# Hearing adaptation vs Smart Pillow Pro

The clearest difference is update cadence: Smart Pillow Pro at every 4 weeks against Hearing adaptation's every 6 months. Hearing adaptation's advantage is iOS requirement (10.0 vs 13.0). 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.

Hearing adaptation ships an update every 6 months, Smart Pillow Pro every 4 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hearing adaptation | Smart Pillow Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Size | 3 MB | 15 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cemho Medical Technology (Guangdong) Co., Ltd](https://appshunter.io/developer/1643075084) | [师松 梁](https://appshunter.io/developer/922518056) |

## What reviewers say

### Hearing adaptation

[App page](https://appshunter.io/ios/app/hearing-adaptation/id1643075082)

**In-app purchases:** none


### Smart Pillow Pro

[App page](https://appshunter.io/ios/app/smart-pillow-pro/id6757741789)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hearing adaptation free?

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

### Is Smart Pillow Pro free?

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

### Do Hearing adaptation or Smart Pillow Pro have ads?

Neither Hearing adaptation nor Smart Pillow Pro shows ads.

### Which is updated more often, Hearing adaptation or Smart Pillow Pro?

Hearing adaptation ships an update every 6 months, and Smart Pillow Pro every 4 weeks. Most recently, Hearing adaptation was updated on October 27, 2026 and Smart Pillow Pro on October 25, 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.*