# SynthStamp vs bitcrust

The clearest difference is update cadence: SynthStamp at every 5 days against bitcrust's every 2 weeks. SynthStamp also leads on device support (3 vs 1). bitcrust's advantage is price ($1.99 vs $4.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

SynthStamp costs $4.99 and bitcrust $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for SynthStamp against 4.3 for bitcrust. Both are backed by a comparable volume of ratings — 12 and 6 respectively.

SynthStamp ships an update every 5 days, bitcrust every 2 weeks. The most recent releases landed on September 18, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | SynthStamp | bitcrust |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | **[4.4 (12 ratings)](https://appshunter.io/ios/app/synthstamp/id6760490718/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/bitcrust/id6763228916/reviews) |
| Number of ratings | **12** | 6 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Paid | Paid |
| Size | 39 MB | 15 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Musicology Group, Inc.](https://appshunter.io/developer/1061725506) | [Michele Caserta](https://appshunter.io/developer/1885379520) |

## What reviewers say

### SynthStamp

[App page](https://appshunter.io/ios/app/synthstamp/id6760490718)

Explore vintage synthesizers with fully modeled engines and familiar interfaces. Patch, save, and share your creations across devices. Features real-time effects processing and models based on iconic hardware.

**Highlights:** Fully modeled vintage synth engines, Patchable semi-modular synthesizer, Circuit-bendable sampling keyboard, Real-time effects processing, Audio Unit (AUv3) plugin support, Cross-device preset sharing

**Features:** Vision Pro support

**In-app purchases:** none


### 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 SynthStamp free?

SynthStamp costs $4.99, with no in-app purchases.

### Is bitcrust free?

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

### Which has better reviews, SynthStamp or bitcrust?

SynthStamp is rated higher. SynthStamp averages 4.4 out of 5 from 12 ratings, while bitcrust averages 4.3 from 6 ratings.

### Do SynthStamp or bitcrust have ads?

Neither SynthStamp nor bitcrust shows ads.

### Which is updated more often, SynthStamp or bitcrust?

SynthStamp ships an update every 5 days, and bitcrust every 2 weeks. Most recently, SynthStamp was updated on September 18, 2026 and bitcrust on July 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*