# Car Scanner ELM OBD2 vs LYTPMS

The clearest difference is rating: Car Scanner ELM OBD2 at 4.8 against LYTPMS's 3.0. Car Scanner ELM OBD2 also leads on update cadence (every 5 days vs every 2 months) and ratings volume (33K vs 2). LYTPMS's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, device support and iOS requirement 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. LYTPMS asks for nothing beyond the download.

Car Scanner ELM OBD2 holds the better App Store score, 4.8 against 3.0. 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.

Car Scanner ELM OBD2 ships an update every 5 days, LYTPMS every 2 months. The most recent releases landed on November 13, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Car Scanner ELM OBD2 | LYTPMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (33K ratings)](https://appshunter.io/ios/app/car-scanner-elm-obd2/id1259933623/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/lytpms/id6751835403/reviews) |
| Number of ratings | **33K** | 2 |
| Positive reviews | 81.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 181 MB | 32 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stanislav Svistunov](https://appshunter.io/developer/1259933622) | [Shenzhen Wolipu Technology Co.,Ltd](https://appshunter.io/developer/1837109294) |

## What reviewers say

### Car Scanner ELM OBD2

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

Monitor your car's real-time performance, diagnose fault codes, and access detailed sensor data. Customize your dashboard with various gauges and charts, and even reset diagnostic trouble codes. This tool helps you understand your vehicle's health and potentially reduce repair costs.

**Highlights:** Real-time vehicle data, OBD fault code reading and resetting, Customizable dashboard with gauges and charts, Extended PID support, Emission test readiness check, HUD mode for windshield projection, 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


### LYTPMS

[App page](https://appshunter.io/ios/app/lytpms/id6751835403)

This utility app connects to Bluetooth tire pressure sensors for cars and vans. It displays real-time tire pressure data and alerts users to abnormal conditions directly on their phone.

**Highlights:** Bluetooth connectivity, Real-time tire pressure display, Abnormal pressure alerts, Vehicle compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is Car Scanner ELM OBD2 free?

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

### Is LYTPMS free?

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

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

Car Scanner ELM OBD2 is rated higher. Car Scanner ELM OBD2 averages 4.8 out of 5 from 33K ratings, while LYTPMS averages 3.0 from 2 ratings.

### Do Car Scanner ELM OBD2 or LYTPMS have ads?

Car Scanner ELM OBD2 shows ads; LYTPMS does not.

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

Car Scanner ELM OBD2 ships an update every 5 days, and LYTPMS every 2 months. Most recently, Car Scanner ELM OBD2 was updated on November 13, 2026 and LYTPMS on November 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.*