# WHO SSA vs MoonScope

The clearest difference is in-app purchases: WHO SSA at none against MoonScope's 1. WHO SSA also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.0). On price and device support there is nothing between them.

Both are free to download. MoonScope sells 1 one-off in-app purchase. WHO SSA asks for nothing beyond the download.

## The numbers

| Metric | WHO SSA | MoonScope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Monthly |
| Size | 66 MB | 161 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [World Health Organization](https://appshunter.io/developer/1462736279) | [Hajime Suzuki](https://appshunter.io/developer/1615906018) |

## What reviewers say

### WHO SSA

[App page](https://appshunter.io/ios/app/who-ssa/id1551338016)

**Features:** macOS Compatibility

**In-app purchases:** none


### MoonScope

[App page](https://appshunter.io/ios/app/moonscope/id6747671746)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |


## Frequently asked questions

### Is WHO SSA free?

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

### Is MoonScope free?

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

### Do WHO SSA or MoonScope have ads?

MoonScope shows ads; WHO SSA does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*