# BlueDriver OBD2 Scan Tool vs Jerrycan

The clearest difference is rating: BlueDriver OBD2 Scan Tool at 4.6 against Jerrycan's 3.9. BlueDriver OBD2 Scan Tool also leads on update cadence (every 9 days vs every 3 months) and ratings volume (14K vs 49). Jerrycan's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (9.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BlueDriver OBD2 Scan Tool holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: BlueDriver OBD2 Scan Tool has 14K ratings behind it against 49, so its average is the more settled of the two. Written reviews point the same way: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 43% of Jerrycan's.

BlueDriver OBD2 Scan Tool ships an update every 9 days, Jerrycan every 3 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | BlueDriver OBD2 Scan Tool | Jerrycan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (14K ratings)](https://appshunter.io/ios/app/bluedriver-obd2-scan-tool/id445403397/reviews)** | [3.9 (49 ratings)](https://appshunter.io/ios/app/jerrycan/id707458900/reviews) |
| Number of ratings | **14K** | 49 |
| Positive reviews | **57.2% of reviews** | 42.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 278 MB | 53 MB |
| Requires iOS | 16.6 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lemur Vehicle Monitors](https://appshunter.io/developer/445403400) | [Pavlo Grozian](https://appshunter.io/developer/707458903) |

## What reviewers say

### BlueDriver OBD2 Scan Tool

[App page](https://appshunter.io/ios/app/bluedriver-obd2-scan-tool/id445403397)

This app turns your smartphone into a powerful OBD2 scan tool. It allows you to read and clear trouble codes, view live data, and generate detailed repair reports for your vehicle. Understand your car's issues and make informed repair decisions.

**Highlights:** Read and clear trouble codes (Check Engine, ABS, etc.), Generate professional-grade Repair Reports, Access Mode 6 and smog readiness data, View live data with interactive graphing, Wireless Bluetooth scanning, Likely fixes explained in plain language

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Excellent diagnostic capabilities
- 💰 Great value for money
- 🔍 Detailed fault code information
- 📚 Helpful repair suggestions

**What reviewers complain about**

- 🐛 Occasional Bluetooth connectivity issues
- ⚠️ Limited support for some vehicle makes/models
- 🚫 Cannot read odometer information
- 🚫 Lack of advanced features for professional mechanics
- 🚫 No support for European vehicle VINs

**Reported bugs**

- Occasional app crashes
- Failure to detect vehicle faults in some cases
- Inability to update firmware on certain devices

**Requested features**

- Add support for more vehicle makes and models
- Improve Bluetooth stability and connectivity
- Implement odometer reading functionality
- Expand diagnostic capabilities to include more advanced features
- Add support for European vehicle VINs


### Jerrycan

[App page](https://appshunter.io/ios/app/jerrycan/id707458900)

This app helps drivers track fuel consumption, mileage, and expenses to improve driving efficiency and reduce costs. It provides personalized tips for eco-driving and offers insights into fuel spending. The app also includes gas station ratings and allows for seamless data import from other applications.

**Highlights:** Track actual fuel consumption, Monitor MPG and mileage, Calculate fuel expenses, Improve driving habits with tips, Eco-driving for cost savings, Gas station ratings, Import data from other apps

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlueDriver OBD2 Scan Tool free?

BlueDriver OBD2 Scan Tool is free to download, with no in-app purchases.

### Is Jerrycan free?

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

### Which has better reviews, BlueDriver OBD2 Scan Tool or Jerrycan?

BlueDriver OBD2 Scan Tool is rated higher. BlueDriver OBD2 Scan Tool averages 4.6 out of 5 from 14K ratings, while Jerrycan averages 3.9 from 49 ratings.

### Do BlueDriver OBD2 Scan Tool or Jerrycan have ads?

Neither BlueDriver OBD2 Scan Tool nor Jerrycan shows ads.

### Which is updated more often, BlueDriver OBD2 Scan Tool or Jerrycan?

BlueDriver OBD2 Scan Tool ships an update every 9 days, and Jerrycan every 3 months. Most recently, BlueDriver OBD2 Scan Tool was updated on October 1, 2026 and Jerrycan on September 30, 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.*