# RSCHIP CHIPTUNING vs OBD2 Scanner

The clearest difference is in-app purchases: RSCHIP CHIPTUNING at none against OBD2 Scanner's 6. RSCHIP CHIPTUNING also leads on ads (none vs shown) and rating (5.0 vs 4.6). OBD2 Scanner's advantage is ratings volume (974 vs 2). On price, review sentiment and update cadence there is nothing between them.

Both are free to download. OBD2 Scanner sells 6 in-app purchases, starting at $6.99 per 7 days. RSCHIP CHIPTUNING asks for nothing beyond the download.

RSCHIP CHIPTUNING holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: OBD2 Scanner has 974 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of RSCHIP CHIPTUNING's written reviews are positive against 23% of OBD2 Scanner's.

RSCHIP CHIPTUNING ships an update every 2 months, OBD2 Scanner monthly. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | RSCHIP CHIPTUNING | OBD2 Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rschip-chiptuning/id1007204524/reviews)** | [4.6 (974 ratings)](https://appshunter.io/ios/app/obd2-scanner-torque-elm-327/id6477899127/reviews) |
| Number of ratings | 2 | **974** |
| Positive reviews | **25.0% of reviews** | 23.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 97 MB | 102 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tachos LLC](https://appshunter.io/developer/723695073) | [Phong Pham](https://appshunter.io/developer/1731047500) |

## 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


### OBD2 Scanner

[App page](https://appshunter.io/ios/app/obd2-scanner-torque-elm-327/id6477899127)

Transform your smartphone into a powerful car diagnostic tool. Monitor real-time engine data, read and clear trouble codes, and track your vehicle's performance. Customize your dashboard and access repair manuals to understand and fix issues.

**Highlights:** Real-time engine data monitoring, Read and clear trouble codes, Performance tracking, Customizable dashboards, Repair manual database, Compatibility with OBD2 ELM327 adapters

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium weeky freetrial | $6.99 | per 7 days |
| Premium Weekly | $7.99 | per 7 days |
| Premium Monthly | $14.99 | per month |
| Premium Monthly | $17.99 | per month |
| Premium Yearly | $59.99 | per year |
| Lifetime Premium | $69.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use setup
- ✅ Works well for some vehicle models
- ⭐ Useful for basic OBD2 scanning

**What reviewers complain about**

- 💰 Expensive pricing for limited functionality
- 🐛 Bluetooth connection drops frequently
- ❌ Poor compatibility with many vehicle models
- 📱 Deceptive UI with hidden exit menus
- 🔒 Security concerns and unauthorized charges

**Reported bugs**

- Bluetooth connection drops and requires reboot
- App fails to connect to OBD2 devices
- Sensors display N/A values in paid version
- Cannot select vehicle profile
- App crashes or becomes unresponsive

**Requested features**

- Oil temperature and transmission data
- Wheel sensor information
- Pending DTC display
- Permanent check engine light clearing
- Module-specific scanning selection


## Frequently asked questions

### Is RSCHIP CHIPTUNING free?

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

### Is OBD2 Scanner free?

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

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

RSCHIP CHIPTUNING is rated higher. RSCHIP CHIPTUNING averages 5.0 out of 5 from 2 ratings, while OBD2 Scanner averages 4.6 from 974 ratings.

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

OBD2 Scanner shows ads; RSCHIP CHIPTUNING does not.

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

RSCHIP CHIPTUNING ships an update every 2 months, and OBD2 Scanner monthly. Most recently, RSCHIP CHIPTUNING was updated on October 3, 2026 and OBD2 Scanner on October 17, 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.*