# Polyrhythm vs Stellarvox

The clearest difference is price: Polyrhythm at $4.99 against Stellarvox's $11.99. Polyrhythm also leads on chart position (#195 vs unranked) and ratings volume (64 vs 11). Stellarvox's advantage is update cadence (every 5 months vs every 31 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Polyrhythm costs $4.99 and Stellarvox $11.99 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 — 4.9 for Polyrhythm against 5.0 for Stellarvox. That said, the two scores are not equally well evidenced: Polyrhythm has 64 ratings behind it against 11, so its average is the more settled of the two. Written reviews are what separate them: 95% of Polyrhythm's written reviews are positive against 100% of Stellarvox's.

Polyrhythm ships an update every 31 months, Stellarvox every 5 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Polyrhythm | Stellarvox |
| --- | --- | --- |
| Price | **$4.99** | $11.99 |
| Rating | [4.9 (64 ratings)](https://appshunter.io/ios/app/polyrhythm-poly-metronome/id1522128691/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/stellarvox/id6472060413/reviews)** |
| Number of ratings | **64** | 11 |
| Positive reviews | 95.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 5 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#195** | — |
| Size | 1 MB | 4 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Autumn Rock Software Development](https://appshunter.io/developer/1486640548) | [Igor Vasiliev](https://appshunter.io/developer/424401626) |

## What reviewers say

### Polyrhythm

[App page](https://appshunter.io/ios/app/polyrhythm-poly-metronome/id1522128691)

**Currently charting:** #195 Top Paid · Music (US App Store)

Master complex rhythms with this intuitive trainer. Visualize and practice polyrhythms by toggling beats, adjusting volumes, and setting tempo. Offers a variety of sounds for a personalized practice experience.

**Highlights:** Create and visualize polyrhythms, Toggle individual beats, Variety of sound options, Independent rhythm volume control, TAP tempo setting

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

**In-app purchases:** none


### Stellarvox

[App page](https://appshunter.io/ios/app/stellarvox/id6472060413)

Design immersive ambient soundscapes with a hybrid reverb and artificial space designer. Create lush textures, deep spaces, and whispering backgrounds for electronic, experimental, and sound design projects. Offers intuitive controls and inspiring presets for quick, high-quality results.

**Highlights:** Hybrid reverb with artificial space designer, Algorithmic reflections tail processing, Dynamic timbre changes over time, Geometry and dimension control, Factory presets and random feature, MIDI learn support, Standalone and AUv3 module

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polyrhythm free?

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

### Is Stellarvox free?

Stellarvox costs $11.99, with no in-app purchases.

### Which has better reviews, Polyrhythm or Stellarvox?

Stellarvox is rated higher. Polyrhythm averages 4.9 out of 5 from 64 ratings, while Stellarvox averages 5.0 from 11 ratings.

### Do Polyrhythm or Stellarvox have ads?

Neither Polyrhythm nor Stellarvox shows ads.

### Which is updated more often, Polyrhythm or Stellarvox?

Polyrhythm ships an update every 31 months, and Stellarvox every 5 months. Most recently, Polyrhythm was updated on October 14, 2026 and Stellarvox on October 9, 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.*