# Key Genius vs ezInstaller

The clearest difference is iOS requirement: Key Genius at 10.0 against ezInstaller's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Key Genius ships an update every 3 months, ezInstaller every 2 months. The most recent releases landed on August 31, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Key Genius | ezInstaller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (63 ratings)](https://appshunter.io/ios/app/key-genius/id1562850882/reviews)** | — |
| Number of ratings | **63** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 33 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Autel Intelligent Technology Co., Ltd.](https://appshunter.io/developer/770747094) | [Chongqing Streamax Information Technology Co., Ltd.](https://appshunter.io/developer/502446406) |

## What reviewers say

### Key Genius

[App page](https://appshunter.io/ios/app/key-genius/id1562850882)

Easily program new car keys at home using your smartphone. Compatible with thousands of vehicle models, this app guides you through the DIY installation process after receiving a pre-cut key.

**Highlights:** DIY car key pairing, Compatible with thousands of vehicles, Step-by-step phone instructions, Home installation, Pre-cut key delivery

**Features:** macOS Compatibility

**In-app purchases:** none


### ezInstaller

[App page](https://appshunter.io/ios/app/ezinstaller/id1576331557)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Key Genius free?

Key Genius is free to download, with no in-app purchases.

### Is ezInstaller free?

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

### Do Key Genius or ezInstaller have ads?

Neither Key Genius nor ezInstaller shows ads.

### Which is updated more often, Key Genius or ezInstaller?

Key Genius ships an update every 3 months, and ezInstaller every 2 months. Most recently, Key Genius was updated on August 31, 2026 and ezInstaller on September 18, 2026.

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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.*