# Diesel Decoder vs Spin Roulette Usher

The clearest difference is in-app purchases: Spin Roulette Usher at none against Diesel Decoder's 1. Diesel Decoder's advantage is chart position (#185 vs unranked) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Diesel Decoder sells 1 in-app purchase, starting at $29.99 per month. Spin Roulette Usher asks for nothing beyond the download.

## The numbers

| Metric | Diesel Decoder | Spin Roulette Usher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (30 ratings)](https://appshunter.io/ios/app/diesel-decoder/id1529808675/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#185** | — |
| Size | 43 MB | 18 MB |
| Requires iOS | **15.6** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Diesel Laptops LLC](https://appshunter.io/developer/1345401052) | [David Leroy](https://appshunter.io/developer/1849704012) |

## What reviewers say

### Diesel Decoder

[App page](https://appshunter.io/ios/app/diesel-decoder/id1529808675)

**Currently charting:** #185 Top Grossing · Reference (US App Store)

This tool connects via Bluetooth to heavy commercial vehicles to read and clear diagnostic trouble codes. It displays live data, allows bi-directional commands, and generates shareable reports through a cloud platform. Requires dedicated hardware for operation.

**Highlights:** Read/clear Diagnostic Trouble Codes (DTCs), View live data parameters, Run bi-directional commands, Generate local and cloud reports, Share reports via Diesel Health Platform, Requires Diesel Decoder hardware

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decoder Professional Monthly | $29.99 | per month |


### Spin Roulette Usher

[App page](https://appshunter.io/ios/app/spin-roulette-usher/id6754702153)

**In-app purchases:** none


## Frequently asked questions

### Is Diesel Decoder free?

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

### Is Spin Roulette Usher free?

Spin Roulette Usher is free to download, with no in-app purchases.

### Do Diesel Decoder or Spin Roulette Usher have ads?

Neither Diesel Decoder nor Spin Roulette Usher shows ads.

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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.*