# GPX vs Tuning Fork Studio

The clearest difference is in-app purchases: GPX at none against Tuning Fork Studio's 3. GPX also leads on iOS requirement (12.1 vs 15.0). Tuning Fork Studio's advantage is device support. On price there is nothing between them.

Both are free to download. Tuning Fork Studio sells 3 in-app purchases, starting at $0.99 per month. GPX asks for nothing beyond the download.

## The numbers

| Metric | GPX | Tuning Fork Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tuning-fork-studio/id6751743458/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 73 MB | 35 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Fior Cepeda](https://appshunter.io/developer/1760170695) | [丽俨 龚](https://appshunter.io/developer/1816613061) |

## What reviewers say

### GPX

[App page](https://appshunter.io/ios/app/gpx/id6590632919)

**In-app purchases:** none


### Tuning Fork Studio

[App page](https://appshunter.io/ios/app/tuning-fork-studio/id6751743458)

Generate fundamental audio waveforms like sine, square, triangle, and sawtooth with precise control over frequency, amplitude, phase, and harmonics. Export high-quality audio for music production, sound design, and acoustic testing.

**Highlights:** Sine, square, triangle, sawtooth wave generation, Precise frequency control (A4 standard, custom Hz), Amplitude, phase, and multi-harmonic overlay, Real-time complex sound synthesis, High-quality audio export, Music production and sound design tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $5.99 | per year |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is GPX free?

GPX is free to download, with no in-app purchases.

### Is Tuning Fork Studio free?

Tuning Fork Studio is free to download, with in-app purchases available.

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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.*