# Latch Tuner vs PolyrhythmLab

Latch Tuner and PolyrhythmLab are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Latch Tuner costs $4.99 and PolyrhythmLab $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Latch Tuner ships an update every 3 weeks, PolyrhythmLab every 4 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Latch Tuner | PolyrhythmLab |
| --- | --- | --- |
| Price | $4.99 | $4.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/polyrhythmlab/id6806714489/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | — | Paid |
| Size | 2 MB | 401 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bruno Santos Marinho](https://appshunter.io/developer/6792818166) | [Martin Adler](https://appshunter.io/developer/1896354791) |

## What reviewers say

### Latch Tuner

[App page](https://appshunter.io/ios/app/latch-tuner/id6792818164)

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

**In-app purchases:** none


### PolyrhythmLab

[App page](https://appshunter.io/ios/app/polyrhythmlab/id6806714489)

Create complex, evolving musical rhythms and dynamic visual performances. This app offers a unique polyrhythmic engine for sound layers and a live visual mixer with customizable effects and camera controls. Export audio, MIDI, or video of your creations.

**Highlights:** True polyrhythm engine with independent step/pulse counts per layer, AUv3 plugin support for DAWs like GarageBand and Logic, Live MIDI output for driving external synths, Integrated VJ mixer with audio-reactive visuals and effects, Song mode for arranging patterns into full tracks, Save and reload groovebox patterns and VJ setups as presets, Export audio, MIDI, and video recordings

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

**In-app purchases:** none


## Frequently asked questions

### Is Latch Tuner free?

Latch Tuner costs $4.99, with no in-app purchases.

### Is PolyrhythmLab free?

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

### Do Latch Tuner or PolyrhythmLab have ads?

Neither Latch Tuner nor PolyrhythmLab shows ads.

### Which is updated more often, Latch Tuner or PolyrhythmLab?

Latch Tuner ships an update every 3 weeks, and PolyrhythmLab every 4 weeks. Most recently, Latch Tuner was updated on October 25, 2026 and PolyrhythmLab on October 24, 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.*