# 天气圈 vs WindTrac

The clearest difference is in-app purchases: 天气圈 at none against WindTrac's 2. 天气圈 also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WindTrac sells 2 in-app purchases, starting at $4.99 per month. 天气圈 asks for nothing beyond the download.

天气圈 ships an update every 3 weeks, WindTrac monthly. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 天气圈 | WindTrac |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/windtrac-marine-weather-map/id6763833379/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Freemium |
| Size | 76 MB | 20 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [健 陈](https://appshunter.io/developer/1129782902) | [Rivolu LLC](https://appshunter.io/developer/1086229238) |

## What reviewers say

### 天气圈

[App page](https://appshunter.io/ios/app/id6445831670)

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

**In-app purchases:** none


### WindTrac

[App page](https://appshunter.io/ios/app/windtrac-marine-weather-map/id6763833379)

Visualize global wind, wave, and precipitation forecasts on an animated map. Understand complex weather patterns at a glance with detailed particle flow, color-coded speeds, and adjustable playback speeds. Access multiple professional forecast models for accurate, real-time weather insights.

**Highlights:** Animated wind, wave, and precipitation forecast maps, Global coverage with professional forecast models, Adjustable playback speeds for forecast evolution, Tap for exact conditions at any location, Offline support for all features, Choice of multiple professional forecast models

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WindTrac Pro Monthly | $4.99 | per month |
| WindTrac Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is 天气圈 free?

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

### Is WindTrac free?

WindTrac is free to download, with in-app purchases available.

### Do 天气圈 or WindTrac have ads?

Neither 天气圈 nor WindTrac shows ads.

### Which is updated more often, 天气圈 or WindTrac?

天气圈 ships an update every 3 weeks, and WindTrac monthly. Most recently, 天气圈 was updated on November 12, 2026 and WindTrac on November 9, 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.*