Free use

You can use the TTM database for free via our remote service.

For this purpose, you need to download and set up the TORIS software (distributed free of charge and downloadable from our website) in your PC.



Buy database

You can buy TTM database for:
$ 149
The price includes installation package and a 1-year of updates for one user.

Buy database


Currently the following payment options are available.

Topological Types of Molecules 

TTM collection (Topological Types of Molecules) is a large database of molecules, their sizes, forms, and connection modes in crystals.

Total entries: 402,618
Number of counted structures: 461,054

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