# Sound Amplifier + vs OPCam

The clearest difference is in-app purchases: Sound Amplifier + at none against OPCam's 1. OPCam's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. OPCam sells 1 one-off in-app purchase. Sound Amplifier + asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sound Amplifier + | OPCam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (15 ratings)](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Ad-supported | — |
| Size | 61 MB | 2 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [heekyung moon](https://appshunter.io/developer/6779193748) | [MEET SOFTWARE COMPANY LIMITED](https://appshunter.io/developer/6784162902) |

## What reviewers say

### Sound Amplifier +

[App page](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208)

Enhance your hearing in everyday situations. This tool uses your phone's microphone to amplify nearby sounds and deliver them to your earphones in real time. Adjust sound with an equalizer, reduce background noise, and protect your hearing with a volume limiter.

**Highlights:** Live audio amplification, 3-band equalizer with presets, Speech boost and noise reduction, Left/right balance control, Safe-volume limiter, Offline functionality

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

**In-app purchases:** none


### OPCam

[App page](https://appshunter.io/ios/app/opcam/id6785755787)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 On-Chain Credits | $0.99 | one-time |


## Frequently asked questions

### Is Sound Amplifier + free?

Sound Amplifier + is free to download, with no in-app purchases.

### Is OPCam free?

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

### Do Sound Amplifier + or OPCam have ads?

Sound Amplifier + shows ads; OPCam does not.

### Which is updated more often, Sound Amplifier + or OPCam?

Sound Amplifier + ships an update every 4 days, and OPCam every 4 days. Most recently, Sound Amplifier + was updated on October 24, 2026 and OPCam on October 28, 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.*