# 天衍 vs 天气圈

The clearest difference is iOS requirement: 天衍 at 9.0 against 天气圈's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 天衍 | 天气圈 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id1504613859/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 68 MB | 76 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [立 易](https://appshunter.io/developer/935682871) | [健 陈](https://appshunter.io/developer/1129782902) |

## What reviewers say

### 天衍

[App page](https://appshunter.io/ios/app/id1504613859)

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

**In-app purchases:** none


### 天气圈

[App page](https://appshunter.io/ios/app/id6445831670)

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

**In-app purchases:** none


## Frequently asked questions

### Is 天衍 free?

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

### Is 天气圈 free?

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

### Do 天衍 or 天气圈 have ads?

Neither 天衍 nor 天气圈 shows ads.

### Which is updated more often, 天衍 or 天气圈?

天衍 ships an update every 3 weeks, and 天气圈 every 3 weeks. Most recently, 天衍 was updated on October 3, 2026 and 天气圈 on October 4, 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.*