# Spiral Chorus vs Marimba

The clearest difference is price: Spiral Chorus at Free against Marimba's $2.99. Spiral Chorus also leads on ratings volume (15 vs 1). Marimba's advantage is in-app purchases (none vs 3). On rating, update cadence, ads and device support there is nothing between them.

Spiral Chorus is free to download; Marimba costs $2.99 up front. Spiral Chorus sells 3 one-off in-app purchases. Marimba asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Spiral Chorus against 5.0 for Marimba. That said, the two scores are not equally well evidenced: Spiral Chorus has 15 ratings behind it against 1, so its average is the more settled of the two.

Spiral Chorus ships an update every 15 months, Marimba every 10 months. The most recent releases landed on September 10, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | Spiral Chorus | Marimba |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [5.0 (15 ratings)](https://appshunter.io/ios/app/spiral-chorus/id6449840927/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/marimba/id6475635974/reviews) |
| Number of ratings | **15** | 1 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 10 months** |
| Monetization | **Free** | Paid |
| Size | 12 MB | 92 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tom Power](https://appshunter.io/developer/1629402664) | [Mellowmuse Ltd](https://appshunter.io/developer/425710925) |

## What reviewers say

### Spiral Chorus

[App page](https://appshunter.io/ios/app/spiral-chorus/id6449840927)

This music effect plugin offers an analog-modeled LCR chorus with touch-friendly controls and immersive 3D visuals. It seamlessly integrates into DAWs for iOS, adding depth and texture to various music productions.

**Highlights:** Analog Modeled LCR Chorus, Touch-Friendly Controls, Immersive 3D Visuals, Versatile Music Application, Optimized for iOS, Seamless DAW Integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |


### Marimba

[App page](https://appshunter.io/ios/app/marimba/id6475635974)

This app offers a high-quality sampled marimba instrument for iOS devices. It functions as a standalone application or an AUv3 plugin, featuring adjustable keyboard settings and built-in effects like reverb and delay. It supports external MIDI input for enhanced musical expression.

**Highlights:** Standalone app and AUv3 plugin, High-quality sample-based marimba, Configurable keyboard, Reverb and delay effects, MIDI input support, Mac support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spiral Chorus free?

Spiral Chorus is free to download, with in-app purchases available.

### Is Marimba free?

Marimba costs $2.99, with no in-app purchases.

### Which has better reviews, Spiral Chorus or Marimba?

Spiral Chorus and Marimba are both rated 5.0 out of 5 on the App Store, from 15 and 1 ratings respectively.

### Do Spiral Chorus or Marimba have ads?

Neither Spiral Chorus nor Marimba shows ads.

### Which is updated more often, Spiral Chorus or Marimba?

Spiral Chorus ships an update every 15 months, and Marimba every 10 months. Most recently, Spiral Chorus was updated on September 10, 2026 and Marimba on August 25, 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.*