# Tetratonics vs Ohms Sample

The clearest difference is price: Tetratonics at $0.99 against Ohms Sample's $29.99. On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Tetratonics costs $0.99 and Ohms Sample $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tetratonics ships an update every 6 days, Ohms Sample weekly. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tetratonics | Ohms Sample |
| --- | --- | --- |
| Price | **$0.99** | $29.99 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Paid | Paid |
| Size | 143 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Oliver Richard Erich Naumann](https://appshunter.io/developer/1790724923) | [Omar Quddusi](https://appshunter.io/developer/1896663775) |

## What reviewers say

### Tetratonics

[App page](https://appshunter.io/ios/app/tetratonics-the-4th-dimension/id6759824577)

Explore modern jazz harmony by adding a single color tone to familiar triads. This app provides a visual and auditory laboratory for improvisers, composers, and arrangers to create sophisticated voicings and understand harmonic relationships.

**Highlights:** Triad + 1 harmonic structures, 10 curated tetratonic combinations, High-fidelity Sound Studio with two layers, Context-aware audio engine, Harmonic visualizer with color-coded notes, Flawless enharmonic calculation and chord symbol generation, Customizable sequencer and arpeggio patterns

**In-app purchases:** none


### Ohms Sample

[App page](https://appshunter.io/ios/app/ohms-sample/id6789758314)

Transform any sound into a playable instrument and a generative music creation tool. This app offers a unique interface for slicing, looping, and manipulating audio, with advanced features for creating complex sonic textures and rhythms. It supports MIDI input and external hardware for expanded control.

**Highlights:** Touch instrument creation from any sound, Generative audio weaving with weighted routes, Advanced slicing, looping, and tape scrubbing, Up to 128 grain voices with extensive control, Resonant filtering, delay, and reverb effects, MIDI controller and Launchpad hardware support, Local audio capture and indexing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Tetratonics free?

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

### Is Ohms Sample free?

Ohms Sample costs $29.99, with no in-app purchases.

### Do Tetratonics or Ohms Sample have ads?

Neither Tetratonics nor Ohms Sample shows ads.

### Which is updated more often, Tetratonics or Ohms Sample?

Tetratonics ships an update every 6 days, and Ohms Sample weekly. Most recently, Tetratonics was updated on October 16, 2026 and Ohms Sample on October 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.*