# M vs miniDSP BT Update

The clearest difference is update cadence: miniDSP BT Update at monthly against M's every 13 months. M's advantage is iOS requirement (8.0 vs 15.0). On price, ads, 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.

M ships an update every 13 months, miniDSP BT Update monthly. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | M | miniDSP BT Update |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Size | 9 MB | 6 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [G.M.A. Italia s.r.l.](https://appshunter.io/developer/1622782479) | [miniDSP Ltd](https://appshunter.io/developer/945240203) |

## What reviewers say

### M

[App page](https://appshunter.io/ios/app/m-dspa500/id1398688744)

**Features:** macOS Compatibility

**In-app purchases:** none


### miniDSP BT Update

[App page](https://appshunter.io/ios/app/minidsp-bt-update/id6749021623)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is M free?

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

### Is miniDSP BT Update free?

miniDSP BT Update is free to download, with no in-app purchases.

### Do M or miniDSP BT Update have ads?

Neither M nor miniDSP BT Update shows ads.

### Which is updated more often, M or miniDSP BT Update?

M ships an update every 13 months, and miniDSP BT Update monthly. Most recently, M was updated on October 16, 2026 and miniDSP BT Update on October 8, 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.*