# NRG Optimizer vs Hearing Clear

The clearest difference is in-app purchases: NRG Optimizer at none against Hearing Clear's 3. NRG Optimizer also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Hearing Clear sells 3 in-app purchases, starting at $6.99 per 7 days. NRG Optimizer asks for nothing beyond the download.

## The numbers

| Metric | NRG Optimizer | Hearing Clear |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | — |
| Size | 154 MB | 60 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [T.G.L. Inc.](https://appshunter.io/developer/1629823848) | [Hiren Chotaliya](https://appshunter.io/developer/1746502981) |

## What reviewers say

### NRG Optimizer

[App page](https://appshunter.io/ios/app/nrg-optimizer/id1629823846)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hearing Clear

[App page](https://appshunter.io/ios/app/hearing-clear-sound-boost/id6741506134)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hearing Clear Sound Weekly | $6.99 | per 7 days |
| Hearing Clear Sound Monthly | $21.99 | per month |
| Hearing Clear Sound Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is NRG Optimizer free?

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

### Is Hearing Clear free?

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

### Do NRG Optimizer or Hearing Clear have ads?

Hearing Clear shows ads; NRG Optimizer does not.

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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.*