# SOTIF Learning vs German B2 Exam Prep

The clearest difference is ads: SOTIF Learning at none against German B2 Exam Prep's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. SOTIF Learning sells 9 one-off in-app purchases and German B2 Exam Prep sells 4 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SOTIF Learning ships an update weekly, German B2 Exam Prep every 9 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SOTIF Learning | German B2 Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Size | 4 MB | 142 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SafeLine Solutions GmbH](https://appshunter.io/developer/1793529610) | [Amrendu Kumar](https://appshunter.io/developer/1853012155) |

## What reviewers say

### SOTIF Learning

[App page](https://appshunter.io/ios/app/sotif-learning/id6741197942)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SOTIF01 - Module & Lesson #3 | $6.99 | one-time |
| SOTIF02 - Module & Lesson #4 | $6.99 | one-time |
| SOTIF05 - Module & Lesson #7 | $6.99 | one-time |
| SOTIF03 - Module & Lesson #5 | $6.99 | one-time |
| SOTIF04 - Module & Lesson #6 | $6.99 | one-time |
| SOTIF07 - Module & Lesson #9 | $6.99 | one-time |
| SOTIF06 - Module & Lesson #8 | $6.99 | one-time |
| SOTIF08 - Module & Lesson #10 | $6.99 | one-time |
| SOTIF All Modules (3-10) | $44.99 | one-time |


### German B2 Exam Prep

[App page](https://appshunter.io/ios/app/german-b2-exam-prep-telc/id6772750282)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $8.99 | per 7 days |
| Premium Monthly | $22.99 | per month |
| Premium Lifetime | $49.99 | per 3 months |
| Premium Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is SOTIF Learning free?

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

### Is German B2 Exam Prep free?

German B2 Exam Prep is free to download, with in-app purchases available.

### Do SOTIF Learning or German B2 Exam Prep have ads?

German B2 Exam Prep shows ads; SOTIF Learning does not.

### Which is updated more often, SOTIF Learning or German B2 Exam Prep?

SOTIF Learning ships an update weekly, and German B2 Exam Prep every 9 days. Most recently, SOTIF Learning was updated on October 7, 2026 and German B2 Exam Prep on October 6, 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.*