Installation Package

QSAR Toolbox Installer version 4.3

Important Note

The installation package is compressed using WinZip 17. Other applications might not be able to decompress the package as different applications implement the ZIP format differently.

A free alternative that was tested with the installer package is the 7-Zip application. 7-Zip can be downloaded from

After downloading the zip package, please first decompress it and then start the installation from the resulting folder.

Do not run the installation directly from within the compressed file.

Known Issues

New structures are not registered using the WebAPI

On a Windows 7 or 8 OS, Toolbox Server indicates errors while starting and when the Toolbox Client is started no metabolism simulators are available.

You have a previous deployment of PostgreSQL server but don’t know the password for it. You need to reset the PostgreSQL password

The Toolbox Server cannot connect to the PostgreSQL database when the server application and PostgreSQL are deployed on separate machines

The Toolbox Client cannot connect to the QSAR Toolbox Windows service

Other Downloads

Scheme Migrator App - Tool for converting Toolbox 3.x profiling schemes to the 4.x format

Database Migration Tool - Tool for migrating custom Toolbox databases from previous versions into QSAR Toolbox 4.x

Database Removal Tool - Tool for removing of deployed Toolbox databases

Need more help?

Helpdesk is here for you! Send us feedback or search our articles data base!