# SoundMess Lab vs bitcrust

The clearest difference is price: SoundMess Lab at Free against bitcrust's $1.99. bitcrust's advantage is in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 2 months). On ads, device support and iOS requirement there is nothing between them.

SoundMess Lab is free to download; bitcrust costs $1.99 up front. SoundMess Lab sells 1 one-off in-app purchase. bitcrust asks for nothing beyond the download.

SoundMess Lab ships an update every 2 months, bitcrust every 2 weeks. The most recent releases landed on August 26, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | SoundMess Lab | bitcrust |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/bitcrust/id6763228916/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 5 MB | 15 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chih Han Lin](https://appshunter.io/developer/1800248325) | [Michele Caserta](https://appshunter.io/developer/1885379520) |

## What reviewers say

### SoundMess Lab

[App page](https://appshunter.io/ios/app/soundmess-lab-spl-meter/id6762592034)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundMess Lab Pro (Lifetime) | $5.99 | one-time |


### bitcrust

[App page](https://appshunter.io/ios/app/bitcrust/id6763228916)

This application offers a polyphonic synthesizer with a SID-style voice architecture, featuring multiple oscillators, ring modulation, and hard sync. It provides extensive modulation capabilities and a post-synthesis effects rack, extending its sonic range beyond traditional chip synths.

**Highlights:** 12-voice polyphony, 3 oscillators per voice with SID-style behavior, Extensive modulation matrix, 6-slot post-SID FX rack, 16-step sequencer and arpeggiator, AUv3 and Standalone support

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

**In-app purchases:** none


## Frequently asked questions

### Is SoundMess Lab free?

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

### Is bitcrust free?

bitcrust costs $1.99, with no in-app purchases.

### Do SoundMess Lab or bitcrust have ads?

Neither SoundMess Lab nor bitcrust shows ads.

### Which is updated more often, SoundMess Lab or bitcrust?

SoundMess Lab ships an update every 2 months, and bitcrust every 2 weeks. Most recently, SoundMess Lab was updated on August 26, 2026 and bitcrust on July 8, 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.*