# Device IMEI vs ServerShelf

The clearest difference is ads: ServerShelf at none against Device IMEI's shown. ServerShelf also leads on update cadence (every 4 days vs every 5 weeks). Device IMEI's advantage is iOS requirement (13.0 vs 15.0). 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.

Device IMEI ships an update every 5 weeks, ServerShelf every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Device IMEI | ServerShelf |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Size | 56 MB | 23 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zain Iqbal](https://appshunter.io/developer/1837480331) | [Christof Müller](https://appshunter.io/developer/987990115) |

## What reviewers say

### Device IMEI

[App page](https://appshunter.io/ios/app/device-imei-network-unlock/id6759379949)

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

**In-app purchases:** none


### ServerShelf

[App page](https://appshunter.io/ios/app/servershelf/id6793245875)

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

**In-app purchases:** none


## Frequently asked questions

### Is Device IMEI free?

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

### Is ServerShelf free?

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

### Do Device IMEI or ServerShelf have ads?

Device IMEI shows ads; ServerShelf does not.

### Which is updated more often, Device IMEI or ServerShelf?

Device IMEI ships an update every 5 weeks, and ServerShelf every 4 days. Most recently, Device IMEI was updated on October 28, 2026 and ServerShelf on October 29, 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.*