# Key Genius vs Razorbill

The clearest difference is update cadence: Razorbill at every 2 days against Key Genius's every 3 months. Key Genius's advantage is iOS requirement (10.0 vs 16.4). On price, ads, 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.

Key Genius ships an update every 3 months, Razorbill every 2 days. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Key Genius | Razorbill |
| --- | --- | --- |
| 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 days** |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 47 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Autel Intelligent Technology Co., Ltd.](https://appshunter.io/developer/770747094) | [ShedCard](https://appshunter.io/developer/1230135756) |

## 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


### Razorbill

[App page](https://appshunter.io/ios/app/razorbill/id6804854263)

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

**In-app purchases:** none


## Frequently asked questions

### Is Key Genius free?

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

### Is Razorbill free?

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

### Do Key Genius or Razorbill have ads?

Neither Key Genius nor Razorbill shows ads.

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

Key Genius ships an update every 3 months, and Razorbill every 2 days. Most recently, Key Genius was updated on October 11, 2026 and Razorbill on October 10, 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.*