# Quadra fitting vs Link by Eargo

The clearest difference is rating: Quadra fitting at 5.0 against Link by Eargo's 3.0. Quadra fitting also leads on iOS requirement (10.0 vs 15.0). Link by Eargo's advantage is update cadence (every 2 months vs every 12 months). 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.

Quadra fitting holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Quadra fitting ships an update every 12 months, Link by Eargo every 2 months. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Quadra fitting | Link by Eargo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/quadra-fitting/id1578636732/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/link-by-eargo/id6477842477/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 49 MB | 67 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Huizhou Jinghao Medical Technology Co.,Ltd.](https://appshunter.io/developer/1543340471) | [Eargo](https://appshunter.io/developer/1075529774) |

## What reviewers say

### Quadra fitting

[App page](https://appshunter.io/ios/app/quadra-fitting/id1578636732)

This application allows users to remotely control their compatible hearing aid. Adjust volume, switch between listening modes, and perform hearing tests directly from your device.

**Highlights:** Volume control, Mode switching, Hearing tests, Remote operation

**Features:** macOS Compatibility

**In-app purchases:** none


### Link by Eargo

[App page](https://appshunter.io/ios/app/link-by-eargo/id6477842477)

This app enhances the functionality of specific Bluetooth earbuds designed for hearing assistance. It allows users to customize settings, update firmware, manage listening programs, and access support resources.

**Highlights:** Remote firmware updates, Customizable hearing programs, Adjustable noise reduction, Active Noise Cancellation control, Real-time battery status, Touch sensor configuration, In-app support and guides

**In-app purchases:** none


## Frequently asked questions

### Is Quadra fitting free?

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

### Is Link by Eargo free?

Link by Eargo is free to download, with no in-app purchases.

### Which has better reviews, Quadra fitting or Link by Eargo?

Quadra fitting is rated higher. Quadra fitting averages 5.0 out of 5 from 2 ratings, while Link by Eargo averages 3.0 from 4 ratings.

### Do Quadra fitting or Link by Eargo have ads?

Neither Quadra fitting nor Link by Eargo shows ads.

### Which is updated more often, Quadra fitting or Link by Eargo?

Quadra fitting ships an update every 12 months, and Link by Eargo every 2 months. Most recently, Quadra fitting was updated on October 13, 2026 and Link by Eargo 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.*