# WindsUp vs KiteCalc

The clearest difference is update cadence: KiteCalc at every 3 weeks against WindsUp's every 17 months. WindsUp's advantage is device support (3 vs 1) and iOS requirement (18.6 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for WindsUp against 5.0 for KiteCalc. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

WindsUp ships an update every 17 months, KiteCalc every 3 weeks. Both last shipped on October 1, 2026.

## The numbers

| Metric | WindsUp | KiteCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/windsup/id1662024138/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/kitecalc/id6760378008/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 1 MB | 7 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Steven Sharpe](https://appshunter.io/developer/1547019547) | [Daniel Rodriguez](https://appshunter.io/developer/1041241732) |

## What reviewers say

### WindsUp

[App page](https://appshunter.io/ios/app/windsup/id1662024138)

This app helps windsurfers and kiteboarders choose the right equipment. It suggests sail area and board volume based on rider weight, wind speed, and board style. The updated version offers a unified interface for both sports and multiple wind speed units.

**Highlights:** Equipment selection for windsurfing and kiteboarding, Suggests sail area and board volume, Adjustable by rider weight, Adjustable by wind speed, Supports multiple wind speed units, Retains user settings

**Features:** macOS Compatibility

**In-app purchases:** none


### KiteCalc

[App page](https://appshunter.io/ios/app/kitecalc/id6760378008)

This app helps kiteboarders and kitesurfers determine the optimal kite and board sizes based on their weight and wind speed. It offers three calculators for kite size, wind speed range, and board dimensions, supporting both imperial and metric units for a personalized experience.

**Highlights:** Kite size recommendations, Rideable wind range calculator, Board dimension suggestions, Imperial and metric unit support, Trainer kite recommendations, Open-source calculation engine

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

**In-app purchases:** none


## Frequently asked questions

### Is WindsUp free?

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

### Is KiteCalc free?

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

### Which has better reviews, WindsUp or KiteCalc?

WindsUp and KiteCalc are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do WindsUp or KiteCalc have ads?

Neither WindsUp nor KiteCalc shows ads.

### Which is updated more often, WindsUp or KiteCalc?

WindsUp ships an update every 17 months, and KiteCalc every 3 weeks. Most recently, WindsUp was updated on October 1, 2026 and KiteCalc on October 1, 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.*