# IDFA Checker byNSDev vs IDFAチェッカー：Best ADID

The clearest difference is ads: IDFAチェッカー：Best ADID at none against IDFA Checker byNSDev's shown. IDFAチェッカー：Best ADID also leads on iOS requirement (13.0 vs 15.6). 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.

## The numbers

| Metric | IDFA Checker byNSDev | IDFAチェッカー：Best ADID |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Monetization | Ad-supported | — |
| Size | 3 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [Now Topic LLC](https://appshunter.io/developer/1738349180) |

## What reviewers say

### IDFA Checker byNSDev

[App page](https://appshunter.io/ios/app/idfa-checker-bynsdev/id6740688373)

Easily view and copy your device's Identifier for Advertisers (IDFA). This tool is useful for developers registering test devices for advertising platforms like AdMob.

**Highlights:** View IDFA, Copy IDFA to clipboard, Share IDFA, Test device registration aid, AdMob integration support

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

**In-app purchases:** none


### IDFAチェッカー：Best ADID

[App page](https://appshunter.io/ios/app/idfabest-adid/id6789024601)

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

**In-app purchases:** none


## Frequently asked questions

### Is IDFA Checker byNSDev free?

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

### Is IDFAチェッカー：Best ADID free?

IDFAチェッカー：Best ADID is free to download, with no in-app purchases.

### Do IDFA Checker byNSDev or IDFAチェッカー：Best ADID have ads?

IDFA Checker byNSDev shows ads; IDFAチェッカー：Best ADID does not.

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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.*