# Tuning Fork Studio vs logi

The clearest difference is in-app purchases: logi at none against Tuning Fork Studio's 3. logi also leads on update cadence (fortnightly vs every 3 months). Tuning Fork Studio's advantage is iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

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

Tuning Fork Studio ships an update every 3 months, logi fortnightly. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Tuning Fork Studio | logi |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 35 MB | 8 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [丽俨 龚](https://appshunter.io/developer/1816613061) | [kim dahye](https://appshunter.io/developer/1868391710) |

## What reviewers say

### 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 |


### logi

[App page](https://appshunter.io/ios/app/logi/id6764028257)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tuning Fork Studio free?

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

### Is logi free?

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

### Do Tuning Fork Studio or logi have ads?

Neither Tuning Fork Studio nor logi shows ads.

### Which is updated more often, Tuning Fork Studio or logi?

Tuning Fork Studio ships an update every 3 months, and logi fortnightly. Most recently, Tuning Fork Studio was updated on October 18, 2026 and logi on October 10, 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.*