Simple LtRt Encoding
Pro Logic IIx Decoding

Download SoundCode LtRT Tools

For All Users, Licensed Or For Free 2 Day Trial

Mac OS native/HDX for Intel and Apple Silicon. Windows native/HDX for Intel.

Download and install SoundCode LtRT Tools by filling out the form.

Downloads are not available from a mobile device.
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1. SoundCode LtRt Tools can be purchased from the Neyrinck Store or through our extensive list of worldwide Resellers. Neyrinck Store purchase will deposit license to your iLok account. Reseller will provide license activation card for online iLok deposit. After the deposit, use iLok License Manager to activate license to your iLok USB key.

2. Download the latest version of the application by filling out the form above.

Free Trial

Download the latest version of the application by filling out the form below. A 2-day trial license can be activated to your iLok.

SoundCode LtRt Tools


Version 2.1


Mac OS native for Intel and Apple Silicon.

For Pro Tools 10.3.5 and later and Pro Tools 11, 12, 2020, 2021, 2022.

For the new Pro Tools 11 co-install with Pro Tools 10.3.5 and above. They are not compatible with versions below Pro Tools 10.3.5.

They include both 32-bit AAX versions for Pro Tools 10.3.5 and above as well as the new 64-bit format for Pro Tools 11. The four formats included are: AAX DSP, AAX Native, AAX DSP 64 and AAX Native 64.


For Pro Tools 10.3.4 and earlier.

For Pro Tools 10 Native and Pro Tools|HDX 10 and include AudioSuite, as well as 32-bit AAX DSP, AAX Native.

SoundCode Stereo LtRt Package – DISCONTINUED

SoundCode Stereo LtRt is a Pro Tools TDM, RTAS, and Audiosuite plug-in designed for post-production studios, TV mixers, video game mixers, and broadcasters that monitor or deliver stereo down mixed and LtRt encoded audio compatible with Pro Logic™ I and II decoders.
Works on Mac and PC.

SoundCode Stereo LtRt was an RTAS/TDM plug-in for Pro Tools 9 and earlier and is no longer for sale. SoundCode LtRt Tools is an AAX plug-in that replaces it and operates with Pro Tools 10 and later.

The download is still available for those who still own a license.

SoundCode Stereo LtRt Version