# Desktop Flip Clock vs iSOS App

The clearest difference is review sentiment: Desktop Flip Clock at 74% against iSOS App's 0%. Desktop Flip Clock also leads on rating (4.6 vs 2.3) and ratings volume (191 vs 3). iSOS App's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

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

Desktop Flip Clock holds the better App Store score, 4.6 against 2.3. That said, the two scores are not equally well evidenced: Desktop Flip Clock has 191 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 74% of Desktop Flip Clock's written reviews are positive against 0% of iSOS App's.

Desktop Flip Clock ships an update monthly, iSOS App every 3 weeks. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Desktop Flip Clock | iSOS App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (191 ratings)](https://appshunter.io/ios/app/desktop-flip-clock/id1508827020/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/isos-app/id1567187705/reviews) |
| Number of ratings | **191** | 3 |
| Positive reviews | **74.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 53 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [CHENGDU MIAOZHI TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1465440799) | [Garth Dahl](https://appshunter.io/developer/1497944634) |

## What reviewers say

### Desktop Flip Clock

[App page](https://appshunter.io/ios/app/desktop-flip-clock/id1508827020)

This app offers a classic desktop clock experience for your iPhone, featuring time reporting with voice announcements, world time zones, customizable alarms, and visually appealing themes. It includes helpful features like Picture in Picture and burn-in protection for extended use.

**Highlights:** Hourly voice time announcements, World time zone support, Repeat alarms, Multiple clock themes, Picture in Picture mode, Burn-in protection

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $7.99 | one-time |


### iSOS App

[App page](https://appshunter.io/ios/app/isos-app/id1567187705)

This emergency alert app helps you reach out to pre-selected contacts with a custom message and your current location when you are in danger or need assistance. It offers nine distinct emergency options for various situations, all accessible through a user-friendly interface.

**Highlights:** Nine emergency options, Customizable emergency messages, Automatic calls and SMS alerts, Real-time location sharing, User-friendly interface, No advertisements

**In-app purchases:** none


## Frequently asked questions

### Is Desktop Flip Clock free?

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

### Is iSOS App free?

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

### Which has better reviews, Desktop Flip Clock or iSOS App?

Desktop Flip Clock is rated higher. Desktop Flip Clock averages 4.6 out of 5 from 191 ratings, while iSOS App averages 2.3 from 3 ratings.

### Do Desktop Flip Clock or iSOS App have ads?

Neither Desktop Flip Clock nor iSOS App shows ads.

### Which is updated more often, Desktop Flip Clock or iSOS App?

Desktop Flip Clock ships an update monthly, and iSOS App every 3 weeks. Most recently, Desktop Flip Clock was updated on October 18, 2026 and iSOS App on October 20, 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.*