# CloudySky2 vs FitSkyGo

The clearest difference is iOS requirement: FitSkyGo at 16.0 against CloudySky2's 26.2. 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.

CloudySky2 ships an update every 3 days, FitSkyGo every 4 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CloudySky2 | FitSkyGo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cloudysky2/id6758897251/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free | — |
| Size | 38 MB | 51 MB |
| Requires iOS | 26.2 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Wonder Valley Software](https://appshunter.io/developer/443064529) | [嘉军 陈](https://appshunter.io/developer/1726884953) |

## What reviewers say

### CloudySky2

[App page](https://appshunter.io/ios/app/cloudysky2/id6758897251)

Identify and learn about different cloud types with this pocket field guide. Explore detailed information, photos, and weather map symbols to enhance your understanding and enjoyment of the sky.

**Highlights:** Cloud identification guide, Detailed cloud characteristics, Photo index of cloud types, Weather map symbol chart, Cloud formation explanations, In-app photo logging, Share photos via iMessage/email

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

**In-app purchases:** none


### FitSkyGo

[App page](https://appshunter.io/ios/app/fitskygo/id6790631317)

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

**In-app purchases:** none


## Frequently asked questions

### Is CloudySky2 free?

CloudySky2 is free to download, with no in-app purchases.

### Is FitSkyGo free?

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

### Do CloudySky2 or FitSkyGo have ads?

Neither CloudySky2 nor FitSkyGo shows ads.

### Which is updated more often, CloudySky2 or FitSkyGo?

CloudySky2 ships an update every 3 days, and FitSkyGo every 4 days. Most recently, CloudySky2 was updated on October 13, 2026 and FitSkyGo on October 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.*