. ▁ ▁Android ▁and ▁iOS ▁versions ▁ ▁D W SI M ▁is ▁also ▁available ▁on ▁Android ▁and ▁iOS ▁mobile ▁operating ▁systems , ▁where ▁it ▁is ▁free ▁to ▁download . ▁On ▁these ▁platforms , ▁D W SI M ▁includes ▁a ▁basic ▁set ▁of ▁features ▁while ▁more ▁advanced ▁modules ▁can ▁be ▁un locked ▁through ▁in - app ▁purch ases . ▁ ▁R asp berry ▁Pi ▁version ▁ ▁A ▁special ▁D W SI M ▁build ▁is ▁available ▁for ▁R asp berry ▁Pi ▁ 2 / 3 ▁devices ▁running ▁an ▁arm h f - based ▁Linux ▁distribution ▁like ▁R asp bian ▁and ▁Ubuntu ▁M ATE . ▁ ▁Stand alone ▁Th erm od ynam ics ▁Library ▁ ▁D W SI M ' s ▁Property ▁and ▁Equ ilib rium ▁calculation ▁rout ines ▁are ▁also ▁available ▁as ▁a ▁stand alone , ▁ 1 0 0 % ▁managed ▁ ▁Dynamic ▁Link ▁Library ▁( D LL ). ▁It ▁can ▁be ▁linked ▁against ▁free ▁and ▁propriet ary ▁applications ▁( L G PL ▁v 3 ▁license ). ▁ ▁See ▁also ▁Process ▁design ▁( chem ical ▁engineering ) ▁List ▁of ▁Chem ical ▁Process ▁Sim ul ators ▁Standard ▁temperature ▁and ▁pressure ▁ ▁External ▁links ▁D W SI M ▁home page ▁- ▁documentation , ▁download ▁links , ▁tutorials , ▁help ▁and ▁support ▁for ▁D W SI M . ▁CO - La N ▁- ▁the ▁C AP E - OP EN ▁Labor ator ies ▁Network ▁is ▁a ▁neutral ▁industry ▁and ▁academic ▁association ▁prom oting ▁open ▁interface ▁standards ▁in ▁process ▁simulation ▁software . ▁CO - La N ▁members ▁are