# OBD Diagnostics vs Honest Mechanic

The clearest difference is ads: Honest Mechanic at none against OBD Diagnostics's shown. Honest Mechanic also leads on update cadence (every 9 days vs monthly) and iOS requirement (15.1 vs 26.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. OBD Diagnostics sells 1 one-off in-app purchase and Honest Mechanic sells 7 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

OBD Diagnostics ships an update monthly, Honest Mechanic every 9 days. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OBD Diagnostics | Honest Mechanic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/honest-mechanic/id6776071652/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 65 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EJSmith](https://appshunter.io/developer/305393602) | [Honest Mechanic Technologies LLC](https://appshunter.io/developer/6776071654) |

## What reviewers say

### OBD Diagnostics

[App page](https://appshunter.io/ios/app/obd-diagnostics/id6759762253)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Honest Mechanic

[App page](https://appshunter.io/ios/app/honest-mechanic/id6776071652)

This app translates your car's diagnostic data into clear, understandable information. It helps you comprehend warning lights, trouble codes, and potential repair needs before you pay, empowering you to have more informed conversations with mechanics.

**Highlights:** Understand trouble codes in plain language, See what your vehicle is reporting, Explore possible causes of issues, AI-powered text or voice follow-up questions, Organize and share clear reports, Pre-purchase vehicle information analysis, Long-term vehicle signal monitoring

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Honest Mechanic Casual | $1.99 | per month |
| Honest Mechanic Plus | $4.99 | per month |
| Honest Mechanic Premium | $8.99 | per month |
| Honest Mechanic Casual | $14.99 | per year |
| Honest Mechanic Plus | $39.99 | per year |
| Honest Mechanic Premium | $79.99 | per year |
| Casual One-Time | $1.49 | one-time |


## Frequently asked questions

### Is OBD Diagnostics free?

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

### Is Honest Mechanic free?

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

### Do OBD Diagnostics or Honest Mechanic have ads?

OBD Diagnostics shows ads; Honest Mechanic does not.

### Which is updated more often, OBD Diagnostics or Honest Mechanic?

OBD Diagnostics ships an update monthly, and Honest Mechanic every 9 days. Most recently, OBD Diagnostics was updated on October 6, 2026 and Honest Mechanic 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.*