▁time ▁limit . ▁The ▁user ▁can ▁try ▁out ▁the ▁fully ▁featured ▁program ▁until ▁the ▁trial ▁period ▁is ▁up , ▁and ▁then ▁most ▁trial ware ▁rever ts ▁to ▁a ▁reduced - function ality ▁( fre em ium , ▁nag ware , ▁or ▁cri pp le ware ) ▁or ▁non - function al ▁mode , ▁unless ▁the ▁user ▁pays ▁the ▁license ▁fee ▁and ▁receives ▁a ▁registration ▁code ▁to ▁un lock ▁the ▁program . ▁Tri al ware ▁has ▁become ▁the ▁norm ▁for ▁online ▁Software ▁as ▁a ▁Service ▁( S aa S ). ▁ ▁The ▁r ationale ▁behind ▁trial ware ▁is ▁to ▁give ▁potential ▁users ▁the ▁opportunity ▁to ▁try ▁out ▁the ▁program ▁to ▁judge ▁its ▁useful ness ▁before ▁purch asing ▁a ▁license . ▁ ▁According ▁to ▁industry ▁research ▁firm ▁So ft letter , ▁ 6 6 % ▁of ▁online ▁companies ▁survey ed ▁had ▁free - tri al - to - pay ing - customer ▁conversion ▁rates ▁of ▁ 2 5 % ▁or ▁less . ▁Sa a S ▁prov iders ▁employ ▁a ▁wide ▁range ▁of ▁strateg ies ▁to ▁n urt ure ▁leads , ▁and ▁convert ▁them ▁into ▁pay ing ▁customers . ▁ ▁Don ation ware ▁▁ ▁Don ation ware ▁is ▁a ▁lic ens ing ▁model ▁that ▁supplies ▁fully ▁oper ational ▁un rest rict ed ▁software ▁to ▁the ▁user ▁and ▁requests ▁an ▁optional ▁don ation ▁be ▁paid ▁to ▁the ▁programmer ▁or ▁a ▁third - party ▁benef ici ary ▁( us ually ▁a ▁non - pro fit ). ▁The ▁amount ▁of ▁the ▁don ation ▁may ▁also ▁be ▁st ip ulated