# 1st vs CalypsoSailing

1st and CalypsoSailing are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 1st | CalypsoSailing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/1st-mate/id1446444330/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 124 MB | 25 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mercury Marine LLC](https://appshunter.io/developer/1777822540) | [Calypso Instruments](https://appshunter.io/developer/928168289) |

## What reviewers say

### 1st

[App page](https://appshunter.io/ios/app/1st-mate/id1446444330)

Control your boat's engine and security features remotely. Receive man overboard alerts and manage access for others. Enhances safety and security for boaters.

**Highlights:** Theft Deterrent control, Man Over Board alerts, Time-limited access granting, Proximity-based engine disabling, Emergency contact notifications

**Features:** Vision Pro support

**In-app purchases:** none


### CalypsoSailing

[App page](https://appshunter.io/ios/app/calypsosailing/id6801571633)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1st free?

1st is free to download, with no in-app purchases.

### Is CalypsoSailing free?

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

### Do 1st or CalypsoSailing have ads?

Neither 1st nor CalypsoSailing 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.*