# JIUYEE vs Z

The clearest difference is iOS requirement: JIUYEE at 11.0 against Z's 15.0. On price, update cadence, 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.

JIUYEE ships an update every 11 days, Z every 3 weeks. The most recent releases landed on October 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | JIUYEE | Z |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (15 ratings)](https://appshunter.io/ios/app/jiuyee/id1658723371/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 86 MB | 34 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JIUYEE (Shenzhen) Medical Technology Co., Ltd](https://appshunter.io/developer/1658723373) | [文 周](https://appshunter.io/developer/1690564319) |

## What reviewers say

### JIUYEE

[App page](https://appshunter.io/ios/app/jiuyee/id1658723371)

This application allows users to perform self-hearing tests and control their hearing aid devices. It provides features for checking power status, adjusting volume, and switching modes. It is important to note this app is not a medical device and hearing tests are for app settings only.

**Highlights:** Self-hearing tests, Hearing aid power status check, Volume adjustment, Mode switching, App settings optimization

**Features:** macOS Compatibility

**In-app purchases:** none


### Z

[App page](https://appshunter.io/ios/app/z-hearing/id6449798347)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JIUYEE free?

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

### Is Z free?

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

### Do JIUYEE or Z have ads?

Neither JIUYEE nor Z shows ads.

### Which is updated more often, JIUYEE or Z?

JIUYEE ships an update every 11 days, and Z every 3 weeks. Most recently, JIUYEE was updated on October 24, 2026 and Z on September 15, 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.*