# 上海水文 vs Thermometer

The clearest difference is in-app purchases: 上海水文 at none against Thermometer's 2. 上海水文 also leads on ads (none vs shown) and iOS requirement (9.0 vs 16.6). Thermometer's advantage is update cadence (daily vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Thermometer sells 2 in-app purchases, starting at $5.99 per month. 上海水文 asks for nothing beyond the download.

上海水文 ships an update every 4 months, Thermometer daily. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 上海水文 | Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/thermometer-digital-meter/id6759667206/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 5 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [福建四创软件有限公司](https://appshunter.io/developer/539380136) | [Welove Games Co., Ltd.](https://appshunter.io/developer/1437251986) |

## What reviewers say

### 上海水文

[App page](https://appshunter.io/ios/app/id540286718)

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

**In-app purchases:** none


### Thermometer

[App page](https://appshunter.io/ios/app/thermometer-digital-meter/id6759667206)

This weather app offers a minimalist interface with real-time temperature and humidity readings in a classic LCD style. It provides detailed weather data, multi-city management, and customizable appearance options. Premium features include AQI, pollen information, and an ad-free experience.

**Highlights:** Classic LCD segment display, Real-time weather data, Multi-city management, Customizable appearance, Air Quality Index (AQI), Pollen information

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is 上海水文 free?

上海水文 is free to download, with no in-app purchases.

### Is Thermometer free?

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

### Do 上海水文 or Thermometer have ads?

Thermometer shows ads; 上海水文 does not.

### Which is updated more often, 上海水文 or Thermometer?

上海水文 ships an update every 4 months, and Thermometer daily. Most recently, 上海水文 was updated on October 23, 2026 and Thermometer on October 28, 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.*