# IDFA Checker byNSDev vs HTML Opener

The clearest difference is in-app purchases: IDFA Checker byNSDev at none against HTML Opener's 1. IDFA Checker byNSDev also leads on iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. HTML Opener sells 1 one-off in-app purchase. IDFA Checker byNSDev asks for nothing beyond the download.

## The numbers

| Metric | IDFA Checker byNSDev | HTML Opener |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/html-opener-web-code-runner/id6808631721/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 4 days |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 3 MB | 12 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [GASHIMA LAB](https://appshunter.io/developer/1857125368) |

## 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


### HTML Opener

[App page](https://appshunter.io/ios/app/html-opener-web-code-runner/id6808631721)

This app renders local HTML, CSS, and JavaScript files in a real browser on your iPhone and iPad. It allows you to test web prototypes and view interactive pages without needing a computer or local server. Easily open entire project folders and toggle between desktop and mobile views.

**Highlights:** Renders local HTML, CSS, JavaScript, Opens entire project folders, Desktop and mobile view toggle, Fullscreen mode for web apps, Quick switcher for recent projects, Auto-launch primary tool

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HTML Opener PRO | $4.99 | one-time |


## Frequently asked questions

### Is IDFA Checker byNSDev free?

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

### Is HTML Opener free?

HTML Opener is free to download, with in-app purchases available.

### Do IDFA Checker byNSDev or HTML Opener have ads?

Both IDFA Checker byNSDev and HTML Opener show 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.*