# trx vs World Famous Propane

The clearest difference is update cadence: World Famous Propane at every 6 months against trx's every 23 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

trx ships an update every 23 months, World Famous Propane every 6 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | trx | World Famous Propane |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 6 months** |
| Size | 20 MB | 57 MB |
| Requires iOS | 13.0 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [micro systems](https://appshunter.io/developer/1023315804) | [Rural Computer Consultants, Inc.](https://appshunter.io/developer/640795441) |

## What reviewers say

### trx

[App page](https://appshunter.io/ios/app/trx-control/id6478390481)

**Features:** macOS Compatibility

**In-app purchases:** none


### World Famous Propane

[App page](https://appshunter.io/ios/app/world-famous-propane/id6499225141)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is trx free?

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

### Is World Famous Propane free?

World Famous Propane is free to download, with no in-app purchases.

### Do trx or World Famous Propane have ads?

Neither trx nor World Famous Propane shows ads.

### Which is updated more often, trx or World Famous Propane?

trx ships an update every 23 months, and World Famous Propane every 6 months. Most recently, trx was updated on October 30, 2026 and World Famous Propane on October 27, 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.*