# BIDMASter vs Marine engineering Operational

The clearest difference is price: BIDMASter at Free against Marine engineering Operational's $6.99. Marine engineering Operational's advantage is iOS requirement (10.0 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

BIDMASter is free to download; Marine engineering Operational costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | BIDMASter | Marine engineering Operational |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 2 MB | 16 MB |
| Requires iOS | 15.5 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Philip Hazelwood](https://appshunter.io/developer/1626264984) | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) |

## What reviewers say

### BIDMASter

[App page](https://appshunter.io/ios/app/bidmaster/id1634432607)

**In-app purchases:** none


### Marine engineering Operational

[App page](https://appshunter.io/ios/app/marine-engineering-operational/id6468486619)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BIDMASter free?

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

### Is Marine engineering Operational free?

Marine engineering Operational costs $6.99, with no in-app purchases.

### Do BIDMASter or Marine engineering Operational have ads?

Neither BIDMASter nor Marine engineering Operational shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*