# Radio Code Master vs Ultra TRF

The clearest difference is in-app purchases: Ultra TRF at none against Radio Code Master's 2. Ultra TRF also leads on ads (none vs shown). Radio Code Master's advantage is update cadence (every 5 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Radio Code Master sells 2 one-off in-app purchases. Ultra TRF asks for nothing beyond the download.

Radio Code Master ships an update every 5 weeks, Ultra TRF every 3 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Radio Code Master | Ultra TRF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/radio-code-master-unlock/id1454120777/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 91.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 39 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [APPMEUP](https://appshunter.io/developer/1023725442) | [Ultra S.A](https://appshunter.io/developer/1098776945) |

## What reviewers say

### Radio Code Master

[App page](https://appshunter.io/ios/app/radio-code-master-unlock/id1454120777)

Instantly recover activation codes for Renault and Ford car stereos after a battery change. Simply find your radio's precode, enter it into the app, and receive your unlock code immediately. Get your music back without paying a dealer.

**Highlights:** Instant radio code recovery, Supports Renault and Ford vehicles, Find precode on radio label, Simple and efficient interface, Immediate unlock code generation, Informative help section

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Instant unlock | $0.99 | one-time |
| Instant unlock | $1.99 | one-time |


### Ultra TRF

[App page](https://appshunter.io/ios/app/ultra-trf/id6748720536)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Radio Code Master free?

Radio Code Master is free to download, with in-app purchases available.

### Is Ultra TRF free?

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

### Do Radio Code Master or Ultra TRF have ads?

Radio Code Master shows ads; Ultra TRF does not.

### Which is updated more often, Radio Code Master or Ultra TRF?

Radio Code Master ships an update every 5 weeks, and Ultra TRF every 3 months. Most recently, Radio Code Master was updated on October 14, 2026 and Ultra TRF on October 11, 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.*