# Satellite Transponders vs Unity Ambulette

The clearest difference is in-app purchases: Unity Ambulette at none against Satellite Transponders's 1. Satellite Transponders's advantage is update cadence (every 4 months vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Satellite Transponders sells 1 one-off in-app purchase. Unity Ambulette asks for nothing beyond the download.

Satellite Transponders ships an update every 4 months, Unity Ambulette every 15 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Satellite Transponders | Unity Ambulette |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (288 ratings)](https://appshunter.io/ios/app/satellite-transponders/id488579989/reviews)** | — |
| Number of ratings | **288** | — |
| Positive reviews | 57.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 15 months |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 91 MB |
| Requires iOS | **11.0** | 12.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuriy Kvasha](https://appshunter.io/developer/488579992) | [Buffalo Intelligent Technology Systems, LLC](https://appshunter.io/developer/555763332) |

## What reviewers say

### Satellite Transponders

[App page](https://appshunter.io/ios/app/satellite-transponders/id488579989)

Access a comprehensive database of global TV satellites and their parameters. Easily search for channels, providers, and satellite information, and manage your favorites. An optional professional version offers advanced features like augmented reality and smart searching.

**Highlights:** Global satellite database, Search by channel, satellite, radio, provider, Display channel, radio, provider details, Frequency, polarization, FEC, Symbol Rate display, Favorites list, Augmented reality (Pro version), Smart searching with sound (Pro version)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional package | $2.99 | one-time |

**What reviewers like**

- 👍 Works well
- 🚀 Useful and informative
- 💡 Great for satellite setup
- 🔍 Helpful for finding channels

**What reviewers complain about**

- 🐛 Crashes on certain devices
- 🤔 Complicated to use
- 💰 Requires paid upgrade for full functionality
- 📚 Outdated satellite/channel information

**Reported bugs**

- Compass not working on iOS 9 devices
- Incorrect transponder frequencies listed for some channels
- Satellite search not working as expected

**Requested features**

- Ability to filter by satellite type (C-band, Ku-band, etc.)
- Option to sort channels by frequency
- Satellite coverage maps for current location
- HD channel identification


### Unity Ambulette

[App page](https://appshunter.io/ios/app/unity-ambulette/id6447534603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Satellite Transponders free?

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

### Is Unity Ambulette free?

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

### Do Satellite Transponders or Unity Ambulette have ads?

Neither Satellite Transponders nor Unity Ambulette shows ads.

### Which is updated more often, Satellite Transponders or Unity Ambulette?

Satellite Transponders ships an update every 4 months, and Unity Ambulette every 15 months. Most recently, Satellite Transponders was updated on October 10, 2026 and Unity Ambulette on October 7, 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.*