# Diag vs Multiecuscan

The clearest difference is in-app purchases: Diag at none against Multiecuscan's 1. Diag also leads on rating (3.1 vs 2.8) and review sentiment (40% vs 28%). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Multiecuscan sells 1 one-off in-app purchase. Diag asks for nothing beyond the download.

Diag holds the better App Store score, 3.1 against 2.8. Both are backed by a comparable volume of ratings — 14 and 14 respectively. Written reviews point the same way: 40% of Diag's written reviews are positive against 28% of Multiecuscan's.

Diag ships an update every 2 months, Multiecuscan every 4 months. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Diag | Multiecuscan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (14 ratings)](https://appshunter.io/ios/app/diag-vw/id1434670736/reviews)** | [2.8 (14 ratings)](https://appshunter.io/ios/app/multiecuscan/id1436939705/reviews) |
| Number of ratings | 14 | 14 |
| Positive reviews | **40.0% of reviews** | 27.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 337 MB | 113 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Autel Intelligent Technology Co., Ltd.](https://appshunter.io/developer/770747094) | [FESSoft Ltd.](https://appshunter.io/developer/1436939704) |

## What reviewers say

### Diag

[App page](https://appshunter.io/ios/app/diag-vw/id1434670736)

This diagnostic software package is designed for Volkswagen vehicles. It requires the MaxiAP200 main program to function and provides diagnostic capabilities for your car.

**Highlights:** Volkswagen vehicle diagnostics, Requires MaxiAP200, Diagnostic software package, Vehicle system analysis

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

**In-app purchases:** none


### Multiecuscan

[App page](https://appshunter.io/ios/app/multiecuscan/id1436939705)

This advanced diagnostic tool offers dealer-level functionality for Fiat, Alfa Romeo, Lancia, and other select vehicle brands. It allows for fault code reading/clearing, live sensor data visualization, actuator testing, and various reset/programming functions. An OBD interface is required for full vehicle connectivity, though a simulation mode is available.

**Highlights:** Fault code reading and clearing, Live sensor data visualization, Actuator testing, Reset and programming functions, PROXI configuration, Service reminder reset, Generic EOBD diagnostics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multiecuscan Full (1 Year) | $59.99 | one-time |


## Frequently asked questions

### Is Diag free?

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

### Is Multiecuscan free?

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

### Which has better reviews, Diag or Multiecuscan?

Diag is rated higher. Diag averages 3.1 out of 5 from 14 ratings, while Multiecuscan averages 2.8 from 14 ratings.

### Do Diag or Multiecuscan have ads?

Neither Diag nor Multiecuscan shows ads.

### Which is updated more often, Diag or Multiecuscan?

Diag ships an update every 2 months, and Multiecuscan every 4 months. Most recently, Diag was updated on November 4, 2026 and Multiecuscan on November 6, 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.*