# Elastic OSC vs GRFX

The clearest difference is price: GRFX at $6.99 against Elastic OSC's $17.99. GRFX also leads on in-app purchases (none vs 2) and chart position (#123 vs unranked). Elastic OSC's advantage is review sentiment (92% vs 78%) and update cadence (fortnightly vs monthly). On rating, ads, monetization model and device support there is nothing between them.

Elastic OSC costs $17.99 and GRFX $6.99 up front. Elastic OSC sells 2 one-off in-app purchases. GRFX asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Elastic OSC against 4.6 for GRFX. Both are backed by a comparable volume of ratings — 39 and 11 respectively. Written reviews are what separate them: 92% of Elastic OSC's written reviews are positive against 78% of GRFX's.

Elastic OSC ships an update fortnightly, GRFX monthly. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Elastic OSC | GRFX |
| --- | --- | --- |
| Price | $17.99 | **$6.99** |
| Rating | **[4.7 (39 ratings)](https://appshunter.io/ios/app/elastic-osc/id6478936836/reviews)** | [4.6 (11 ratings)](https://appshunter.io/ios/app/grfx-granular-effects/id6745477065/reviews) |
| Number of ratings | **39** | 11 |
| Positive reviews | **92.0% of reviews** | 77.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Paid | Paid |
| Best chart rank | — | **#123** |
| Size | 58 MB | 117 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oliver Greschke (DE)](https://appshunter.io/developer/505848000) | [Imaginando Lda](https://appshunter.io/developer/895445015) |

## What reviewers say

### Elastic OSC

[App page](https://appshunter.io/ios/app/elastic-osc/id6478936836)

This synthesizer app offers a vast range of sounds inspired by a popular hardware module. It features 24 distinct oscillator models, intuitive XY pads for sound manipulation, and a versatile arpeggiator. Play it with an on-screen or external keyboard for monophonic or polyphonic sound design.

**Highlights:** 24 distinct sound engines based on Plaits DSP, Intuitive XY pads for sound manipulation, Versatile arpeggiator with multiple modes, Integrated help system for all features, DX7 bank and wavetable import, 5 master effects with automations

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multi LFOs | $3.99 | one-time |
| Unlock MPE for expressive control | $4.99 | one-time |


### GRFX

[App page](https://appshunter.io/ios/app/grfx-granular-effects/id6745477065)

**Currently charting:** #123 Top Paid · Music (US App Store)

Transform ordinary audio into unique sonic textures, evolving soundscapes, and rhythmic glitches. This app offers precise control over sound manipulation with a unique pitch controller, multiple LFOs, and a flexible multi-effect chain. Create complex and immersive audio transformations in real-time.

**Highlights:** Granular engine for textures and rhythms, Harmonic Triangle pitch controller, Multi-effect chain with probabilistic routing, Four self-modulating LFOs, Real-time audio sculpting, AUv3 plugin and standalone app

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Elastic OSC free?

Elastic OSC costs $17.99, and also offers in-app purchases.

### Is GRFX free?

GRFX costs $6.99, with no in-app purchases.

### Which has better reviews, Elastic OSC or GRFX?

Elastic OSC is rated higher. Elastic OSC averages 4.7 out of 5 from 39 ratings, while GRFX averages 4.6 from 11 ratings.

### Do Elastic OSC or GRFX have ads?

Neither Elastic OSC nor GRFX shows ads.

### Which is updated more often, Elastic OSC or GRFX?

Elastic OSC ships an update fortnightly, and GRFX monthly. Most recently, Elastic OSC was updated on September 23, 2026 and GRFX on September 26, 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.*