# SKANYX vs OBD2 Scanner + Engine Sound

The clearest difference is rating: SKANYX at 5.0 against OBD2 Scanner + Engine Sound's 4.0. SKANYX also leads on ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. SKANYX sells 10 in-app purchases, starting at $79.99 per year and OBD2 Scanner + Engine Sound sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SKANYX holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SKANYX ships an update every 5 days, OBD2 Scanner + Engine Sound every 9 days. The most recent releases landed on November 10, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SKANYX | OBD2 Scanner + Engine Sound |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skanyx-ai-obd2-engine-check/id6770865608/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/obd2-scanner-plus-engine-sound/id6789023964/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 182 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SKANYX](https://appshunter.io/developer/1896765445) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## What reviewers say

### SKANYX

[App page](https://appshunter.io/ios/app/skanyx-ai-obd2-engine-check/id6770865608)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SKANYX Pro · Annual | $79.99 | per year |
| Diagnosis Pack 5 | $3.99 | one-time |
| +3 Vehicle Slots | $3.99 | one-time |
| +5 Vehicle Slots | $6.99 | one-time |
| Diagnosis Pack | $8.99 | one-time |
| Pre-Purchase Inspection Pro | $19.99 | one-time |
| Pre-Purchase Inspection | $22.99 | one-time |
| Pre-Purchase Inspection ×3 Pro | $44.99 | one-time |
| Pre-Purchase Inspection ×5 Pro | $69.99 | one-time |
| Pre-Purchase Inspection ×5 | $79.99 | one-time |


### OBD2 Scanner + Engine Sound

[App page](https://appshunter.io/ios/app/obd2-scanner-plus-engine-sound/id6789023964)

Monitor your car's engine performance and hear its sound in real-time. Customize your dashboard with various widgets and track your drives with detailed maps and trip data. Offers a demo mode and optional Pro features for an enhanced experience.

**Highlights:** Real-time OBD2 data display, Engine sound simulation based on RPM, Customizable dashboard with widgets, Trip computer and fuel economy tracking, Speed and RPM on map view, HUD mode for windshield projection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| car_ui Pro (One-Time) | $4.99 | one-time |


## Frequently asked questions

### Is SKANYX free?

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

### Is OBD2 Scanner + Engine Sound free?

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

### Which has better reviews, SKANYX or OBD2 Scanner + Engine Sound?

SKANYX is rated higher. SKANYX averages 5.0 out of 5 from 1 ratings, while OBD2 Scanner + Engine Sound averages 4.0 from 1 ratings.

### Do SKANYX or OBD2 Scanner + Engine Sound have ads?

OBD2 Scanner + Engine Sound shows ads; SKANYX does not.

### Which is updated more often, SKANYX or OBD2 Scanner + Engine Sound?

SKANYX ships an update every 5 days, and OBD2 Scanner + Engine Sound every 9 days. Most recently, SKANYX was updated on November 10, 2026 and OBD2 Scanner + Engine Sound 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.*