# Prozubi vs Studieninstitut

The clearest difference is update cadence: Prozubi at every 3 weeks against Studieninstitut's every 2 months. 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.

Prozubi ships an update every 3 weeks, Studieninstitut every 2 months. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Prozubi | Studieninstitut |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 228 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prozubi GmbH](https://appshunter.io/developer/1670384865) | [istis Informations Systeme GmbH](https://appshunter.io/developer/1036932613) |

## What reviewers say

### Prozubi

[App page](https://appshunter.io/ios/app/prozubi/id1670384863)

This app offers hundreds of learning videos and thousands of practice questions to support vocational school students and prepare them for IHK final exams. It aligns with strict IHK guidelines and existing exam formats to focus on essential exam content.

**Highlights:** Hundreds of learning videos, Thousands of practice questions, IHK exam preparation, Aligns with IHK guidelines, Free trial available

**In-app purchases:** none


### Studieninstitut

[App page](https://appshunter.io/ios/app/studieninstitut/id6443877210)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prozubi free?

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

### Is Studieninstitut free?

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

### Do Prozubi or Studieninstitut have ads?

Neither Prozubi nor Studieninstitut shows ads.

### Which is updated more often, Prozubi or Studieninstitut?

Prozubi ships an update every 3 weeks, and Studieninstitut every 2 months. Most recently, Prozubi was updated on October 5, 2026 and Studieninstitut on October 12, 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.*