# True Wind Pro vs Odd Weather

The clearest difference is in-app purchases: Odd Weather at none against True Wind Pro's 1. True Wind Pro's advantage is update cadence (every 2 weeks vs every 2 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. True Wind Pro sells 1 one-off in-app purchase. Odd Weather asks for nothing beyond the download.

True Wind Pro ships an update every 2 weeks, Odd Weather every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | True Wind Pro | Odd Weather |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 59 MB | 45 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Paulina Praciak](https://appshunter.io/developer/1869727950) | [TIM KJELL JEPPSSON](https://appshunter.io/developer/6776539081) |

## What reviewers say

### True Wind Pro

[App page](https://appshunter.io/ios/app/true-wind-pro-wind-calculator/id6758668604)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Calculations | $1.99 | one-time |


### Odd Weather

[App page](https://appshunter.io/ios/app/odd-weather/id6777082926)

**In-app purchases:** none


## Frequently asked questions

### Is True Wind Pro free?

True Wind Pro is free to download, with in-app purchases available.

### Is Odd Weather free?

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

### Do True Wind Pro or Odd Weather have ads?

Neither True Wind Pro nor Odd Weather shows ads.

### Which is updated more often, True Wind Pro or Odd Weather?

True Wind Pro ships an update every 2 weeks, and Odd Weather every 2 months. Most recently, True Wind Pro was updated on October 31, 2026 and Odd Weather on October 31, 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.*