# GRFX vs Harmonic Explorer

The clearest difference is price: Harmonic Explorer at $0.99 against GRFX's $6.99. Harmonic Explorer also leads on iOS requirement (15.6 vs 17.0). GRFX's advantage is update cadence (monthly vs every 7 months). On ads, in-app purchases and device support there is nothing between them.

GRFX costs $6.99 and Harmonic Explorer $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GRFX ships an update monthly, Harmonic Explorer every 7 months. The most recent releases landed on September 9, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | GRFX | Harmonic Explorer |
| --- | --- | --- |
| Price | $6.99 | **$0.99** |
| Rating | **[4.6 (11 ratings)](https://appshunter.io/ios/app/grfx-granular-effects/id6745477065/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Paid | — |
| Size | 117 MB | 2 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Imaginando Lda](https://appshunter.io/developer/895445015) | [Philippe Zay](https://appshunter.io/developer/1200498230) |

## What reviewers say

### GRFX

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

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


### Harmonic Explorer

[App page](https://appshunter.io/ios/app/harmonic-explorer/id6747025974)

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

**In-app purchases:** none


## Frequently asked questions

### Is GRFX free?

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

### Is Harmonic Explorer free?

Harmonic Explorer costs $0.99, with no in-app purchases.

### Do GRFX or Harmonic Explorer have ads?

Neither GRFX nor Harmonic Explorer shows ads.

### Which is updated more often, GRFX or Harmonic Explorer?

GRFX ships an update monthly, and Harmonic Explorer every 7 months. Most recently, GRFX was updated on September 9, 2026 and Harmonic Explorer on September 7, 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.*