# Freightliner Smart Source vs Diesel Decoder

The clearest difference is in-app purchases: Freightliner Smart Source at none against Diesel Decoder's 1. Freightliner Smart Source also leads on update cadence (monthly vs every 3 months). Diesel Decoder's advantage is review sentiment (27% vs 0%) and chart position (#165 vs unranked). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.3 for Freightliner Smart Source against 3.3 for Diesel Decoder. Both are backed by a comparable volume of ratings — 18 and 30 respectively. Written reviews are what separate them: 0% of Freightliner Smart Source's written reviews are positive against 27% of Diesel Decoder's.

Freightliner Smart Source ships an update monthly, Diesel Decoder every 3 months. The most recent releases landed on August 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Freightliner Smart Source | Diesel Decoder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (18 ratings)](https://appshunter.io/ios/app/freightliner-smart-source/id966314430/reviews) | [3.3 (30 ratings)](https://appshunter.io/ios/app/diesel-decoder/id1529808675/reviews) |
| Number of ratings | 18 | **30** |
| Positive reviews | 0.0% of reviews | **27.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#165** |
| Size | 90 MB | 43 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daimler Truck North America LLC](https://appshunter.io/developer/419454759) | [Diesel Laptops LLC](https://appshunter.io/developer/1345401052) |

## What reviewers say

### Freightliner Smart Source

[App page](https://appshunter.io/ios/app/freightliner-smart-source/id966314430)

Access the latest news, videos, and brochures from Freightliner Trucks. Save content like videos and brochures for easy viewing. Quickly find links to other Daimler Trucks North America resources.

**Highlights:** Up-to-date news, Video previews and saving, Brochure access and saving, Link saving, Quick links to resources

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

**In-app purchases:** none


### Diesel Decoder

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

**Currently charting:** #165 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 |


## Frequently asked questions

### Is Freightliner Smart Source free?

Freightliner Smart Source is free to download, with no in-app purchases.

### Is Diesel Decoder free?

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

### Which has better reviews, Freightliner Smart Source or Diesel Decoder?

Freightliner Smart Source and Diesel Decoder are both rated 3.3 out of 5 on the App Store, from 18 and 30 ratings respectively.

### Do Freightliner Smart Source or Diesel Decoder have ads?

Neither Freightliner Smart Source nor Diesel Decoder shows ads.

### Which is updated more often, Freightliner Smart Source or Diesel Decoder?

Freightliner Smart Source ships an update monthly, and Diesel Decoder every 3 months. Most recently, Freightliner Smart Source was updated on August 25, 2026 and Diesel Decoder on September 22, 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.*