Molecular Constructor is a free 3D modeling software for building molecules. Using this application user can design a molecule and optimize its geometry at the same time.
No ads. Needs permission to save a screenshot only.
Big thanks to those who leave reviews! Here is an iOS version of my app:
https://itunes.apple.com/us/app/molecular-constructor/id1299401504?mt=8
* Added a file manager: you can create folders now (yay!)
* Added two-finger rotation and panning
* Added "Add" menu item
* Changed molecule insertion procedure
* Improved bond editing, removed bond popup
* Removed "Dragging" menu item and double-tap gesture
* Atom popup shows up faster
* Limited undo/redo history
* Added Mn and Na-C bond
* Increased maximum valence for boron to 4
* Fixed some bugs that caused app crashes
* Minor UI improvements
