# RSCHIP CHIPTUNING vs Car Scanner ELM OBD2

The clearest difference is review sentiment: Car Scanner ELM OBD2 at 81% against RSCHIP CHIPTUNING's 25%. Car Scanner ELM OBD2 also leads on update cadence (every 5 days vs every 2 months) and ratings volume (33K vs 2). RSCHIP CHIPTUNING's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Car Scanner ELM OBD2 sells 5 in-app purchases, starting at $3.99 per 6 months. RSCHIP CHIPTUNING asks for nothing beyond the download.

RSCHIP CHIPTUNING holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Car Scanner ELM OBD2 has 33K ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 25% of RSCHIP CHIPTUNING's written reviews are positive against 81% of Car Scanner ELM OBD2's, so the app with the better star average is not the one people write more warmly about.

RSCHIP CHIPTUNING ships an update every 2 months, Car Scanner ELM OBD2 every 5 days. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | RSCHIP CHIPTUNING | Car Scanner ELM OBD2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rschip-chiptuning/id1007204524/reviews)** | [4.8 (33K ratings)](https://appshunter.io/ios/app/car-scanner-elm-obd2/id1259933623/reviews) |
| Number of ratings | 2 | **33K** |
| Positive reviews | 25.0% of reviews | **81.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 97 MB | 182 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tachos LLC](https://appshunter.io/developer/723695073) | [Stanislav Svistunov](https://appshunter.io/developer/1259933622) |

## What reviewers say

### RSCHIP CHIPTUNING

[App page](https://appshunter.io/ios/app/rschip-chiptuning/id1007204524)

Enhance your car's performance with custom tunes and adjustable driving modes like Sport, Sport+, and Eco. This app offers an in-app installation manual and 24-hour support for an easier chip-tuning experience.

**Highlights:** Download vehicle-specific tunes, Customize driving modes (Sport, Sport+, Eco), In-app installation manual, 24-hour support service, Improved functionality and design

**In-app purchases:** none


### Car Scanner ELM OBD2

[App page](https://appshunter.io/ios/app/car-scanner-elm-obd2/id1259933623)

Monitor your car's performance, diagnose engine issues, and view sensor data in real-time. Customize your dashboard with gauges and charts, and reset fault codes. Supports a wide range of vehicles and offers advanced features for specific car brands.

**Highlights:** Real-time sensor data, OBD fault code reading and resetting, Customizable dashboard with gauges, Extended PID support, Mode 06 test results, Emission test readiness check, Acceleration measurement tool

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Car Scanner Pro (6 months) | $3.99 | per 6 months |
| Car Scanner Pro (1 year) | $4.99 | per year |
| Car Scanner Pro (low price) | $6.99 | one-time |
| Car Scanner Pro (mid price) | $6.99 | one-time |
| Car Scanner Pro (forever) | $7.99 | one-time |

**What reviewers like**

- 🚀 Works great with cheap OBD2 adapters
- 👍 Highly customizable dashboard
- 👍 Comprehensive sensor data
- 👍 Helpful error code lookup
- 👍 Frequent updates

**What reviewers complain about**

- 🐛 Occasional connection issues
- 🐛 Incorrect sensor readings for some vehicles
- 🐛 Crashes or freezes on some devices
- 🔋 Drains battery when left running

**Reported bugs**

- Unable to connect to certain vehicle models
- Incorrect fuel economy calculations
- Sensor data not updating properly in some cases

**Requested features**

- Add support for more vehicle profiles
- Improve CarPlay integration
- Allow custom dashboard templates
- Add option to automatically save data logs
- Expand sensor coverage, especially for transmissions and ABS


## Frequently asked questions

### Is RSCHIP CHIPTUNING free?

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

### Is Car Scanner ELM OBD2 free?

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

### Which has better reviews, RSCHIP CHIPTUNING or Car Scanner ELM OBD2?

RSCHIP CHIPTUNING is rated higher. RSCHIP CHIPTUNING averages 5.0 out of 5 from 2 ratings, while Car Scanner ELM OBD2 averages 4.8 from 33K ratings.

### Do RSCHIP CHIPTUNING or Car Scanner ELM OBD2 have ads?

Car Scanner ELM OBD2 shows ads; RSCHIP CHIPTUNING does not.

### Which is updated more often, RSCHIP CHIPTUNING or Car Scanner ELM OBD2?

RSCHIP CHIPTUNING ships an update every 2 months, and Car Scanner ELM OBD2 every 5 days. Most recently, RSCHIP CHIPTUNING was updated on October 19, 2026 and Car Scanner ELM OBD2 on October 23, 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.*