# Hydra Trainer vs Polizei Einstellungstest

The clearest difference is update cadence: Hydra Trainer at every 8 days against Polizei Einstellungstest's every 2 weeks. Polizei Einstellungstest's advantage is iOS requirement (15.1 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Hydra Trainer sells 4 in-app purchases, starting at $17.99 per month and Polizei Einstellungstest sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Hydra Trainer ships an update every 8 days, Polizei Einstellungstest every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hydra Trainer | Polizei Einstellungstest |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 52 MB | 78 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Midnite Compile GmbH](https://appshunter.io/developer/1850145762) | [Vico Wilczynski](https://appshunter.io/developer/1849252436) |

## What reviewers say

### Hydra Trainer

[App page](https://appshunter.io/ios/app/hydra-trainer/id6754796903)

This app offers targeted cognitive training for demanding selection processes, including police, special forces, and leadership courses. It features a variety of exercises to improve logical thinking, pattern recognition, memory, and attention, with adaptive difficulty and progress tracking.

**Highlights:** Number sequences and equations, Matrix and pattern recognition, Anagrams and word finding, Pauli-style arithmetic tests, Folding template test, Occluded motion test, Memory test, Stroop, d-Test & Form Focus Test

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hydra Pro - 1 Month | $17.99 | per month |
| Hydra Pro – 6 Months | $19.99 | per 6 months |
| Hydra Pro - 1 Year | $44.99 | per year |
| Hydra Pro - Lifetime | $79.99 | one-time |


### Polizei Einstellungstest

[App page](https://appshunter.io/ios/app/polizei-einstellungstest/id6757548541)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weiteres Bundesland | $11.99 | one-time |
| Vollversion | $17.99 | one-time |
| Vollversion | $22.99 | one-time |


## Frequently asked questions

### Is Hydra Trainer free?

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

### Is Polizei Einstellungstest free?

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

### Do Hydra Trainer or Polizei Einstellungstest have ads?

Neither Hydra Trainer nor Polizei Einstellungstest shows ads.

### Which is updated more often, Hydra Trainer or Polizei Einstellungstest?

Hydra Trainer ships an update every 8 days, and Polizei Einstellungstest every 2 weeks. Most recently, Hydra Trainer was updated on October 24, 2026 and Polizei Einstellungstest on October 25, 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.*