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Download Site for Application Program

and Sample Molecule Files

Program Download

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Lite Download Download site for MacMolecule2 Lite and PCMolecule2 Lite.


Demo Download Download site for the demo version of MacMolecule2 and PCMolecule2. These versions are identical to the full versions, but with some features disabled. This version is for demo use only.


Full Download Download site for the full featured versions of MacMolecule2 and PCMolecule2. This is the version to download if you've paid for a registration number. It will not run without a registration number. You can obtain a registration number by following the instructions on our purchase page.


Utilities Download Download various utilities for file conversion and more.


Feature List View a list of Mac and PCMolecule's features.


Sample Molecule Download

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Molecule Download 224 popular small organic molecules. From ATP to Xylitol, they're in there. These molecules are unscripted. Visit our forum for scripted molecule files.


97 different carbohydrates MacMolecule format files for mono- and disaccharides in open chain, pyranose, and furanose form. From glyceraldehyde-3-phosphate to sialic acid, all the key structures for a biochemistry course. These molecules are unscripted. The same structures are also available in Brookhaven pdb format.


Other sources of molecule files This page contains links to many databases of Protein Data Bank (PDB) files. PDB files have has become accepted as a standard format for large molecule files. Files available in the PDB file format number in the thousands, and Mac/PCMolecule can open every one of them.