# VibroSound vs OpenSleep

The clearest difference is update cadence: OpenSleep at every 2 weeks against VibroSound's every 3 months. VibroSound's advantage is iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. VibroSound sells 4 in-app purchases, starting at $9.99 per month and OpenSleep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

VibroSound ships an update every 3 months, OpenSleep every 2 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | VibroSound | OpenSleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/opensleep-sleep-tracker-and-ai/id6775201826/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 58 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [VibroSound Products Pty Ltd](https://appshunter.io/developer/1823632378) | [Yuan Qian](https://appshunter.io/developer/1894474763) |

## What reviewers say

### VibroSound

[App page](https://appshunter.io/ios/app/vibrosound/id6736756606)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VibroSound Personal Monthly | $9.99 | per month |
| VibroSound Commercial Monthly | $22.99 | per month |
| VibroSound Personal Annual | $99.99 | per year |
| VibroSound Commercial Annual | $229.99 | per year |


### OpenSleep

[App page](https://appshunter.io/ios/app/opensleep-sleep-tracker-and-ai/id6775201826)

This app offers a privacy-focused, offline sleep tracker and AI coach. It analyzes your sleep patterns locally on your device, synchronizes with Apple Health, and provides detailed insights without sending any data to servers.

**Highlights:** Offline sleep tracking, Local AI sleep coach, Apple Health synchronization, Sleep cycle and stage analysis, Privacy-first, serverless design, Detailed sleep history

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenSleep Lifetime Premium | $2.99 | one-time |


## Frequently asked questions

### Is VibroSound free?

VibroSound is free to download, with in-app purchases available.

### Is OpenSleep free?

OpenSleep is free to download, with in-app purchases available.

### Do VibroSound or OpenSleep have ads?

Neither VibroSound nor OpenSleep shows ads.

### Which is updated more often, VibroSound or OpenSleep?

VibroSound ships an update every 3 months, and OpenSleep every 2 weeks. Most recently, VibroSound was updated on November 4, 2026 and OpenSleep on November 5, 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.*