Software · Audio & music

Polyphone

Turn any sound into a musical instrument.

Completely free
Windows, macOS and Linux
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub
Excerpt from polyphone.io, read on 9 November 2026
nt as long as it is not shared. the integrity of the initial soundfont is thus preserved. licenses allowing a personal use only personal use license on creative commons the author allows only a personal use of a soundfont and its derivative products. a commercial use of the original soundfont and Open the page
License: GPL-3.0+ — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Flathub, Official plan pages (pricing, licence, terms)
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: not documented
Ads: not documented
Platforms: Windows, macOS and LinuxEstablished by Linux: Flathub, Unspecified source · macOS: Unspecified source · Windows: Unspecified source
Publisher: David Triponney
Latest version: 2.6 (25 May 2026)
Latest activity: 26 October 2026

At a glance

All of Polyphone is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Plans and conditions

Non-commercial use only, under the publisher’s terms.

Strengths

Open source code
Commercial use allowed

About

Polyphone is a soundfont editor for quickly designing musical instruments.

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) — 9 November 2026
Facts collected from Unspecified source (platforms) — 9 November 2026
Facts collected from Official plan pages (pricing, licence, terms) (limits, commercial use) — 9 November 2026
Last technical check: 7 November 2026
Description from Flathub — AppStream (Flathub)

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