# TopScan Pad vs VDIAGTOOL

The clearest difference is rating: TopScan Pad at 4.2 against VDIAGTOOL's 2.8. TopScan Pad also leads on iOS requirement (11.0 vs 15.6). VDIAGTOOL's advantage is update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

TopScan Pad holds the better App Store score, 4.2 against 2.8. Both are backed by a comparable volume of ratings — 6 and 8 respectively.

TopScan Pad ships an update every 4 months, VDIAGTOOL every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TopScan Pad | VDIAGTOOL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/topscan-pad/id6476964730/reviews)** | [2.8 (8 ratings)](https://appshunter.io/ios/app/vdiagtool/id6751025207/reviews) |
| Number of ratings | 6 | **8** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 2.2 GB | 1.1 GB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) | [Shenzhen VDIAGTOOL Technology Co., Ltd](https://appshunter.io/developer/1833169281) |

## What reviewers say

### TopScan Pad

[App page](https://appshunter.io/ios/app/topscan-pad/id6476964730)

Transform your tablet into a powerful vehicle diagnostic tool with this app. It offers comprehensive system scans, bi-directional controls, and special maintenance functions for over 100 car brands. Easily identify and resolve vehicle issues with detailed reports and a repair data library.

**Highlights:** Full-system diagnosis, Bi-directional controls, AutoVIN vehicle identification, Special maintenance functions, Wireless Bluetooth 5.0 connection, Diagnostic report generation, Repair data library

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

**In-app purchases:** none


### VDIAGTOOL

[App page](https://appshunter.io/ios/app/vdiagtool/id6751025207)

This app provides comprehensive vehicle diagnostics, acting as a portable, professional solution. It connects to a Bluetooth OBDII adapter for full-system scanning and special functions on various car brands.

**Highlights:** Full-system vehicle diagnostics, Professional special functions (oil reset, DPF regen, EPB), High-speed Bluetooth OBDII adapter included, Portable, pocket-sized design, Cross-platform iOS compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is TopScan Pad free?

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

### Is VDIAGTOOL free?

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

### Which has better reviews, TopScan Pad or VDIAGTOOL?

TopScan Pad is rated higher. TopScan Pad averages 4.2 out of 5 from 6 ratings, while VDIAGTOOL averages 2.8 from 8 ratings.

### Do TopScan Pad or VDIAGTOOL have ads?

Neither TopScan Pad nor VDIAGTOOL shows ads.

### Which is updated more often, TopScan Pad or VDIAGTOOL?

TopScan Pad ships an update every 4 months, and VDIAGTOOL every 3 weeks. Most recently, TopScan Pad was updated on October 30, 2026 and VDIAGTOOL on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*