# QR Spy vs ELMCheck

The clearest difference is in-app purchases: QR Spy at none against ELMCheck's 1. ELMCheck's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. ELMCheck sells 1 one-off in-app purchase. QR Spy asks for nothing beyond the download.

## The numbers

| Metric | QR Spy | ELMCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/elmcheck/id6479630442/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 14 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Miroslav Kocanek](https://appshunter.io/developer/1135543526) | [Fearless design, LLC](https://appshunter.io/developer/321056993) |

## What reviewers say

### QR Spy

[App page](https://appshunter.io/ios/app/qr-spy/id6477791828)

**Features:** macOS Compatibility

**In-app purchases:** none


### ELMCheck

[App page](https://appshunter.io/ios/app/elmcheck/id6479630442)

Verify the authenticity and functionality of your OBD-II scanner. This app runs comprehensive tests on ELM327 commands to report supported features, ensuring safe and reliable use with your vehicle.

**Highlights:** Authenticity testing for OBD-II scanners, Comprehensive ELM327 command test suite, Reports actual supported features, Ensures safe scanner usage, Basic tests are free, Unlock full suite with in-app purchase

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Comprehensive testing | $2.99 | one-time |


## Frequently asked questions

### Is QR Spy free?

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

### Is ELMCheck free?

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

### Do QR Spy or ELMCheck have ads?

Neither QR Spy nor ELMCheck 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.*