# Auto AI Diagnostics vs Diagnose AI

The clearest difference is in-app purchases: Auto AI Diagnostics at none against Diagnose AI's 2. Auto AI Diagnostics also leads on update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Diagnose AI sells 2 in-app purchases, starting at $2.99 per month. Auto AI Diagnostics asks for nothing beyond the download.

Auto AI Diagnostics ships an update weekly, Diagnose AI every 4 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Auto AI Diagnostics | Diagnose AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diagnose-ai/id6773086171/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | — | Freemium |
| Size | 84 MB | 44 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Sheaffer](https://appshunter.io/developer/6772241801) | [Shivansh Chhhabra](https://appshunter.io/developer/6773086173) |

## What reviewers say

### Auto AI Diagnostics

[App page](https://appshunter.io/ios/app/auto-ai-diagnostics/id6772241799)

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

**In-app purchases:** none


### Diagnose AI

[App page](https://appshunter.io/ios/app/diagnose-ai/id6773086171)

This app transforms your phone into an automotive health assistant. It connects to your car's OBD-II system via Bluetooth to translate fault codes into plain English, offering AI-powered diagnostics and DIY action plans. Manage multiple vehicles and review scan history for informed repairs.

**Highlights:** AI-powered plain-English diagnostics, One-tap Bluetooth OBD-II scanning, DIY action plans and guidance, Multi-vehicle garage management, Full scan history, Premium dark automotive interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Auto AI Diagnostics free?

Auto AI Diagnostics is free to download, with no in-app purchases.

### Is Diagnose AI free?

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

### Do Auto AI Diagnostics or Diagnose AI have ads?

Neither Auto AI Diagnostics nor Diagnose AI shows ads.

### Which is updated more often, Auto AI Diagnostics or Diagnose AI?

Auto AI Diagnostics ships an update weekly, and Diagnose AI every 4 months. Most recently, Auto AI Diagnostics was updated on October 24, 2026 and Diagnose AI on October 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*