# IJOY Pro vs USB

The clearest difference is review sentiment: USB at 75% against IJOY Pro's 29%. USB also leads on rating (4.4 vs 2.8) and in-app purchases (none vs 18). IJOY Pro's advantage is update cadence (every 10 days vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. IJOY Pro sells 18 in-app purchases, starting at $23.99 per month. USB asks for nothing beyond the download.

USB holds the better App Store score, 4.4 against 2.8. Both are backed by a comparable volume of ratings — 9 and 16 respectively. Written reviews point the same way: 29% of IJOY Pro's written reviews are positive against 75% of USB's.

IJOY Pro ships an update every 10 days, USB monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IJOY Pro | USB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (9 ratings)](https://appshunter.io/ios/app/ijoy-pro/id1558007553/reviews) | **[4.4 (16 ratings)](https://appshunter.io/ios/app/usb-connect/id1563292212/reviews)** |
| Number of ratings | 9 | **16** |
| Positive reviews | 28.6% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 198 MB | 74 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen sevenblock technology Co., Ltd.](https://appshunter.io/developer/1447836350) | [U.S. Boiler Company, LLC.](https://appshunter.io/developer/608292333) |

## What reviewers say

### IJOY Pro

[App page](https://appshunter.io/ios/app/ijoy-pro/id1558007553)

This app combines AI emotional companionship with smart toy control. Engage in immersive dialogues with AI characters and experience physical responses that synchronize with your interactions. Create custom AI characters and clone voices to bring dream partners to life.

**Highlights:** AI emotional companionship, Smart toy synchronization, Multi-dimensional story interactions, Vast character library, Customizable AI characters, Voice cloning technology, Intelligent toy control modes

**Features:** macOS Compatibility

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly  Subscribed | $23.99 | per month |
| 60 JOY Coins | $3.99 | one-time |
| 50% Off VIP Monthly Pass | $14.99 | one-time |
| 300 energy | $15.99 | one-time |
| 40% Off VIP Monthly Pass | $16.99 | one-time |
| 30% Off VIP Monthly Pass | $19.99 | one-time |
| 300JOY Coins | $19.99 | one-time |
| 20% Off VIP Monthly Pass | $22.99 | one-time |
| vip monthly card | $29.99 | one-time |
| 800 energy | $36.99 | one-time |
| 980 JOY Coins | $64.99 | one-time |
| VIP season card | $79.99 | one-time |
| 3000 energy | $119.99 | one-time |
| 1980 JOY Coins | $129.99 | one-time |
| VIP Annual Card | $199.00 | one-time |
| 3280 JOY Coins | $219.99 | one-time |
| 8000 energy | $264.99 | one-time |
| 6480 JOY Coins | $429.99 | one-time |


### 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 IJOY Pro free?

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

### Is USB free?

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

### Which has better reviews, IJOY Pro or USB?

USB is rated higher. IJOY Pro averages 2.8 out of 5 from 9 ratings, while USB averages 4.4 from 16 ratings.

### Do IJOY Pro or USB have ads?

Neither IJOY Pro nor USB shows ads.

### Which is updated more often, IJOY Pro or USB?

IJOY Pro ships an update every 10 days, and USB monthly. Most recently, IJOY Pro was updated on October 25, 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.*