# AnemoTracker vs Digital Match Book

The clearest difference is device support: AnemoTracker at 3 against Digital Match Book's 1. AnemoTracker also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AnemoTracker | Digital Match Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (18 ratings)](https://appshunter.io/ios/app/anemotracker/id928168290/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 17.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 74 MB | 7 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Calypso Instruments](https://appshunter.io/developer/928168289) | [CASEY ROBERT KLEINMAN](https://appshunter.io/developer/1892047790) |

## What reviewers say

### AnemoTracker

[App page](https://appshunter.io/ios/app/anemotracker/id928168290)

This app connects to a Bluetooth anemometer to display true and apparent wind data on your smartphone. It allows users to save their sailing or wind sports tracks with integrated wind measurements. Continued GPS use may impact battery life.

**Highlights:** Bluetooth anemometer connection, True Wind display, Apparent Wind display, Track saving with wind data, GPS integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Match Book

[App page](https://appshunter.io/ios/app/digital-match-book/id6761914943)

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

**In-app purchases:** none


## Frequently asked questions

### Is AnemoTracker free?

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

### Is Digital Match Book free?

Digital Match Book is free to download, with no in-app purchases.

### Do AnemoTracker or Digital Match Book have ads?

Neither AnemoTracker nor Digital Match Book shows ads.

### Which is updated more often, AnemoTracker or Digital Match Book?

AnemoTracker ships an update every 3 weeks, and Digital Match Book every 3 weeks. Most recently, AnemoTracker was updated on October 20, 2026 and Digital Match Book on October 25, 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.*