# ThermoSynth vs Oscidia

The clearest difference is price: Oscidia at $14.99 against ThermoSynth's $34.99. Oscidia also leads on review sentiment (88% vs 50%) and device support (3 vs 1). ThermoSynth's advantage is iOS requirement (9.3 vs 13). On rating, update cadence, ads and in-app purchases there is nothing between them.

ThermoSynth costs $34.99 and Oscidia $14.99 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 ThermoSynth against 5.0 for Oscidia. Both are backed by a comparable volume of ratings — 4 and 12 respectively. Written reviews are what separate them: 50% of ThermoSynth's written reviews are positive against 88% of Oscidia's.

ThermoSynth ships an update every 2 months, Oscidia every 6 weeks. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ThermoSynth | Oscidia |
| --- | --- | --- |
| Price | $34.99 | **$14.99** |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/thermosynth/id1619491705/reviews) | [5.0 (12 ratings)](https://appshunter.io/ios/app/oscidia/id6748944379/reviews) |
| Number of ratings | 4 | **12** |
| Positive reviews | 50.0% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Size | 25 MB | 168 MB |
| Requires iOS | **9.3** | 13 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SonicPlanet Audio Video Teknolojileri Anonim Sti.](https://appshunter.io/developer/946568989) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### ThermoSynth

[App page](https://appshunter.io/ios/app/thermosynth/id1619491705)

This app is a generative synthesizer that creates evolving sonic structures inspired by thermodynamic systems. It features a self-regulating hyper oscillator engine with a feedback matrix and stochastic modulators for unique, never-repeating drone synthesis and organic textures.

**Highlights:** Self-regulating hyper oscillator engine, Generative synthesis at waveform level, 4x4 feedback matrix for oscillator interaction, Stochastic modulators for sonic changes, User-controlled injections for system perturbation, MPE support, High-resolution rotary encoder MIDI mapping

**In-app purchases:** none


### Oscidia

[App page](https://appshunter.io/ios/app/oscidia/id6748944379)

This powerful synthesizer app allows iOS users to create a vast array of sounds using multiple oscillators, wavetable synthesis, and advanced modulation options. It features a versatile sequencer with independent arpeggiators and built-in effects for complex sound design.

**Highlights:** 3 Oscillators Per Voice, Wavetable & Additive Synthesis, Morphing & Warping Wavetables, 5 Morphable Filter Types, 3 Independent Arpeggiators, Mod Matrix, Internal Effects Suite

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

**In-app purchases:** none


## Frequently asked questions

### Is ThermoSynth free?

ThermoSynth costs $34.99, with no in-app purchases.

### Is Oscidia free?

Oscidia costs $14.99, with no in-app purchases.

### Which has better reviews, ThermoSynth or Oscidia?

ThermoSynth and Oscidia are both rated 5.0 out of 5 on the App Store, from 4 and 12 ratings respectively.

### Do ThermoSynth or Oscidia have ads?

Neither ThermoSynth nor Oscidia shows ads.

### Which is updated more often, ThermoSynth or Oscidia?

ThermoSynth ships an update every 2 months, and Oscidia every 6 weeks. Most recently, ThermoSynth was updated on October 6, 2026 and Oscidia on October 15, 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.*