# USB diagnostics

> Detect and diagnose usb devices that are connected to your device

Canonical page: [https://chrome-stats.com/d/com.devapp.usbhostmanager](https://chrome-stats.com/d/com.devapp.usbhostmanager)

## Overview

- **ID:** `com.devapp.usbhostmanager`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** DevAppliance
- **Category:** TOOLS
- **Downloads:** 301,284
- **Rating:** 3.61 / 5 (1,016 ratings)
- **Version:** 3.1
- **Last updated:** 2023-12-06
- **First published:** 2018-12-02
- **Publisher country:** NG
- **Size:** 8.58 MB
- **Data as of:** 2026-09-11
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.devapp.usbhostmanager)
- **Website:** [https://www.devappliance.com](https://www.devappliance.com/)
- **Privacy policy:** [https://devappliance.com/privacypolicy/USB\_\_diagnostics](https://devappliance.com/privacypolicy/USB__diagnostics)

## Description

USB Diagnostics is a powerful Chrome extension designed to detect and diagnose USB devices connected to your mobile device via USB OTG or hubs. It provides comprehensive analysis and reports on all connected USB devices, ensuring they are functioning properly. Compatible with USB Type-C and other USB types, this tool offers detailed insights and thorough testing for your USB peripherals.

Key features include the ability to show detailed information on connected USB devices, display diagnostic reports, list all available devices, and perform comprehensive testing. Simply connect your USB device before scanning to get accurate results. Enhance your USB device management with USB Diagnostics and ensure your devices work flawlessly.

## Rankings

- #129,891 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.applovin.array.apphub.permission.BIND_APPHUB_SERVICE`
- `com.devapp.usbhostmanager.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Users largely criticize the app for intrusive ads and reliability issues. The most common complaints center on heavy, full-screen ads that disrupt usage and make the app feel adware-like, with multiple reviews noting the app simply doesn’t work well. A minority report positive results, claiming it fixes USB-C audio/headphone problems and that the app can be effective. Overall sentiment skews negative due to the ad experience, although a few users report genuine USB-C audio improvements.

### Pros

- Helps fix USB-C audio/headphone problems for some users
- Regarded as a good / very good app by several reviewers
- Some users report it is effective at achieving its purpose

### Cons

- Excessive intrusive ads that render the app unusable
- App often doesn't work / is unreliable
- Adware-like experience with full-screen ads on many screens

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- [USB OTG Connector Phone to USB](https://chrome-stats.com/d/com.sdcard.usbbackup) — 452,510 users, 3.81 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.devapp.usbhostmanager)