# Thermometer vs WindCaster

The clearest difference is in-app purchases: WindCaster at none against Thermometer's 3. WindCaster also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). Thermometer's advantage is ads (none vs shown). On price and update cadence there is nothing between them.

Both are free to download. Thermometer sells 3 in-app purchases, starting at $6.99 per 7 days. WindCaster asks for nothing beyond the download.

Thermometer ships an update every 9 days, WindCaster fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Thermometer | WindCaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/windcaster/id6781944303/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Free |
| Size | 86 MB | 64 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | +4 | 12+ |
| Developer | [GetSooo](https://appshunter.io/developer/6772974525) | [siyu gan](https://appshunter.io/developer/6781944305) |

## What reviewers say

### Thermometer

[App page](https://appshunter.io/ios/app/thermometer-weather-live-pro/id6776487034)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| tianqiweekly | $6.99 | per 7 days |
| Week Access | $6.99 | per 7 days |
| Try now | $29.99 | per year |


### WindCaster

[App page](https://appshunter.io/ios/app/windcaster/id6781944303)

This AI-powered weather app analyzes multiple forecast models and live data to provide clear, actionable insights for outdoor activities. It helps users understand potential risks and make informed decisions before heading out.

**Highlights:** Ask weather questions in plain English, Cross-checks multiple global weather models, Live weather map with animated flows, Save and monitor favorite locations, Transparent forecasting with confidence scores

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

**In-app purchases:** none


## Frequently asked questions

### Is Thermometer free?

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

### Is WindCaster free?

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

### Do Thermometer or WindCaster have ads?

WindCaster shows ads; Thermometer does not.

### Which is updated more often, Thermometer or WindCaster?

Thermometer ships an update every 9 days, and WindCaster fortnightly. Most recently, Thermometer was updated on October 25, 2026 and WindCaster on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*