# Oscidia vs Metric Flow

The clearest difference is update cadence: Oscidia at monthly against Metric Flow's every 9 months. Oscidia also leads on rating (5.0 vs 4.7) and iOS requirement (13 vs 17.5). Metric Flow's advantage is price ($9.99 vs $14.99) and review sentiment (100% vs 88%). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Oscidia costs $14.99 and Metric Flow $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oscidia holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 11 and 7 respectively. Written reviews complicate that: 88% of Oscidia's written reviews are positive against 100% of Metric Flow's, so the app with the better star average is not the one people write more warmly about.

Oscidia ships an update monthly, Metric Flow every 9 months. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Oscidia | Metric Flow |
| --- | --- | --- |
| Price | $14.99 | **$9.99** |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/oscidia/id6748944379/reviews)** | [4.7 (7 ratings)](https://appshunter.io/ios/app/metric-flow/id6749366918/reviews) |
| Number of ratings | **11** | 7 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Paid | Paid |
| Size | 168 MB | 58 MB |
| Requires iOS | **13** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Thomas Quayle](https://appshunter.io/developer/1830213658) |

## What reviewers say

### 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


### Metric Flow

[App page](https://appshunter.io/ios/app/metric-flow/id6749366918)

Generate endless rhythmic patterns for improvisation practice. Visualize rhythms without traditional notation and customize them with advanced options. Export rhythms as audio files for use in DAWs.

**Highlights:** Endless rhythm generation, Visual rhythm representation, Customizable rhythm patterns, Audio export (WAV, AAC), Supports complex time signatures, Built-in drone synthesizer

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oscidia free?

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

### Is Metric Flow free?

Metric Flow costs $9.99, with no in-app purchases.

### Which has better reviews, Oscidia or Metric Flow?

Oscidia is rated higher. Oscidia averages 5.0 out of 5 from 11 ratings, while Metric Flow averages 4.7 from 7 ratings.

### Do Oscidia or Metric Flow have ads?

Neither Oscidia nor Metric Flow shows ads.

### Which is updated more often, Oscidia or Metric Flow?

Oscidia ships an update monthly, and Metric Flow every 9 months. Most recently, Oscidia was updated on September 21, 2026 and Metric Flow on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*