# Ten Four vs TerrainOne

The clearest difference is review sentiment: TerrainOne at 79% against Ten Four's 50%. TerrainOne also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Ten Four sells 1 one-off in-app purchase and TerrainOne sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Ten Four ships an update fortnightly, TerrainOne every 9 days. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Ten Four | TerrainOne |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **78.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 87 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Paul Wilkinson](https://appshunter.io/developer/299856796) | [TERRAINONE PTY LTD](https://appshunter.io/developer/1796136378) |

## What reviewers say

### Ten Four

[App page](https://appshunter.io/ios/app/ten-four/id1663683403)

Control your GME XRS UHF radio directly from your iPhone. Manage channels, adjust volume, and utilize SelCall. Includes CarPlay support and location sharing with other users.

**Highlights:** Channel switching, Volume adjustment, SelCall functionality, CarPlay support, Favorite channels, Location sharing, Background location access

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Ten Four | $12.99 | one-time |


### TerrainOne

[App page](https://appshunter.io/ios/app/terrainone/id6741902340)

Discover Australian camping spots and hiking trails with real video reviews. Plan your trips with customisable maps and explore various destinations like campgrounds, waterfalls, and secret locations.

**Highlights:** Real video campground reviews, Customisable exploration modes, Detailed ratings and reviews, Save favorites and plan trips, Discover campgrounds, trails, and swimming holes, Community and critic-driven ratings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is Ten Four free?

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

### Is TerrainOne free?

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

### Do Ten Four or TerrainOne have ads?

Neither Ten Four nor TerrainOne shows ads.

### Which is updated more often, Ten Four or TerrainOne?

Ten Four ships an update fortnightly, and TerrainOne every 9 days. Most recently, Ten Four was updated on October 7, 2026 and TerrainOne on October 21, 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.*