# Beat Length Calculator

> Dinghy sailing beat length calculator based on course, wind, and target time. (iPhone/iPad app by Egor Leonenko.)

- Source: https://appshunter.io/ios/app/beat-length-calculator/id1635014077 (this page in markdown: same URL + `.md`)
- Developer: [Egor Leonenko](https://appshunter.io/developer/1492557180)
- Category: Sports, Utilities
- Price: Free
- Rating: 4.00/5 from 1 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 85 MB
- Languages: English
- Released: 2022-09-17
- Data updated: 2026-08-12
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/beat-length-calculator/id1635014077/reviews.md

## What is Beat Length Calculator?

Quick & easy calculation of a beat length for many dinghy classes based on course layout, wind speed and target time.

Based on data collected by David Campbell-James (https://www.rya.org.uk/racing/running-racing/speed-charts) and other sources (https://starttimerapp.com/beatlength#sources)

## Key features

- Dinghy class beat length calculation
- Course layout input
- Wind speed integration
- Target time setting
- Data-driven accuracy

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/beat-length-calculator/id1635014077/reviews.md

### 5/5 — Great App for Race Officers

*2026-07-17, version 1.4.1*

Use this app a lot for small, and large, dinghy championships. Frighteningly accurate to hit the target time of the race!

### 5/5 — Accurate and easy to use.

*2025-06-02, version 1.3.6*

Great App which I have used many times. Just used for Europe class and using ILCA 6 as similar PY. Target times generally accurate to better than 5% for lead boat.

### 5/5 — Excellent App

*2022-10-03, version 1.0*

Used the app for the 1st time this weekend, its great.

Simple to use, and a great tool for race management.

Can thoroughly recommend.

Paul Kimmens, NRO

## Frequently asked questions about Beat Length Calculator

### What is Beat Length Calculator used for?

Beat Length Calculator helps you quickly determine the optimal beat length for dinghy sailing races. It considers factors like course layout, wind speed, and your target race time to provide accurate calculations.

### What data sources does Beat Length Calculator use?

The app is based on data collected by David Campbell-James, a recognized expert, and other sources like starttimerapp.com, ensuring reliable and expert-backed calculations for your races.

### Is Beat Length Calculator available on Android?

Currently, Beat Length Calculator is available for iOS devices, including iPhone and iPad. There is no official Android version mentioned in the provided data.

### How often is Beat Length Calculator updated?

The app was last updated on March 26, 2026, indicating a recent update. The developer, Egor Leonenko, has released version 1.3.8, suggesting ongoing support and potential improvements.

### What is the age rating for Beat Length Calculator?

Beat Length Calculator has an age rating of 4+, making it suitable for a wide range of users, including younger individuals interested in sailing.

### Does Beat Length Calculator have ads?

No, Beat Length Calculator does not contain advertisements. It is a free application that provides its features without interruption from ads.

### What is the user rating for Beat Length Calculator?

Beat Length Calculator has a rating of 4.0 stars based on one review. This indicates a generally positive reception from its users.

### Can Beat Length Calculator be used for different dinghy classes?

Yes, the app is designed to calculate beat lengths for many different dinghy classes, offering versatility for various racing scenarios.

## Version history (last 5 releases)

### 1.4.1 — 2026-05-22

- UI Improvements
- Separate speed units

### 1.3.9 — 2026-04-08

- Fixed crash after deleting the last calculation

### 1.3.8 — 2026-03-26

- Improved support for iOS 26

### 1.3.7 — 2025-12-31

- Added Reference point selection for Triangular course with Mid Start/Finish

### 1.3.6 — 2025-04-12

- Added Middle Start/Finish in W/L course
- Added Triangle first or last option for reaching finish version of Triangular courser

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## More apps by Egor Leonenko

- [Voice Sail Start Timer](https://appshunter.io/ios/app/voice-sail-start-timer/id1492557181)

All apps by Egor Leonenko: https://appshunter.io/developer/1492557180

## Related topics

[racing calculator](https://appshunter.io/ios/topics/racing-calculator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-12.*