# Solar Cloud vs Sail Atlas

The clearest difference is update cadence: Sail Atlas at every 8 days against Solar Cloud's every 4 weeks. Solar Cloud's advantage is iOS requirement (13.3 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Solar Cloud ships an update every 4 weeks, Sail Atlas every 8 days. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Solar Cloud | Sail Atlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sail-atlas/id6748818673/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | — | Free |
| Size | 116 MB | 85 MB |
| Requires iOS | **13.3** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Sofarsolar Company Limited](https://appshunter.io/developer/1628036876) | [HeyAtlas.ai LLC](https://appshunter.io/developer/1804635464) |

## What reviewers say

### Solar Cloud

[App page](https://appshunter.io/ios/app/solar-cloud/id1673684191)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sail Atlas

[App page](https://appshunter.io/ios/app/sail-atlas/id6748818673)

This app enhances your sailing charter experience with digital tools for comfort and safety, accessible online or offline. Manage boat information, complete check-ins, order extras, explore destinations, and get instant guest support.

**Highlights:** Offline boat guides and manuals, Digital check-in/check-out with photo uploads, Order extras and services digitally, Explore curated destination guides, Instant guest support via chat and contacts, Seamless guest-to-charter company communication

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar Cloud free?

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

### Is Sail Atlas free?

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

### Do Solar Cloud or Sail Atlas have ads?

Neither Solar Cloud nor Sail Atlas shows ads.

### Which is updated more often, Solar Cloud or Sail Atlas?

Solar Cloud ships an update every 4 weeks, and Sail Atlas every 8 days. Most recently, Solar Cloud was updated on October 8, 2026 and Sail Atlas on October 18, 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.*