# Xtool Anyscan vs KDIAG

The clearest difference is rating: KDIAG at 3.4 against Xtool Anyscan's 2.9. Xtool Anyscan's advantage is ratings volume (83 vs 17) and iOS requirement (15.6 vs 17.0). On price, review sentiment, update cadence 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.

KDIAG holds the better App Store score, 3.4 against 2.9. Both are backed by a comparable volume of ratings — 83 and 17 respectively. Written reviews complicate that: 35% of Xtool Anyscan's written reviews are positive against 33% of KDIAG's, so the app with the better star average is not the one people write more warmly about.

Xtool Anyscan ships an update every 4 weeks, KDIAG every 3 weeks. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Xtool Anyscan | KDIAG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (83 ratings)](https://appshunter.io/ios/app/xtool-anyscan/id1435757731/reviews) | **[3.4 (17 ratings)](https://appshunter.io/ios/app/kdiag/id6450169808/reviews)** |
| Number of ratings | **83** | 17 |
| Positive reviews | **34.7% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 1.3 GB | 74 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [翔宇 金](https://appshunter.io/developer/528881861) | [祖策 谢](https://appshunter.io/developer/983519195) |

## What reviewers say

### Xtool Anyscan

[App page](https://appshunter.io/ios/app/xtool-anyscan/id1435757731)

This smart diagnostic system connects to your iPhone or iPad to provide on-demand vehicle diagnostics. It offers comprehensive coverage for a wide range of car makes and includes full system diagnosis with various special functions.

**Highlights:** Comprehensive vehicle coverage, Full system diagnosis, Special functions, Small and portable, Bluetooth wireless connection

**Features:** macOS Compatibility

**In-app purchases:** none


### KDIAG

[App page](https://appshunter.io/ios/app/kdiag/id6450169808)

This app offers comprehensive automotive fault detection and OBD functions for various car brands. It provides professional diagnostic services to quickly identify and resolve car issues, making driving safer and smoother for enthusiasts and professionals alike. The app supports 8 languages and is free to use.

**Highlights:** Comprehensive automotive fault detection, OBD functions, System fault diagnosis for mainstream brands, Free to use, Supports 8 languages, Professional diagnostic services

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

**In-app purchases:** none


## Frequently asked questions

### Is Xtool Anyscan free?

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

### Is KDIAG free?

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

### Which has better reviews, Xtool Anyscan or KDIAG?

KDIAG is rated higher. Xtool Anyscan averages 2.9 out of 5 from 83 ratings, while KDIAG averages 3.4 from 17 ratings.

### Do Xtool Anyscan or KDIAG have ads?

Neither Xtool Anyscan nor KDIAG shows ads.

### Which is updated more often, Xtool Anyscan or KDIAG?

Xtool Anyscan ships an update every 4 weeks, and KDIAG every 3 weeks. Most recently, Xtool Anyscan was updated on September 22, 2026 and KDIAG on September 21, 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.*