# PQIReader vs USB

The clearest difference is review sentiment: USB at 75% against PQIReader's 0%. USB also leads on rating (4.4 vs 2.3). PQIReader's advantage is update cadence (every 11 days vs monthly) and iOS requirement (8.0 vs 13.0). 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.

USB holds the better App Store score, 4.4 against 2.3. Both are backed by a comparable volume of ratings — 6 and 16 respectively. Written reviews point the same way: 0% of PQIReader's written reviews are positive against 75% of USB's.

PQIReader ships an update every 11 days, USB monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | PQIReader | USB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/pqireader/id1142546581/reviews) | **[4.4 (16 ratings)](https://appshunter.io/ios/app/usb-connect/id1563292212/reviews)** |
| Number of ratings | 6 | **16** |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | Free | Free |
| Size | 60 MB | 74 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Power Quotient International Co., Ltd.](https://appshunter.io/developer/480977683) | [U.S. Boiler Company, LLC.](https://appshunter.io/developer/608292333) |

## What reviewers say

### PQIReader

[App page](https://appshunter.io/ios/app/pqireader/id1142546581)

This utility app allows users to manage photos and videos on their iOS devices. It supports editing videos, backing up media, and playing music. Users can also share their edited videos directly to social media platforms.

**Highlights:** Video editing, Photo and video backup, Music playback, Social media sharing, iOS card reader functionality

**In-app purchases:** none


### USB

[App page](https://appshunter.io/ios/app/usb-connect/id1563292212)

This tool connects to U.S. Boiler modulating condensing boilers via a Bluetooth adapter for commissioning, diagnostics, and service. It offers wizards for startup and troubleshooting, data logging, and remote support capabilities through a web portal.

**Highlights:** Bluetooth connectivity to boilers, Commissioning, diagnostic, and service functions, Startup, troubleshoot, and service wizards, Cloud data logging and reporting, Remote support via web portal, Boiler firmware and parameter updates

**In-app purchases:** none


## Frequently asked questions

### Is PQIReader free?

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

### Is USB free?

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

### Which has better reviews, PQIReader or USB?

USB is rated higher. PQIReader averages 2.3 out of 5 from 6 ratings, while USB averages 4.4 from 16 ratings.

### Do PQIReader or USB have ads?

Neither PQIReader nor USB shows ads.

### Which is updated more often, PQIReader or USB?

PQIReader ships an update every 11 days, and USB monthly. Most recently, PQIReader was updated on October 24, 2026 and USB on October 24, 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.*