# BT vs Cemho  hearing aid

The clearest difference is update cadence: Cemho  hearing aid at every 2 months against BT's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BT ships an update every 4 months, Cemho  hearing aid every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BT | Cemho  hearing aid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 8 MB | 45 MB |
| Requires iOS | **11.0** | 12.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建红 邝](https://appshunter.io/developer/1611263038) | [Cemho Medical Technology (Guangdong) Co., Ltd](https://appshunter.io/developer/1643075084) |

## What reviewers say

### BT

[App page](https://appshunter.io/ios/app/bt-amplifier/id6444695148)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cemho  hearing aid

[App page](https://appshunter.io/ios/app/cemho-hearing-aid/id6470914120)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BT free?

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

### Is Cemho  hearing aid free?

Cemho  hearing aid is free to download, with no in-app purchases.

### Do BT or Cemho  hearing aid have ads?

Neither BT nor Cemho  hearing aid shows ads.

### Which is updated more often, BT or Cemho  hearing aid?

BT ships an update every 4 months, and Cemho  hearing aid every 2 months. Most recently, BT was updated on October 27, 2026 and Cemho  hearing aid on October 30, 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.*