# Async Megaphone vs Sd2 Voice Amplifier App

The clearest difference is ads: Sd2 Voice Amplifier App at none against Async Megaphone's shown. Sd2 Voice Amplifier App also leads on monetization model (free vs ad-supported). Async Megaphone's advantage is update cadence (every 2 months vs every 32 months) and iOS requirement (9.0 vs 13.1). 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.

Async Megaphone ships an update every 2 months, Sd2 Voice Amplifier App every 32 months. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Async Megaphone | Sd2 Voice Amplifier App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sd2-voice-amplifier-app/id1613578391/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 32 months |
| Monetization | Ad-supported | **Free** |
| Size | 10 MB | 1 MB |
| Requires iOS | **9.0** | 13.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Propersh LLC](https://appshunter.io/developer/862587473) | [Transport Financial Services, LLC](https://appshunter.io/developer/1613578393) |

## What reviewers say

### Async Megaphone

[App page](https://appshunter.io/ios/app/async-megaphone/id1110365762)

This utility app functions as a digital megaphone, allowing users to speak through their device's speaker. It offers options to broadcast live audio, save recordings to files, and manage audio playback.

**Highlights:** Live microphone broadcast, Save audio recordings, Playback saved audio, Simple button interface

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Async Megaphone free?

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

### Is Sd2 Voice Amplifier App free?

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

### Do Async Megaphone or Sd2 Voice Amplifier App have ads?

Async Megaphone shows ads; Sd2 Voice Amplifier App does not.

### Which is updated more often, Async Megaphone or Sd2 Voice Amplifier App?

Async Megaphone ships an update every 2 months, and Sd2 Voice Amplifier App every 32 months. Most recently, Async Megaphone was updated on October 5, 2026 and Sd2 Voice Amplifier App on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*