# Thermometer S vs Thermometer

The clearest difference is in-app purchases: Thermometer S at none against Thermometer's 1. Thermometer S also leads on update cadence (every 4 weeks vs every 2 months) and device support (3 vs 1). Thermometer's advantage is ads (none vs shown). On price, rating, ratings volume and iOS requirement there is nothing between them.

Both are free to download. Thermometer sells 1 in-app purchase, starting at $3.99 per month. Thermometer S asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Thermometer S against 5.0 for Thermometer. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Thermometer S ships an update every 4 weeks, Thermometer every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Thermometer S | Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/thermometer-s/id1511271470/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/thermometer-air-temperature/id6739420523/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 84.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 31 MB | 37 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Akira Yamamoto](https://appshunter.io/developer/1401669011) | [卫豪 吴](https://appshunter.io/developer/1770299422) |

## What reviewers say

### Thermometer S

[App page](https://appshunter.io/ios/app/thermometer-s/id1511271470)

Monitor your environment's temperature and humidity with this app. It provides clear, easy-to-read data for health management, preventing heatstroke and colds, and mold prevention. Customize the display to show only the information you need.

**Highlights:** Large, clear temperature display, Humidity, precipitation, wind speed, and air pressure, Sensor-based or internet weather data, Customizable information display, Celsius/Fahrenheit unit switching, Simple, user-friendly design

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

**In-app purchases:** none


### Thermometer

[App page](https://appshunter.io/ios/app/thermometer-air-temperature/id6739420523)

This app provides real-time temperature, humidity, and UV index readings for your current location. It offers detailed 10-day and 24-hour weather forecasts, including "feels like" temperature and fishing forecasts, with a clean, customizable design.

**Highlights:** Real-time temperature, humidity, UV index monitoring, 10-day and 24-hour weather forecasts, "Feels Like" temperature and precipitation data, Clothing advice and fishing forecasts, Clean design with multiple color themes, Saveable weather cards

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续按月订阅解锁更多卡片 | $3.99 | per month |


## Frequently asked questions

### Is Thermometer S free?

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

### Is Thermometer free?

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

### Which has better reviews, Thermometer S or Thermometer?

Thermometer S and Thermometer are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Thermometer S or Thermometer have ads?

Thermometer S shows ads; Thermometer does not.

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

Thermometer S ships an update every 4 weeks, and Thermometer every 2 months. Most recently, Thermometer S was updated on October 29, 2026 and Thermometer on October 30, 2026.

---

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