# Materia vs Undersong

The clearest difference is chart position: Materia at #150 against Undersong's unranked. Materia also leads on iOS requirement (15.0 vs 17.0). Undersong's advantage is ratings volume (14 vs 2). On price, rating, ads and in-app purchases there is nothing between them.

Materia costs $9.99 and Undersong $9.99 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 — 5.0 for Materia against 5.0 for Undersong. That said, the two scores are not equally well evidenced: Undersong has 14 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Materia | Undersong |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/materia-additive-synth/id6795996573/reviews) | [5.0 (14 ratings)](https://appshunter.io/ios/app/undersong/id6802013758/reviews) |
| Number of ratings | 2 | **14** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Monetization | Paid | Paid |
| Best chart rank | **#150** | — |
| Size | 38 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) | [ian johnston](https://appshunter.io/developer/1886071653) |

## What reviewers say

### Materia

[App page](https://appshunter.io/ios/app/materia-additive-synth/id6795996573)

**Currently charting:** #150 Top Paid · Music (US App Store)

Transform any audio sample into a playable instrument by analyzing its harmonic partials. Reshape the spectrum, control envelopes, and add effects to create unique sounds. Explore new sonic territories or retain the original sample's character.

**Highlights:** Sample analysis into harmonic partials, Control frequency, amplitude, phase, and envelopes, Reshape spectral content, Add resonant material models, Apply filtering and modulation, Polyphonic playback

**Features:** Vision Pro support

**In-app purchases:** none


### Undersong

[App page](https://appshunter.io/ios/app/undersong/id6802013758)

This audio effect acts like an instrument, generating synthesized notes in key based on incoming audio. Explore a vast array of sound combinations with various materials, modes, and patterns for unique ambient performances.

**Highlights:** Generates in-key synthesized notes from audio input, 12 material types and 10 performance modes, 10 pattern options for sound shaping, Self-generating ambient pad mode, Gravity feature for melodic anchoring, Customizable scales and root notes, Integrated reverb effect

**In-app purchases:** none


## Frequently asked questions

### Is Materia free?

Materia costs $9.99, with no in-app purchases.

### Is Undersong free?

Undersong costs $9.99, with no in-app purchases.

### Which has better reviews, Materia or Undersong?

Materia and Undersong are both rated 5.0 out of 5 on the App Store, from 2 and 14 ratings respectively.

### Do Materia or Undersong have ads?

Neither Materia nor Undersong shows ads.

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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.*