# Bluetooth Controller vs HY300 4K Smart Projector Guide

The clearest difference is ads: Bluetooth Controller at none against HY300 4K Smart Projector Guide's shown. Bluetooth Controller also leads on iOS requirement (13.0 vs 16.6). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Bluetooth Controller ships an update monthly, HY300 4K Smart Projector Guide every 6 weeks. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Bluetooth Controller | HY300 4K Smart Projector Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.3 (3 ratings)](https://appshunter.io/ios/app/hy300-4k-smart-projector-guide/id6780073766/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Ad-supported |
| Size | 20 MB | 7 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Hebei Cologne Electric Power Technology Co.,Ltd.](https://appshunter.io/developer/1811498632) | [Cristian Andrei Romascu Radu](https://appshunter.io/developer/1029035234) |

## What reviewers say

### Bluetooth Controller

[App page](https://appshunter.io/ios/app/bluetooth-controller/id6745241516)

**Features:** macOS Compatibility

**In-app purchases:** none


### HY300 4K Smart Projector Guide

[App page](https://appshunter.io/ios/app/hy300-4k-smart-projector-guide/id6780073766)

This guide provides step-by-step instructions for setting up and troubleshooting your HY300 4K Smart Projector. It helps with initial setup, WiFi connection, screen mirroring, image adjustments, and resolving common issues like no signal or audio problems.

**Highlights:** Step-by-step setup instructions, WiFi and Bluetooth connection help, Screen mirroring guidance, Image focus and keystone correction, Troubleshooting for common issues, Factory reset procedures

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth Controller free?

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

### Is HY300 4K Smart Projector Guide free?

HY300 4K Smart Projector Guide is free to download, with no in-app purchases.

### Do Bluetooth Controller or HY300 4K Smart Projector Guide have ads?

HY300 4K Smart Projector Guide shows ads; Bluetooth Controller does not.

### Which is updated more often, Bluetooth Controller or HY300 4K Smart Projector Guide?

Bluetooth Controller ships an update monthly, and HY300 4K Smart Projector Guide every 6 weeks. Most recently, Bluetooth Controller was updated on September 20, 2026 and HY300 4K Smart Projector Guide on September 22, 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.*