# SkySort vs Nimbus

The clearest difference is in-app purchases: SkySort at none against Nimbus's 2. Nimbus's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Nimbus sells 2 in-app purchases, starting at $9.99 per 7 days. SkySort asks for nothing beyond the download.

SkySort ships an update monthly, Nimbus fortnightly. The most recent releases landed on October 30, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SkySort | Nimbus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skysort/id6753662873/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 13 MB | 1 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Carlson](https://appshunter.io/developer/1787798578) | [Linh Phan Nhat Khanh](https://appshunter.io/developer/1777727575) |

## What reviewers say

### SkySort

[App page](https://appshunter.io/ios/app/skysort/id6753662873)

Instantly identify cloud types using AI-powered image recognition. Snap a photo of the sky to discover detailed information about various cloud formations and their associated weather conditions. Save your observations and track your cloud spotting progress.

**Highlights:** AI cloud type recognition, Photo import and capture, Detailed cloud information, Weather data integration, Observation saving and tracking, Offline capability, Cloud encyclopedia

**Features:** Vision Pro support

**In-app purchases:** none


### Nimbus

[App page](https://appshunter.io/ios/app/nimbus-cloud-type-quiz/id6771943526)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nimbus Cloud Quiz Weekly | $9.99 | per 7 days |
| Nimbus Cloud Quiz Yearly | $49.99 | per year |


## Frequently asked questions

### Is SkySort free?

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

### Is Nimbus free?

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

### Do SkySort or Nimbus have ads?

Neither SkySort nor Nimbus shows ads.

### Which is updated more often, SkySort or Nimbus?

SkySort ships an update monthly, and Nimbus fortnightly. Most recently, SkySort was updated on October 30, 2026 and Nimbus on October 15, 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.*