# HelloSatellite vs SatRadar

The clearest difference is in-app purchases: HelloSatellite at none against SatRadar's 2. SatRadar's advantage is update cadence (every 2 days vs every 6 days) and iOS requirement (16.4 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. SatRadar sells 2 one-off in-app purchases. HelloSatellite asks for nothing beyond the download.

HelloSatellite ships an update every 6 days, SatRadar every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HelloSatellite | SatRadar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/satradar-satellite-tracker/id6760600849/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 68 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fumitaka Koide](https://appshunter.io/developer/1844614307) | [David Hodge](https://appshunter.io/developer/1244489778) |

## What reviewers say

### HelloSatellite

[App page](https://appshunter.io/ios/app/hellosatellite/id6753803789)

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

**In-app purchases:** none


### SatRadar

[App page](https://appshunter.io/ios/app/satradar-satellite-tracker/id6760600849)

Track thousands of satellites in real-time, from the ISS to Starlink constellations. Explore orbital paths, view satellite details, and even travel back in time to witness the history of space exploration. The app offers a detailed view of human activity in low Earth orbit.

**Highlights:** Real-time satellite tracking, View ISS and Tiangong, Global navigation satellite systems, Weather satellite tracking, Detailed satellite information, Time travel visualization, GPU-accelerated performance

**Features:** Family Sharing, SharePlay

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time Travel | $4.99 | one-time |
| Unlock Starlink | $9.99 | one-time |


## Frequently asked questions

### Is HelloSatellite free?

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

### Is SatRadar free?

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

### Do HelloSatellite or SatRadar have ads?

Neither HelloSatellite nor SatRadar shows ads.

### Which is updated more often, HelloSatellite or SatRadar?

HelloSatellite ships an update every 6 days, and SatRadar every 2 days. Most recently, HelloSatellite was updated on October 30, 2026 and SatRadar 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.*