# POLIS 91.1 vs 905 ROCK

The clearest difference is iOS requirement: POLIS 91.1 at 12.0 against 905 ROCK's 15.1. 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.

## The numbers

| Metric | POLIS 91.1 | 905 ROCK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Size | 30 MB | 43 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ioannis Ntentopoulos](https://appshunter.io/developer/1536645888) | [OnWeb Systems](https://appshunter.io/developer/482533963) |

## What reviewers say

### POLIS 91.1

[App page](https://appshunter.io/ios/app/polis-911/id6450722141)

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

**In-app purchases:** none


### 905 ROCK

[App page](https://appshunter.io/ios/app/905-rock/id6740345506)

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

**In-app purchases:** none


## Frequently asked questions

### Is POLIS 91.1 free?

POLIS 91.1 is free to download, with no in-app purchases.

### Is 905 ROCK free?

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

### Do POLIS 91.1 or 905 ROCK have ads?

Neither POLIS 91.1 nor 905 ROCK shows ads.

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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.*