# F4 Service vs LightAura Clock：Desktop Clock

The clearest difference is in-app purchases: F4 Service at none against LightAura Clock：Desktop Clock's 3. F4 Service also leads on iOS requirement (13.4 vs 17). LightAura Clock：Desktop Clock's advantage is update cadence (every 3 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. LightAura Clock：Desktop Clock sells 3 in-app purchases, starting at $0.99 per 7 days. F4 Service asks for nothing beyond the download.

F4 Service ships an update every 6 weeks, LightAura Clock：Desktop Clock every 3 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | F4 Service | LightAura Clock：Desktop Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lightaura-clockdesktop-clock/id6749935477/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Size | 28 MB | 80 MB |
| Requires iOS | **13.4** | 17 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Essa Dakhil Allah Al Marwani Trading Co. LLC(F4 Service)](https://appshunter.io/developer/1747923460) | [瑞 吴](https://appshunter.io/developer/1788248445) |

## What reviewers say

### F4 Service

[App page](https://appshunter.io/ios/app/f4-service/id6503069447)

**Features:** macOS Compatibility

**In-app purchases:** none


### LightAura Clock：Desktop Clock

[App page](https://appshunter.io/ios/app/lightaura-clockdesktop-clock/id6749935477)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LightAura Weekly | $0.99 | per 7 days |
| LightAura Yearly | $5.99 | per year |
| LightAura Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is F4 Service free?

F4 Service is free to download, with no in-app purchases.

### Is LightAura Clock：Desktop Clock free?

LightAura Clock：Desktop Clock is free to download, with in-app purchases available.

### Do F4 Service or LightAura Clock：Desktop Clock have ads?

Neither F4 Service nor LightAura Clock：Desktop Clock shows ads.

### Which is updated more often, F4 Service or LightAura Clock：Desktop Clock?

F4 Service ships an update every 6 weeks, and LightAura Clock：Desktop Clock every 3 days. Most recently, F4 Service was updated on October 11, 2026 and LightAura Clock：Desktop Clock on October 24, 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.*