# IDFA Reader vs Cosinuss° Lab App

The clearest difference is ads: Cosinuss° Lab App at none against IDFA Reader's shown. Cosinuss° Lab App also leads on update cadence (every 4 months vs every 21 months). IDFA Reader's advantage is iOS requirement (11.0 vs 15.6). On price, 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.

IDFA Reader ships an update every 21 months, Cosinuss° Lab App every 4 months. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | IDFA Reader | Cosinuss° Lab App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 21 months | **Every 4 months** |
| Size | 23 MB | 32 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [矾建 孔](https://appshunter.io/developer/1481446695) | [Cosinuss](https://appshunter.io/developer/1049819520) |

## What reviewers say

### IDFA Reader

[App page](https://appshunter.io/ios/app/idfa-reader/id1607539208)

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

**In-app purchases:** none


### Cosinuss° Lab App

[App page](https://appshunter.io/ios/app/cosinuss-lab-app/id6447358725)

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

**In-app purchases:** none


## Frequently asked questions

### Is IDFA Reader free?

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

### Is Cosinuss° Lab App free?

Cosinuss° Lab App is free to download, with no in-app purchases.

### Do IDFA Reader or Cosinuss° Lab App have ads?

IDFA Reader shows ads; Cosinuss° Lab App does not.

### Which is updated more often, IDFA Reader or Cosinuss° Lab App?

IDFA Reader ships an update every 21 months, and Cosinuss° Lab App every 4 months. Most recently, IDFA Reader was updated on September 8, 2026 and Cosinuss° Lab App on September 24, 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.*