# KeyNest vs API Matrix

The clearest difference is in-app purchases: API Matrix at none against KeyNest's 1. API Matrix also leads on update cadence (every 5 days vs fortnightly). KeyNest's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. KeyNest sells 1 one-off in-app purchase. API Matrix asks for nothing beyond the download.

KeyNest ships an update fortnightly, API Matrix every 5 days. The most recent releases landed on September 29, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | KeyNest | API Matrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 5 MB | 50 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [晨阳 段](https://appshunter.io/developer/1791560858) | [Chi Hin Lio](https://appshunter.io/developer/1896516878) |

## What reviewers say

### KeyNest

[App page](https://appshunter.io/ios/app/keynest-ai-api-key-manager/id6779501183)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeyNest Pro | $1.99 | one-time |


### API Matrix

[App page](https://appshunter.io/ios/app/api-matrix/id6779679646)

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

**In-app purchases:** none


## Frequently asked questions

### Is KeyNest free?

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

### Is API Matrix free?

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

### Do KeyNest or API Matrix have ads?

Neither KeyNest nor API Matrix shows ads.

### Which is updated more often, KeyNest or API Matrix?

KeyNest ships an update fortnightly, and API Matrix every 5 days. Most recently, KeyNest was updated on September 29, 2026 and API Matrix on September 23, 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.*