# Yi Weather vs CelsiUSA

The clearest difference is update cadence: Yi Weather at every 3 weeks against CelsiUSA's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Yi Weather sells 3 one-off in-app purchases and CelsiUSA sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Yi Weather ships an update every 3 weeks, CelsiUSA every 7 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | Yi Weather | CelsiUSA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Size | 17 MB | 12 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [春晖 王](https://appshunter.io/developer/972349380) | [Andrew Myers](https://appshunter.io/developer/1636750818) |

## What reviewers say

### Yi Weather

[App page](https://appshunter.io/ios/app/yi-weather/id1661648748)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee (Small) | $0.99 | one-time |
| Buy Me a Coffee (Medium) | $2.99 | one-time |
| Buy Me a Coffee (Large) | $4.99 | one-time |


### CelsiUSA

[App page](https://appshunter.io/ios/app/celsiusa/id6449006027)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Yi Weather free?

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

### Is CelsiUSA free?

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

### Do Yi Weather or CelsiUSA have ads?

Neither Yi Weather nor CelsiUSA shows ads.

### Which is updated more often, Yi Weather or CelsiUSA?

Yi Weather ships an update every 3 weeks, and CelsiUSA every 7 months. Most recently, Yi Weather was updated on November 7, 2026 and CelsiUSA on November 7, 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.*