# SatNOGS vs HAM Radio Extra Test Prep 2025

The clearest difference is in-app purchases: SatNOGS at none against HAM Radio Extra Test Prep 2025's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. HAM Radio Extra Test Prep 2025 sells 2 in-app purchases, starting at $8.99 per 7 days. SatNOGS asks for nothing beyond the download.

## The numbers

| Metric | SatNOGS | HAM Radio Extra Test Prep 2025 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/satnogs/id1669797826/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free | — |
| Size | 48 MB | 38 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Victor Belov](https://appshunter.io/developer/1356487489) | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) |

## What reviewers say

### SatNOGS

[App page](https://appshunter.io/ios/app/satnogs/id1669797826)

Access a global network of satellite ground stations to communicate with satellites and observe their data. The platform is open to all, with public observation results freely distributed. Resources are available for building your own ground station.

**Highlights:** Global ground station network access, Remote ground station operation, Satellite communication, Public observation data access, Ground station building resources

**In-app purchases:** none


### HAM Radio Extra Test Prep 2025

[App page](https://appshunter.io/ios/app/ham-radio-extra-test-prep-2025/id6744531681)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HAM Extra Weekly Full Access | $8.99 | per 7 days |
| HAM Extra Monthly Full Access | $24.99 | per month |


## Frequently asked questions

### Is SatNOGS free?

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

### Is HAM Radio Extra Test Prep 2025 free?

HAM Radio Extra Test Prep 2025 is free to download, with in-app purchases available.

### Do SatNOGS or HAM Radio Extra Test Prep 2025 have ads?

Neither SatNOGS nor HAM Radio Extra Test Prep 2025 shows ads.

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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.*