# hearingOS vs Dozza

The clearest difference is ads: hearingOS at none against Dozza's shown. hearingOS also leads on update cadence (every 5 days vs every 2 months) and chart position (#34 vs unranked). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. hearingOS sells 8 in-app purchases, starting at $7.99 per 7 days and Dozza sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

hearingOS ships an update every 5 days, Dozza every 2 months. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | hearingOS | Dozza |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (2.4K ratings)](https://appshunter.io/ios/app/hearingos-hearing-aid-app/id1150934267/reviews)** | — |
| Number of ratings | **2.4K** | — |
| Positive reviews | 11.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#34** | — |
| Size | 49 MB | 96 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [hearingOS GmbH](https://appshunter.io/developer/1150934266) | [Sidnei de Souza Junior](https://appshunter.io/developer/1762345967) |

## What reviewers say

### hearingOS

[App page](https://appshunter.io/ios/app/hearingos-hearing-aid-app/id1150934267)

**Currently charting:** #34 Top Grossing · Medical (US App Store)

This app enhances your hearing by amplifying external audio and improving speech intelligibility using AI. It works with various earphones and allows personalized adjustments to suit your specific needs and environment.

**Highlights:** AI-powered audio processing, Speech intelligibility enhancement, Noise suppression, Amplifies external audio, Works with wireless & wired earphones, Personalized sound adjustments, Includes a hearing test

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| hearingOS Weekly Premium | $7.99 | per 7 days |
| hearingOS Starter Subscription | $9.99 | per month |
| hearingOS Premium Subscription | $12.99 | per month |
| hearingOS Saver Subscription | $23.99 | per 3 months |
| hearingOS Ultra Saver | $99.99 | per year |
| hearingOS Annual Subscription | $134.99 | per year |
| hearingOS Super Saver | $149.99 | per year |
| hearingOS Annual Subscription | $199.00 | per year |

**What reviewers like**

- 👍 Works well with hearing aids
- 🚀 Functional app
- 👍 Helpful for occasional deafness

**What reviewers complain about**

- 🐛 Constantly having issues with the app
- 💰 Expensive subscription
- 🔌 Doesn't work with hearing aids
- 🔌 Doesn't work with Bluetooth headphones
- 🐛 Confusing and unintuitive interface

**Reported bugs**

- App crashes frequently
- Unexpected charges and billing issues
- Compatibility problems with various devices and headphones

**Requested features**

- Better instructions and guidance
- Labeling for controls
- Compatibility with more devices
- Ability to cancel subscription easily


### Dozza

[App page](https://appshunter.io/ios/app/dozza/id6773274484)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium | $29.99 | per year |
| Lifetime Premium | $89.99 | one-time |


## Frequently asked questions

### Is hearingOS free?

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

### Is Dozza free?

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

### Do hearingOS or Dozza have ads?

Dozza shows ads; hearingOS does not.

### Which is updated more often, hearingOS or Dozza?

hearingOS ships an update every 5 days, and Dozza every 2 months. Most recently, hearingOS was updated on October 21, 2026 and Dozza on October 13, 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.*