# Sound Amplifier vs Indemnify This

The clearest difference is iOS requirement: Sound Amplifier at 15.0 against Indemnify This's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sound Amplifier sells 4 in-app purchases, starting at $9.99 per month and Indemnify This sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sound Amplifier ships an update every 2 weeks, Indemnify This every 3 weeks. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sound Amplifier | Indemnify This |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.2K ratings)](https://appshunter.io/ios/app/sound-amplifier/id1615079093/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 34.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Mighty Fine Apps LLC](https://appshunter.io/developer/973529494) | [NATHANIEL J MOREHOUSE](https://appshunter.io/developer/1889388056) |

## What reviewers say

### Sound Amplifier

[App page](https://appshunter.io/ios/app/sound-amplifier/id1615079093)

Transform your phone into a powerful hearing aid. This app amplifies sound up to 100x, enhances voice clarity, and reduces background noise. Protect your hearing while easily listening to conversations, lectures, or TV with connected headphones.

**Highlights:** Volume amplification up to 100x, Voice isolation for clearer conversations, Hearing protection features, Background app operation, Simple one-tap amplification, Bluetooth headphone support

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $9.99 | per month |
| Full Access | $49.99 | per year |
| Full Access | $59.99 | per year |
| Full Access | $99.99 | per year |

**What reviewers like**

- ⭐ Excellent sound quality
- 🔊 Effective amplification
- 🎧 Works well with wireless headphones

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔒 Locked behind paywall
- 🔁 Delayed audio playback
- 🚫 Doesn't work with built-in phone speakers

**Reported bugs**

- Subscription charges even after cancellation
- Inability to cancel free trial
- Compatibility issues with certain devices

**Requested features**

- Free trial option without payment info
- Ability to use without subscription
- Integration with iOS accessibility features


### Indemnify This

[App page](https://appshunter.io/ios/app/indemnify-this/id6776253353)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Season Pass 26-27 | $49.99 | one-time |


## Frequently asked questions

### Is Sound Amplifier free?

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

### Is Indemnify This free?

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

### Do Sound Amplifier or Indemnify This have ads?

Neither Sound Amplifier nor Indemnify This shows ads.

### Which is updated more often, Sound Amplifier or Indemnify This?

Sound Amplifier ships an update every 2 weeks, and Indemnify This every 3 weeks. Most recently, Sound Amplifier was updated on October 19, 2026 and Indemnify This on October 9, 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.*