SOR
Output Messenger offers Free Trial, but Trillian does not.
Trillian is designed for Large Enterprises, Medium Business and Small Business.
Output Messenger is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Trillian Starts at $3.33/Month when Billed Yearly whereas for Output Messenger Starts at $35/Year.
Some top alternatives to Trillian includes Google Chat, HCL Sametime, Output Messenger, Dialog, Office Chat, mais.im, imBee, Softros LAN Messenger, Takle and Brosix.
Some top alternatives to Output Messenger includes Slack, uShare.to, Trillian, Dialog, Office Chat, SafeChats, Softros LAN Messenger, Takle, Brosix and Teamwork Chat.