# IDFA Checker byNSDev vs StoneOSC

The clearest difference is price: IDFA Checker byNSDev at Free against StoneOSC's $2.99. IDFA Checker byNSDev also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.2). StoneOSC's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

IDFA Checker byNSDev is free to download; StoneOSC costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | IDFA Checker byNSDev | StoneOSC |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Daily |
| Monetization | Ad-supported | — |
| Size | 3 MB | 1 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [takuro yamakawa](https://appshunter.io/developer/1799363865) |

## 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


### StoneOSC

[App page](https://appshunter.io/ios/app/stoneosc/id6742687441)

**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 StoneOSC free?

StoneOSC costs $2.99, with no in-app purchases.

### Do IDFA Checker byNSDev or StoneOSC have ads?

IDFA Checker byNSDev shows ads; StoneOSC 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.*