# MECH AI vs FullProb

The clearest difference is in-app purchases: FullProb at none against MECH AI's 21. FullProb also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. MECH AI sells 21 in-app purchases, starting at $0.99 per 7 days. FullProb asks for nothing beyond the download.

MECH AI ships an update every 5 days, FullProb weekly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MECH AI | FullProb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (127 ratings)](https://appshunter.io/ios/app/mech-ai-obd2-car-diagnostics/id6479862739/reviews)** | — |
| Number of ratings | **127** | — |
| Positive reviews | 51.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 9 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MECH.AI LLC](https://appshunter.io/developer/1737355238) | [hector cairo](https://appshunter.io/developer/1812967757) |

## What reviewers say

### MECH AI

[App page](https://appshunter.io/ios/app/mech-ai-obd2-car-diagnostics/id6479862739)

This AI-powered assistant helps with vehicle diagnostics, repair, and parts lookup. It provides detailed repair guides, intelligent diagnostic support, and a comprehensive parts database to save time and reduce costs.

**Highlights:** AI-powered diagnostics, Step-by-step repair procedures, Smart parts lookup, Wiring diagrams, Saved vehicles

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

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mechanic Pro Add-On 2 | $0.99 | per 7 days |
| Mechanic | $4.95 | per month |
| MECH AI DIY | $7.99 | per month |
| Mechanic | $7.99 | per month |
| Monthly Subscription | $7.99 | per month |
| MECH AI Mechanic | $19.99 | per month |
| MECH AI Shop | $59.99 | per month |
| Autoshop | $59.99 | per month |
| Year subscription | $59.99 | per year |
| MECH AI DIY | $66.99 | per year |
| Mechanic Pro Add-On 3 | $119.99 | per month |
| Mechanic Pro Add-On 5 | $154.99 | per month |
| Autoshop | $159.99 | per month |
| MECH AI Mechanic | $167.99 | per year |
| Mechanic Pro Add-On 10 | $239.99 | per month |
| Shop Manager | $249.99 | per month |
| Mechanic Pro Add-On 25 | $459.99 | per month |
| MECH AI Shop | $499.99 | per year |
| Mechanic Pro Add-On 50 | $999.99 | per month |
| 100 | $3.99 | one-time |
| 200 | $5.99 | one-time |


### FullProb

[App page](https://appshunter.io/ios/app/fullprob/id6745569455)

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

**In-app purchases:** none


## Frequently asked questions

### Is MECH AI free?

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

### Is FullProb free?

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

### Do MECH AI or FullProb have ads?

MECH AI shows ads; FullProb does not.

### Which is updated more often, MECH AI or FullProb?

MECH AI ships an update every 5 days, and FullProb weekly. Most recently, MECH AI was updated on October 27, 2026 and FullProb on October 28, 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.*