# zplin vs Hear Boost PRO

The clearest difference is in-app purchases: zplin at none against Hear Boost PRO's 4. zplin also leads on iOS requirement (11.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Hear Boost PRO sells 4 in-app purchases, starting at $4.99 per 7 days. zplin asks for nothing beyond the download.

## The numbers

| Metric | zplin | Hear Boost PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (31 ratings)](https://appshunter.io/ios/app/hear-boost-prohearing-aid-app/id6471918604/reviews)** |
| Number of ratings | — | **31** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 22 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Hangzhou xunlian Network Technology Co., Ltd](https://appshunter.io/developer/1436462568) | [Elena Zubkova](https://appshunter.io/developer/1537594852) |

## What reviewers say

### zplin

[App page](https://appshunter.io/ios/app/zplin/id1640018181)

**Features:** Vision Pro support

**In-app purchases:** none


### Hear Boost PRO

[App page](https://appshunter.io/ios/app/hear-boost-prohearing-aid-app/id6471918604)

This app offers a hearing test to assess your auditory perception and provides a mobile hearing aid feature to amplify speech and filter out noise. It also includes an audio reader to enhance podcasts and audiobooks with transcription capabilities.

**Highlights:** Personalized hearing test, Speech amplification and filtering, Speech-to-text transcription, Audiobook and podcast enhancement, Customizable hearing profiles

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $4.99 | per 7 days |
| Month | $14.99 | per month |
| 6 Months | $49.99 | per 6 months |
| Yearly | $79.99 | per year |


## Frequently asked questions

### Is zplin free?

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

### Is Hear Boost PRO free?

Hear Boost PRO is free to download, with in-app purchases available.

### Do zplin or Hear Boost PRO have ads?

Neither zplin nor Hear Boost PRO shows ads.

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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.*