# LELink Scanner vs OBD2 Cat

The clearest difference is update cadence: OBD2 Cat at fortnightly against LELink Scanner's every 3 months. LELink Scanner's advantage is iOS requirement (12.0 vs 16.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for LELink Scanner against 5.0 for OBD2 Cat. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

LELink Scanner ships an update every 3 months, OBD2 Cat fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LELink Scanner | OBD2 Cat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/lelink-scanner/id6739438895/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/obd2-cat-car-scanner/id6751106245/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 11 MB | 15 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [K SOLUTION LLC](https://appshunter.io/developer/289670447) | [Roman Tikhonychev](https://appshunter.io/developer/1833446011) |

## What reviewers say

### LELink Scanner

[App page](https://appshunter.io/ios/app/lelink-scanner/id6739438895)

This app acts as an engine diagnostics tool, allowing users to read and clear trouble codes, view real-time engine data, and customize performance gauges. It supports a wide range of OBD-II compliant vehicles and offers advanced features for both hobbyists and professionals.

**Highlights:** Read and clear trouble codes, View real-time engine and sensor data, Customizable gauges and dashboards, Smog readiness check, MPG and performance timers, Supports multiple ECU types

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

**In-app purchases:** none


### OBD2 Cat

[App page](https://appshunter.io/ios/app/obd2-cat-car-scanner/id6751106245)

This app reads diagnostic trouble codes and live vehicle data from compatible cars using a Bluetooth OBD2 adapter. It helps drivers understand dashboard warnings by checking engine codes, viewing sensor data, and retrieving vehicle identification information.

**Highlights:** Read diagnostic trouble codes (DTCs), Clear supported trouble codes, View live engine and sensor data, Check VIN, make, model, and year, Auto Scan for codes, View OBD protocol and connection status

**In-app purchases:** none


## Frequently asked questions

### Is LELink Scanner free?

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

### Is OBD2 Cat free?

OBD2 Cat is free to download, with no in-app purchases.

### Which has better reviews, LELink Scanner or OBD2 Cat?

LELink Scanner and OBD2 Cat are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do LELink Scanner or OBD2 Cat have ads?

Neither LELink Scanner nor OBD2 Cat shows ads.

### Which is updated more often, LELink Scanner or OBD2 Cat?

LELink Scanner ships an update every 3 months, and OBD2 Cat fortnightly. Most recently, LELink Scanner was updated on November 4, 2026 and OBD2 Cat on October 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.*