# True Wind Pro vs TideSync

The clearest difference is in-app purchases: TideSync at none against True Wind Pro's 1. True Wind Pro's advantage is iOS requirement (15.1 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

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

True Wind Pro ships an update every 2 weeks, TideSync every 3 weeks. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | True Wind Pro | TideSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tidesync/id6760349625/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free |
| Size | 59 MB | 17 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paulina Praciak](https://appshunter.io/developer/1869727950) | [Xinyu Hong](https://appshunter.io/developer/1883449097) |

## 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 |


### TideSync

[App page](https://appshunter.io/ios/app/tidesync/id6760349625)

This utility tool provides precise marine data for ocean enthusiasts, including tides, weather, and solunar information. It offers offline global data and a native, interactive user experience.

**Highlights:** Global offline tide data, Pro marine weather charts, Interactive forecast charts, Solunar timings and moon phases, Native iOS experience, Haptic feedback

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

**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 TideSync free?

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

### Do True Wind Pro or TideSync have ads?

Neither True Wind Pro nor TideSync shows ads.

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

True Wind Pro ships an update every 2 weeks, and TideSync every 3 weeks. Most recently, True Wind Pro was updated on October 8, 2026 and TideSync 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.*