# Tomofon vs Phase Monkey

The clearest difference is price: Phase Monkey at $5.99 against Tomofon's $28.99. Phase Monkey also leads on update cadence (weekly vs every 2 months) and device support (4 vs 1). Tomofon's advantage is review sentiment (86% vs 71%) and iOS requirement (13.0 vs 15.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Tomofon costs $28.99 and Phase Monkey $5.99 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 — 4.8 for Tomofon against 4.8 for Phase Monkey. Both are backed by a comparable volume of ratings — 19 and 17 respectively. Written reviews are what separate them: 86% of Tomofon's written reviews are positive against 71% of Phase Monkey's.

Tomofon ships an update every 2 months, Phase Monkey weekly. The most recent releases landed on August 25, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | Tomofon | Phase Monkey |
| --- | --- | --- |
| Price | $28.99 | **$5.99** |
| Rating | **[4.8 (19 ratings)](https://appshunter.io/ios/app/tomofon/id6444832874/reviews)** | [4.8 (17 ratings)](https://appshunter.io/ios/app/phase-monkey-poly-synth/id6452880369/reviews) |
| Number of ratings | **19** | 17 |
| Positive reviews | **85.7% of reviews** | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 1.0 GB | 15 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Klevgrand Produkter AB](https://appshunter.io/developer/1118902192) | [Sketch Audio, LLC](https://appshunter.io/developer/1699093348) |

## What reviewers say

### Tomofon

[App page](https://appshunter.io/ios/app/tomofon/id6444832874)

This virtual instrument uses a unique "Audio Model" format to generate soundscapes from ordinary audio files. It allows for organic or otherworldly sounds, with options to use pre-loaded instruments or import your own audio to create custom soundscapes.

**Highlights:** Audio Model format for sound generation, Import and edit own audio files, Morphing between layers and zones, Wide selection of factory presets, User-editable pitch and depth envelopes, Multiple LFOs and modulation matrix

**In-app purchases:** none


### Phase Monkey

[App page](https://appshunter.io/ios/app/phase-monkey-poly-synth/id6452880369)

Explore a versatile digital synthesizer inspired by 1980s phase distortion technology. Create a wide range of sounds from warm pads to aggressive basses with its unique engine and eight-stage envelopes. Optimized for touch interaction, it also supports MIDI controllers and runs across Apple devices.

**Highlights:** Phase distortion synth engine, Eight-stage envelopes, Touch-first interface, AUv3 plugin support, Universal Apple purchase, MIDI controller support, iCloud preset syncing

**In-app purchases:** none


## Frequently asked questions

### Is Tomofon free?

Tomofon costs $28.99, with no in-app purchases.

### Is Phase Monkey free?

Phase Monkey costs $5.99, with no in-app purchases.

### Which has better reviews, Tomofon or Phase Monkey?

Tomofon is rated higher. Tomofon averages 4.8 out of 5 from 19 ratings, while Phase Monkey averages 4.8 from 17 ratings.

### Do Tomofon or Phase Monkey have ads?

Neither Tomofon nor Phase Monkey shows ads.

### Which is updated more often, Tomofon or Phase Monkey?

Tomofon ships an update every 2 months, and Phase Monkey weekly. Most recently, Tomofon was updated on August 25, 2026 and Phase Monkey on July 16, 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.*