# Nimba vs Sound Amplifier

The clearest difference is rating: Sound Amplifier at 4.7 against Nimba's 2.3. Sound Amplifier also leads on ratings volume (26 vs 3). Nimba's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 17.6). On price there is nothing between them.

Both are free to download. Sound Amplifier sells 3 in-app purchases, starting at $6.99 per 7 days. Nimba asks for nothing beyond the download.

Sound Amplifier holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Sound Amplifier has 26 ratings behind it against 3, so its average is the more settled of the two.

## The numbers

| Metric | Nimba | Sound Amplifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/nimba/id6450119989/reviews) | **[4.7 (26 ratings)](https://appshunter.io/ios/app/sound-amplifier-hear-boost/id6756648714/reviews)** |
| Number of ratings | 3 | **26** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 11 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 65 MB | 10 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 12+ |
| Developer | [MetaToy Inc](https://appshunter.io/developer/1632381259) | [Lash Karetski](https://appshunter.io/developer/1797093827) |

## What reviewers say

### Nimba

[App page](https://appshunter.io/ios/app/nimba/id6450119989)

Customize your relaxation experience with this app. Control ambient light, set personal routines, and access a blackout mode. Download sounds and music to your connected device for a personalized atmosphere.

**Highlights:** Customize relaxation experience, Control ambient light, Access personal routines, Blackout mode, Download sounds and music, Connect to OFLO sound machine

**In-app purchases:** none


### Sound Amplifier

[App page](https://appshunter.io/ios/app/sound-amplifier-hear-boost/id6756648714)

Amplify and clarify audio in real-time, turning your phone into a powerful hearing aid. Instantly replay the last 30 seconds of sound and boost volume beyond normal limits. Works with any headphones and in background mode for convenience.

**Highlights:** Real-time sound amplification, Instant 30-second audio replay, Microphone boost for distant sounds, Background listening mode, Live sound waveform visualization, Works with wired and wireless headphones

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $6.99 | per 7 days |
| Yearly Premium | $34.99 | per year |
| Premium | $14.99 | one-time |


## Frequently asked questions

### Is Nimba free?

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

### Is Sound Amplifier free?

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

### Which has better reviews, Nimba or Sound Amplifier?

Sound Amplifier is rated higher. Nimba averages 2.3 out of 5 from 3 ratings, while Sound Amplifier averages 4.7 from 26 ratings.

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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.*