# WaveWatch vs CloudySky2

The clearest difference is update cadence: CloudySky2 at every 3 days against WaveWatch's every 11 days. WaveWatch's advantage is iOS requirement (15.1 vs 26.2). On price, review sentiment, 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.

WaveWatch ships an update every 11 days, CloudySky2 every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | WaveWatch | CloudySky2 |
| --- | --- | --- |
| 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 | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Free | Free |
| Size | 31 MB | 83 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Adrian Huma](https://appshunter.io/developer/6772125759) | [Wonder Valley Software](https://appshunter.io/developer/443064529) |

## What reviewers say

### WaveWatch

[App page](https://appshunter.io/ios/app/wavewatch/id6757127741)

Get precise marine and weather data for water sports. Track wave height, swell, wind, and sea surface temperature. Access 10-day hourly forecasts with interactive maps and GPS integration for safe and enjoyable time on the water.

**Highlights:** Wave height and direction tracking, Detailed swell analysis, 10-day hourly weather forecasts, Interactive time-based weather maps, GPS integration for location detection, Offline data storage

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

**In-app purchases:** none


### 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 appreciation of the sky above.

**Highlights:** Cloud identification guide, Detailed cloud information, Photo index of cloud types, Weather map symbols chart, Cloud formation explanations, Cloud Log for photos and notes

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

**In-app purchases:** none


## Frequently asked questions

### Is WaveWatch free?

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

### Is CloudySky2 free?

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

### Do WaveWatch or CloudySky2 have ads?

Neither WaveWatch nor CloudySky2 shows ads.

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

WaveWatch ships an update every 11 days, and CloudySky2 every 3 days. Most recently, WaveWatch was updated on October 28, 2026 and CloudySky2 on October 31, 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.*