# Sd2 Voice Amplifier App vs DMX Patch

The clearest difference is ads: Sd2 Voice Amplifier App at none against DMX Patch's shown. Sd2 Voice Amplifier App also leads on iOS requirement (13.1 vs 16.0). DMX Patch's advantage is update cadence (every 6 weeks vs every 32 months). On price, 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.

Sd2 Voice Amplifier App ships an update every 32 months, DMX Patch every 6 weeks. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Sd2 Voice Amplifier App | DMX Patch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sd2-voice-amplifier-app/id1613578391/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 32 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 6 MB |
| Requires iOS | **13.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Transport Financial Services, LLC](https://appshunter.io/developer/1613578393) | [ONURCAN AYDOGAN](https://appshunter.io/developer/6790756951) |

## What reviewers say

### Sd2 Voice Amplifier App

[App page](https://appshunter.io/ios/app/sd2-voice-amplifier-app/id1613578391)

This utility app enhances your voice, making it clearer and louder, especially when speaking through a mask. It's also useful for public speaking with external speakers or for individuals with medical conditions affecting their vocal volume.

**Highlights:** Reduces muffled mask voice, Amplifies voice for public speaking, Assists individuals with low vocal volume, Clearer and louder speech output

**Features:** macOS Compatibility

**In-app purchases:** none


### DMX Patch

[App page](https://appshunter.io/ios/app/dmx-patch/id6792518104)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sd2 Voice Amplifier App free?

Sd2 Voice Amplifier App is free to download, with no in-app purchases.

### Is DMX Patch free?

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

### Do Sd2 Voice Amplifier App or DMX Patch have ads?

DMX Patch shows ads; Sd2 Voice Amplifier App does not.

### Which is updated more often, Sd2 Voice Amplifier App or DMX Patch?

Sd2 Voice Amplifier App ships an update every 32 months, and DMX Patch every 6 weeks. Most recently, Sd2 Voice Amplifier App was updated on October 1, 2026 and DMX Patch 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.*