# MODI Mobile Diagnostics vs Diagnosis

The clearest difference is iOS requirement: Diagnosis at 8.0 against MODI Mobile Diagnostics's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | MODI Mobile Diagnostics | Diagnosis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 66 MB | 550 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MODI Abrites Ltd.](https://appshunter.io/developer/1779687917) | [翔宇 金](https://appshunter.io/developer/528881861) |

## What reviewers say

### MODI Mobile Diagnostics

[App page](https://appshunter.io/ios/app/modi-mobile-diagnostics/id1459081087)

This app provides advanced diagnostic and customization options for vehicles. It allows users to read and clear trouble codes, view live data, perform module scans, and unlock coding features for various car brands. A health report feature helps identify potential issues before trips.

**Highlights:** Vehicle diagnostics, Read and clear diagnostic trouble codes, Live data display, Module scan, Coding and customization, Health Report

**Features:** Vision Pro support

**In-app purchases:** none


### Diagnosis

[App page](https://appshunter.io/ios/app/diagnosis/id1517729194)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MODI Mobile Diagnostics free?

MODI Mobile Diagnostics is free to download, with no in-app purchases.

### Is Diagnosis free?

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

### Do MODI Mobile Diagnostics or Diagnosis have ads?

Neither MODI Mobile Diagnostics nor Diagnosis shows ads.

### Which is updated more often, MODI Mobile Diagnostics or Diagnosis?

MODI Mobile Diagnostics ships an update monthly, and Diagnosis monthly. Most recently, MODI Mobile Diagnostics was updated on October 4, 2026 and Diagnosis on October 20, 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.*