# Osia Smart vs Nuance Audio

The clearest difference is rating: Nuance Audio at 2.5 against Osia Smart's 2.0. Nuance Audio also leads on update cadence (monthly vs every 8 months) and review sentiment (17% vs 9%). Osia Smart's advantage is monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nuance Audio holds the better App Store score, 2.5 against 2.0. Both are backed by a comparable volume of ratings — 45 and 44 respectively. Written reviews point the same way: 9% of Osia Smart's written reviews are positive against 17% of Nuance Audio's.

Osia Smart ships an update every 8 months, Nuance Audio monthly. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Osia Smart | Nuance Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (45 ratings)](https://appshunter.io/ios/app/osia-smart/id1455953522/reviews) | **[2.5 (44 ratings)](https://appshunter.io/ios/app/nuance-audio/id6477399465/reviews)** |
| Number of ratings | **45** | 44 |
| Positive reviews | 8.9% of reviews | **17.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 211 MB | 138 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Cochlear Ltd](https://appshunter.io/developer/489503787) | [EssilorLuxottica](https://appshunter.io/developer/1699540706) |

## What reviewers say

### Osia Smart

[App page](https://appshunter.io/ios/app/osia-smart/id1455953522)

This application allows users to directly control their Osia Sound Processor from their iPhone. Personalize your hearing experience by adjusting programs, volume, and treble/mid/bass. It also offers features like locating a lost processor and accessing support information.

**Highlights:** Change programs and activate wireless streaming, Adjust volume, treble, mid, and bass, Control Cochlear Wireless Accessories volume, Link programs to locations, Locate lost sound processor, View sound processor status and usage

**Features:** Apple Watch app

**In-app purchases:** none


### Nuance Audio

[App page](https://appshunter.io/ios/app/nuance-audio/id6477399465)

Enhance your hearing with stylish eyewear that integrates advanced audio assistance. This app allows you to control and customize your hearing glasses, manage sound settings, and reduce background noise for clearer conversations in any environment.

**Highlights:** Device activation and setup, Customizable sound settings, Switchable hearing modes, Real-time noise management, Save and apply presets, Remote volume and setting control

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Osia Smart free?

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

### Is Nuance Audio free?

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

### Which has better reviews, Osia Smart or Nuance Audio?

Nuance Audio is rated higher. Osia Smart averages 2.0 out of 5 from 45 ratings, while Nuance Audio averages 2.5 from 44 ratings.

### Do Osia Smart or Nuance Audio have ads?

Neither Osia Smart nor Nuance Audio shows ads.

### Which is updated more often, Osia Smart or Nuance Audio?

Osia Smart ships an update every 8 months, and Nuance Audio monthly. Most recently, Osia Smart was updated on November 5, 2026 and Nuance Audio on November 8, 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.*