# SynthStamp vs GlassChoir

The clearest difference is update cadence: GlassChoir at daily against SynthStamp's every 5 days. GlassChoir also leads on price ($0.99 vs $4.99). SynthStamp's advantage is device support (3 vs 1) and iOS requirement (16.0 vs 18.0). On ads and in-app purchases there is nothing between them.

SynthStamp costs $4.99 and GlassChoir $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SynthStamp ships an update every 5 days, GlassChoir daily. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | SynthStamp | GlassChoir |
| --- | --- | --- |
| Price | $4.99 | **$0.99** |
| Rating | **[4.4 (12 ratings)](https://appshunter.io/ios/app/synthstamp/id6760490718/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Monetization | Paid | — |
| Size | 39 MB | 2 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Musicology Group, Inc.](https://appshunter.io/developer/1061725506) | [Austen Allred](https://appshunter.io/developer/1020047784) |

## 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


### GlassChoir

[App page](https://appshunter.io/ios/app/glasschoir/id6760956931)

**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 GlassChoir free?

GlassChoir costs $0.99, with no in-app purchases.

### Do SynthStamp or GlassChoir have ads?

Neither SynthStamp nor GlassChoir shows ads.

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

SynthStamp ships an update every 5 days, and GlassChoir daily. Most recently, SynthStamp was updated on September 18, 2026 and GlassChoir on September 21, 2026.

---

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