# MAXOBD vs Dollarfix

The clearest difference is review sentiment: Dollarfix at 90% against MAXOBD's 29%. Dollarfix also leads on rating (4.7 vs 2.4) and ratings volume (55 vs 7). 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.

Dollarfix holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: Dollarfix has 55 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 29% of MAXOBD's written reviews are positive against 90% of Dollarfix's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | MAXOBD | Dollarfix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (7 ratings)](https://appshunter.io/ios/app/maxobd/id6737468032/reviews) | **[4.7 (55 ratings)](https://appshunter.io/ios/app/dollarfix/id6739483382/reviews)** |
| Number of ratings | 7 | **55** |
| Positive reviews | 28.6% of reviews | **90.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 47 MB | 894 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [祖策 谢](https://appshunter.io/developer/983519195) | [MATL TECH INC.](https://appshunter.io/developer/1735263917) |

## What reviewers say

### MAXOBD

[App page](https://appshunter.io/ios/app/maxobd/id6737468032)

This utility app allows car owners to detect vehicle faults by connecting to standard OBD protocol devices. It enables users to read trouble codes, view real-time data, and access performance parameters, with enhanced features when using specific hardware. The goal is to simplify vehicle management and early problem detection.

**Highlights:** Vehicle fault detection, Connects with standard OBD devices, Read trouble codes, View real-time data, Access performance parameters, Clear trouble codes (with specific hardware)

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

**In-app purchases:** none


### Dollarfix

[App page](https://appshunter.io/ios/app/dollarfix/id6739483382)

A social platform for car enthusiasts to share content, join communities, and get expert advice. It also offers vehicle diagnostic services, connecting to devices for OBD functions and maintenance checks.

**Highlights:** Automotive content sharing and discussion, Create and join car communities, Real-time car news and updates, Connect with car experts, Software diagnostic function, OBD functions and vehicle maintenance

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

**In-app purchases:** none


## Frequently asked questions

### Is MAXOBD free?

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

### Is Dollarfix free?

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

### Which has better reviews, MAXOBD or Dollarfix?

Dollarfix is rated higher. MAXOBD averages 2.4 out of 5 from 7 ratings, while Dollarfix averages 4.7 from 55 ratings.

### Do MAXOBD or Dollarfix have ads?

Neither MAXOBD nor Dollarfix shows ads.

### Which is updated more often, MAXOBD or Dollarfix?

MAXOBD ships an update every 3 weeks, and Dollarfix every 3 weeks. Most recently, MAXOBD was updated on September 30, 2026 and Dollarfix on October 1, 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.*