Are you up-to-date? Registered users can take advantage of our free incremental program updates: these are far more than just "bug fixes", and frequently include major new features that extend the program's functionality.
Mac OS X 10.6 or later (10.10 or later for CrystalDiffract).
Windows XP SP3, Vista, Windows 7, Windows 8, Windows 10 (incl. 64-bit). Please note new system requirements for CrystalDiffract. A legacy version is provided for Windows XP users.
Free CrystalMaker Demo. If you are not a licensed CrystalMaker user, you are welcome to download a free demonstration version of CrystalMaker, which includes crystal and molecule example files, and can also be used as a free viewer for CIF, PDB, ICSD and many other file formats.