# TrajectPro vs Sea Velocity

The clearest difference is device support: TrajectPro at 3 against Sea Velocity's 1. TrajectPro also leads on iOS requirement (8.0 vs 17.0). On price, ads and in-app purchases 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 | TrajectPro | Sea Velocity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 50 MB | 5 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ProApps BVBA](https://appshunter.io/developer/523422684) | [Jonas Hedberg](https://appshunter.io/developer/6797882148) |

## What reviewers say

### TrajectPro

[App page](https://appshunter.io/ios/app/trajectpro/id1484564273)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sea Velocity

[App page](https://appshunter.io/ios/app/sea-velocity/id6797882146)

**In-app purchases:** none


## Frequently asked questions

### Is TrajectPro free?

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

### Is Sea Velocity free?

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

### Do TrajectPro or Sea Velocity have ads?

Neither TrajectPro nor Sea Velocity 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.*