# Synthetiltzer Minus

> Equation-based synthesizer with keyboard-like controls and multi-waveform synthesis. (iPhone/iPad app by Switt Kongdachalert.)

- Source: https://appshunter.io/ios/app/synthetiltzer-minus/id1207285226 (this page in markdown: same URL + `.md`)
- Developer: [Switt Kongdachalert](https://appshunter.io/developer/741342887)
- Category: Music, Entertainment
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 6.0 · 8 MB
- Languages: American English
- Released: 2017-02-23
- Data updated: 2026-06-25
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/synthetiltzer-minus/id1207285226/reviews.md

## What is Synthetiltzer Minus?

***** This is Synthetiltzer Minus, which is like Synthetiltzer (without the minus), but has ads, and is free.
For an ad-less version, which has larger keys, please check out Synthetiltzer (without the minus) ****

Synthetiltzer is…
1. An equation-based synthesizer...
2. which offers a unique and special control layout...

Controls
- based off keyboard keys : easy to pick up and play
- change octaves with simple movements of the wrists, tilting the device left and right to change octaves.
- Play 1 octave above current octave by pressing at top 30% parts of the keys.

Synthesis
- Enter equations to generate sounds
    (FM synthesis is recommended)
- Multiple waveform functions : 
    - sin(), triangle(), square(), saw()
- Envelope adjustment
    - Log-computed envelope
    - standard Attack, Decay, Sustain, and Release phases
- 19 Standard Sounds to pick from
- Multiphony : Play multiple keys at once!

-Share sounds via AirDrop and Email

"An instrument to be played everywhere."
– Synthetiltzer

**Best run on iPhone 4S and above.
**If equation is too complex, crackling of sounds may show when playing. If so, simplify your equation or such.
**Updates will add more features

## Key features

- Equation-based sound generation
- Keyboard-inspired controls
- Octave control via device tilt
- Multiple waveform functions (sin, triangle, square, saw)
- Adjustable envelope settings
- Multiphonic playback
- Sound sharing via AirDrop and Email


## Frequently asked questions about Synthetiltzer Minus

### What is Synthetiltzer Minus?

Synthetiltzer Minus is a free music application that allows users to create sounds by entering equations. It features a unique control layout based on keyboard keys and offers various synthesis options.

### How do I control octaves in Synthetiltzer Minus?

You can change octaves by tilting your device left and right. Playing in the top 30% of the keys also allows you to play one octave above the current setting.

### What synthesis methods does Synthetiltzer Minus support?

Synthetiltzer Minus supports equation-based synthesis, with FM synthesis being recommended. It offers multiple waveform functions like sin(), triangle(), square(), and saw().

### Can I play multiple notes at once with Synthetiltzer Minus?

Yes, Synthetiltzer Minus supports multiphony, allowing you to play multiple keys simultaneously to create richer harmonies and textures.

### How can I share sounds created with Synthetiltzer Minus?

You can easily share your generated sounds with others via AirDrop and Email directly from the application.

### What devices is Synthetiltzer Minus best run on?

Synthetiltzer Minus is best run on iPhone 4S and above. It is supported on iPhone and iPod devices.

### Does Synthetiltzer Minus have ads?

The description states that Synthetiltzer Minus has ads. For an ad-less version, users are directed to check out 'Synthetiltzer (without the minus)'.

### What is the update frequency for Synthetiltzer Minus?

The application was last updated on February 23, 2017, with version 2.0. The developer has indicated that updates will add more features.

## Version history (last 1 release)

### 2.0 — 2017-02-23

This app has been updated by Apple to display the Apple Watch app icon.

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All apps by Switt Kongdachalert: https://appshunter.io/developer/741342887

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-25.*