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All 32 or 64 bit Windows versions, from Vista upwards, are supported.

(XP is officially no longer supported but some programs may still work on some XP configurations).
Software runs on Microsoft Windows only

Free SoundFonts

Go here to download some more SoundFonts, including some new ones in the new KompRessed SoundFont (SFKR) format. Also available is the Sonatina Symphonic Orchestra SFZ package compiledby Mattias Westerlund, with samples in OGG format. (SynthFont2 can extract audio from OGG files). Here you can also find the two most common compression programs used: sfArk and sfPack (these cannot extract SFKR).

Go here for a list of sites with more SoundFonts to download.

MidiSoundSynth64 Version 2.0.0.3 - Still FREE, with some restrictions

MidiSoundSynth64 is available only in 64 bit format. Download the complete setup file here. The complete setup file also includes the GM SoundFont MSSFreeGM in compressed (SFKR) format. MidiSoundSynth64 contains an inbuilt updater, but if your version has not yet been updated, here is an update file.

Here you can read about the different version updates.

IMPORTANT NOTE: Version 2.0.0.1 is unable to download the update so you have to do it manually. Here is the update file. Run to install 2.0.0.3

SynthFont2 and SynthFont2x64 (2.9.0.2) - try it free for 30 days!

Try it for a few days and then purchase a life-long license.

Download the 32 bit version as a full installation package

Download the 64 bit version as a full installation package

SynthFont2 is the second generation of SynthFont and has a number of new features and improvements. See what's new in the latest versions.

SynthFont1 (1.810) - FREE version!

SynthFont1 as a full installation package

See what's new

Download the bug fix and new features list as a PDF document, or download the complete SynthFont1 change history.

Viena and Viena64 (1.203) - the free SoundFont editor

Viena (32 bit version) as a full installation package requiring Administrator privileges. Here is an alternative installation file for non-admin installation.

Viena64
(64 bit version) as a full installation package requiring Administrator privileges. Here is an alternative installation file for non-admin installation.

Please check what's new
. Here you fund the latest help file.

SyFonOne (1.110) - the free MIDI port player

SyFonOne - based on the SynthFont technology.Download installation package. Go here to read more about it.

VSTSynthFont (3.501) - VST instrument

VSTSynthFont is not freeware.You can try it for 15 days and then purchase a license for a mere 14.90€. Go here to purchase a license by donating to help us continue developing this tool.


Download VSTSynthFont 32 bit installation package. and 64 bit installation package.  Install into the folder where you keep your VST files. You may then need to update your sequencer's list of plugins after installing the plugin file.

Standard users may have Windows set to hide Dynamic Link Library (DLL) files in Explorer. Thus, VST plugin files may not be visible

NOTE 1: VSTSynthFont is provided free of charge by PG Music in their Band-in-a-Box package. Also updates are included in this deal. Here is a short introduction to how to make best use of VSTSynthFont in Band-in-a-Box.

NOTE 2; The VSTSynthFont/VSTSynthFont64 file is not required by SynthFont, SynthFont2 or Viena. You may want it if you have a sequencer/DAW that supports VST Instruments.

NOTE 3: VSTSynthFont is NOT JUST a plugin version of SynthFont but a completely different piece of software. Do I need it? If in doubt, search the internet for "VST plugin" or read this..

What's new?

Winamp plugin (1.020) - free for everyone

in_aSyFon - based on the SynthFont technology for use with Winamp (>5).  Download the installation package and install the plugin in Winamp's "Plugins" folder

Sf2Patcher (1.021) - the simple SoundFont editor

Sf2Patcher (V1.021) is a simple tool to combine several smaller SoundFonts into one large. It can also be used to update a SoundFont with new presets. Download as ZIP file.