# Orastra vs CHIEFMATE

The clearest difference is in-app purchases: Orastra at none against CHIEFMATE's 2. Orastra also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. CHIEFMATE sells 2 in-app purchases, starting at $49.00 per month. Orastra asks for nothing beyond the download.

## The numbers

| Metric | Orastra | CHIEFMATE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 27 MB | 3 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ABDULLAH CAGRI TAS](https://appshunter.io/developer/1864244623) | [STEM Maritime Systems LLC](https://appshunter.io/developer/6796434329) |

## What reviewers say

### Orastra

[App page](https://appshunter.io/ios/app/orastra/id6760255995)

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

**In-app purchases:** none


### CHIEFMATE

[App page](https://appshunter.io/ios/app/chiefmate-marine-navigation/id6796434327)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watch Officer | $49.00 | per month |
| Master | $89.00 | per month |


## Frequently asked questions

### Is Orastra free?

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

### Is CHIEFMATE free?

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

### Do Orastra or CHIEFMATE have ads?

Neither Orastra nor CHIEFMATE 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.*