# Boat Units vs LocationBook

The clearest difference is in-app purchases: Boat Units at none against LocationBook's 2. Boat Units also leads on update cadence (every 3 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LocationBook sells 2 in-app purchases, starting at $1.99 per month. Boat Units asks for nothing beyond the download.

Boat Units ships an update every 3 days, LocationBook every 5 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Boat Units | LocationBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Size | 7 MB | 3 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Johansson](https://appshunter.io/developer/1659201231) | [TROTHMATRIX](https://appshunter.io/developer/1451285427) |

## What reviewers say

### Boat Units

[App page](https://appshunter.io/ios/app/boat-units/id1659201229)

**Features:** macOS Compatibility

**In-app purchases:** none


### LocationBook

[App page](https://appshunter.io/ios/app/locationbook-gps-coordinates/id6747671509)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Membership | $1.99 | per month |
| Lifetime Premium Membership | $9.99 | one-time |


## Frequently asked questions

### Is Boat Units free?

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

### Is LocationBook free?

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

### Do Boat Units or LocationBook have ads?

Neither Boat Units nor LocationBook shows ads.

### Which is updated more often, Boat Units or LocationBook?

Boat Units ships an update every 3 days, and LocationBook every 5 weeks. Most recently, Boat Units was updated on October 25, 2026 and LocationBook on October 27, 2026.

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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.*