus/id6767742797)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleClock Pro Edition | $2.99 | one-time |


## Frequently asked questions

### Is Level Devil free?

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

### Is Flip Clock free?

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

### Do Level Devil or Flip Clock have ads?

Neither Level Devil nor Flip Clock shows ads.

### Which is updated more often, Level Devil or Flip Clock?

Level Devil ships an update every 4 months, and Flip Clock monthly. Most recently, Level Devil was updated on September 28, 2026 and Flip Clock on September 30, 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.*