# SoundClass vs BitDust

The clearest difference is in-app purchases: BitDust at none against SoundClass's 7. BitDust also leads on ads (none vs shown) and iOS requirement (15.0 vs 26.0). SoundClass's advantage is update cadence (every 10 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. SoundClass sells 7 in-app purchases, starting at $4.99 per month. BitDust asks for nothing beyond the download.

SoundClass ships an update every 10 days, BitDust every 2 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SoundClass | BitDust |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/soundclass/id1511338627/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 106 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Javier Ariel Bargas](https://appshunter.io/developer/1511337275) | [BitDust B.V.](https://appshunter.io/developer/1795427469) |

## What reviewers say

### SoundClass

[App page](https://appshunter.io/ios/app/soundclass/id1511338627)

This app uses AI to detect and record various sounds in your environment, providing real-time alerts. It's particularly useful for nighttime awareness, sleep analysis, and documenting incidents.

**Highlights:** AI sound detection, Real-time alerts, Sleep quality analysis, Sound recording and playback, Mosquito and animal sound detection, Everyday sound identification

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Monthly | $4.99 | per month |
| Gold Yearly | $44.99 | per year |
| Battery x 10 | $0.99 | one-time |
| 100 Credits | $0.99 | one-time |
| Battery x 40 | $1.99 | one-time |
| 500 Credits | $2.99 | one-time |
| 1000 Credits | $4.99 | one-time |


### BitDust

[App page](https://appshunter.io/ios/app/bitdust/id6744937149)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SoundClass free?

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

### Is BitDust free?

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

### Do SoundClass or BitDust have ads?

SoundClass shows ads; BitDust does not.

### Which is updated more often, SoundClass or BitDust?

SoundClass ships an update every 10 days, and BitDust every 2 months. Most recently, SoundClass was updated on October 24, 2026 and BitDust 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.*