# FIXD OBD2 Scanner vs ChkOBD OBD2 Analyzer

The clearest difference is rating: FIXD OBD2 Scanner at 4.6 against ChkOBD OBD2 Analyzer's 3.0. FIXD OBD2 Scanner also leads on update cadence (weekly vs every 3 months) and ratings volume (26K vs 4). ChkOBD OBD2 Analyzer's advantage is iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. FIXD OBD2 Scanner sells 3 in-app purchases, starting at $7.99 per 7 days and ChkOBD OBD2 Analyzer sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

FIXD OBD2 Scanner holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: FIXD OBD2 Scanner has 26K ratings behind it against 4, so its average is the more settled of the two.

FIXD OBD2 Scanner ships an update weekly, ChkOBD OBD2 Analyzer every 3 months. The most recent releases landed on September 25, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | FIXD OBD2 Scanner | ChkOBD OBD2 Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (26K ratings)](https://appshunter.io/ios/app/fixd-obd2-scanner/id957168651/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011/reviews) |
| Number of ratings | **26K** | 4 |
| Positive reviews | 59.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#42** | — |
| Size | 57 MB | 63 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FIXD Automotive Inc](https://appshunter.io/developer/957168650) | [Check On-Board Diagnostics LLC](https://appshunter.io/developer/1511585010) |

## What reviewers say

### FIXD OBD2 Scanner

[App page](https://appshunter.io/ios/app/fixd-obd2-scanner/id957168651)

**Currently charting:** #42 Top Grossing · Utilities (US App Store)

This app translates your car's diagnostic trouble codes into plain language, helping you understand potential issues and their severity. It provides maintenance reminders and offers advanced features like issue forecasting and emissions pre-checks with a premium subscription.

**Highlights:** Translate check engine light codes, Understand issue severity, Maintenance reminders, Issue forecasting, Emissions pre-check, Mechanic hotline access

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly FIXD Premium | $7.99 | per 7 days |
| Monthly FIXD Premium | $12.99 | per month |
| Yearly FIXD Premium | $99.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quickly identifies problems
- 💰 Saves money on mechanics
- 🔍 Provides detailed diagnostic information
- ⚙️ Helpful for DIY maintenance

**What reviewers complain about**

- 🔒 Requires subscription for full functionality
- 💰 Expensive premium subscription
- 🤖 Inconsistent performance across vehicles
- 🔌 Connectivity issues with device
- 🤷‍♀️ Limited functionality without subscription

**Reported bugs**

- Fails to detect certain error codes
- Inconsistent Bluetooth pairing
- Subscription charges without user consent
- Inability to cancel subscription through app

**Requested features**

- Ability to manually input maintenance records
- Clearer indication of subscription requirements
- Support for more vehicle makes and models
- Improved diagnostic capabilities for advanced issues
- Option to disable subscription upsells


### ChkOBD OBD2 Analyzer

[App page](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011)

Connect your iPhone or iPad to your car's engine to view vital data. Access basic engine values for free, with in-app purchases for advanced diagnostics, smog check readiness, VIN analysis, and error decoding.

**Highlights:** View engine values, In-app purchase for advanced data, Smog Check Assistant, VIN Analyzer, Error Decoder and Reset, Bluetooth adapter compatibility check

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smog Check Assistant | $4.99 | per month |
| VIN Analyzer | $1.99 | one-time |
| Error Analyzer | $2.99 | one-time |
| Advance Engine Values | $4.99 | one-time |


## Frequently asked questions

### Is FIXD OBD2 Scanner free?

FIXD OBD2 Scanner is free to download, with in-app purchases available.

### Is ChkOBD OBD2 Analyzer free?

ChkOBD OBD2 Analyzer is free to download, with in-app purchases available.

### Which has better reviews, FIXD OBD2 Scanner or ChkOBD OBD2 Analyzer?

FIXD OBD2 Scanner is rated higher. FIXD OBD2 Scanner averages 4.6 out of 5 from 26K ratings, while ChkOBD OBD2 Analyzer averages 3.0 from 4 ratings.

### Do FIXD OBD2 Scanner or ChkOBD OBD2 Analyzer have ads?

Neither FIXD OBD2 Scanner nor ChkOBD OBD2 Analyzer shows ads.

### Which is updated more often, FIXD OBD2 Scanner or ChkOBD OBD2 Analyzer?

FIXD OBD2 Scanner ships an update weekly, and ChkOBD OBD2 Analyzer every 3 months. Most recently, FIXD OBD2 Scanner was updated on September 25, 2026 and ChkOBD OBD2 Analyzer on June 5, 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.*