# ReqLab vs API Matrix

The clearest difference is in-app purchases: API Matrix at none against ReqLab's 1. ReqLab's advantage is update cadence (every 2 days vs every 5 days). On price, ads, device support and iOS requirement there is nothing between them.

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

ReqLab ships an update every 2 days, API Matrix every 5 days. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ReqLab | API Matrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 3 MB | 50 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marcin Denisiewicz](https://appshunter.io/developer/1886955291) | [Chi Hin Lio](https://appshunter.io/developer/1896516878) |

## What reviewers say

### ReqLab

[App page](https://appshunter.io/ios/app/reqlab/id6760946486)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $4.99 | 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 ReqLab free?

ReqLab 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 ReqLab or API Matrix have ads?

Neither ReqLab nor API Matrix shows ads.

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

ReqLab ships an update every 2 days, and API Matrix every 5 days. Most recently, ReqLab was updated on September 22, 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.*