# Domain Whois vs IDFA Viewer

The clearest difference is iOS requirement: Domain Whois at 12.0 against IDFA Viewer's 15.6. On price, ads, 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.

## The numbers

| Metric | Domain Whois | IDFA Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Size | 9 MB | 5 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ATS YAZILIM](https://appshunter.io/developer/495195477) | [翠芬 梁](https://appshunter.io/developer/1792659056) |

## What reviewers say

### Domain Whois

[App page](https://appshunter.io/ios/app/domain-whois/id6483939473)

**Features:** macOS Compatibility

**In-app purchases:** none


### IDFA Viewer

[App page](https://appshunter.io/ios/app/idfa-viewer-device-info-viewer/id6748586602)

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

**In-app purchases:** none


## Frequently asked questions

### Is Domain Whois free?

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

### Is IDFA Viewer free?

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

### Do Domain Whois or IDFA Viewer have ads?

Neither Domain Whois nor IDFA Viewer shows ads.

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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.*