# Boulder Controller vs BGMRadio

The clearest difference is in-app purchases: Boulder Controller at none against BGMRadio's 1. BGMRadio's advantage is update cadence (monthly vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BGMRadio sells 1 in-app purchase, starting at $134.99 per year. Boulder Controller asks for nothing beyond the download.

Boulder Controller ships an update every 5 months, BGMRadio monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Boulder Controller | BGMRadio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/boulder-controller/id1474712048/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | — |
| Size | 27 MB | 31 MB |
| Requires iOS | 12 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Boulder Amplifiers, Inc.](https://appshunter.io/developer/1474712047) | [AMPai artificial intelligence music limited](https://appshunter.io/developer/1538105186) |

## What reviewers say

### Boulder Controller

[App page](https://appshunter.io/ios/app/boulder-controller/id1474712048)

Control your Boulder 866 Integrated and 812 DAC Preamplifier with this app. Stream music from various services, manage software updates, and configure your device settings wirelessly.

**Highlights:** Control Boulder 866 Integrated, Control Boulder 812 DAC Preamplifier, Stream from network services, Play music wirelessly, Setup 866/812 devices, Manage software updates

**Features:** macOS Compatibility

**In-app purchases:** none


### BGMRadio

[App page](https://appshunter.io/ios/app/bgmradio/id1538105184)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 基本版/1年繳 | $134.99 | per year |


## Frequently asked questions

### Is Boulder Controller free?

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

### Is BGMRadio free?

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

### Do Boulder Controller or BGMRadio have ads?

Neither Boulder Controller nor BGMRadio shows ads.

### Which is updated more often, Boulder Controller or BGMRadio?

Boulder Controller ships an update every 5 months, and BGMRadio monthly. Most recently, Boulder Controller was updated on November 3, 2026 and BGMRadio on November 3, 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.*