# Thermometer vs Sunlight

The clearest difference is in-app purchases: Sunlight at none against Thermometer's 1. Sunlight also leads on update cadence (every 2 weeks vs every 2 months). On price, ads, device support 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. Sunlight asks for nothing beyond the download.

Thermometer ships an update every 2 months, Sunlight every 2 weeks. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Thermometer | Sunlight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/thermometer-air-temperature/id6739420523/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 84.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 24 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [卫豪 吴](https://appshunter.io/developer/1770299422) | [Benjamin Edward Newman White](https://appshunter.io/developer/1884052646) |

## What reviewers say

### 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 |


### Sunlight

[App page](https://appshunter.io/ios/app/sunlight/id6760352470)

**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 Sunlight free?

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

### Do Thermometer or Sunlight have ads?

Neither Thermometer nor Sunlight shows ads.

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

Thermometer ships an update every 2 months, and Sunlight every 2 weeks. Most recently, Thermometer was updated on October 16, 2026 and Sunlight on October 5, 2026.

---

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