Yes, both Aircall and Desku offer a Free Trial.
Aircall is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Desku is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Aircall Starts at $30/User/Month whereas for Desku Starts at $19/User/Month when Billed Yearly.
Some top alternatives to Aircall includes Novanet Cloud Contact Center, CloudTalk, HoduCC, Call Center Studio, Dialpad Contact Center, 3CX, Vonage Contact Center and RingCentral Contact Center.
Some top alternatives to Desku includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, MessageDesk, Freshdesk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, eStreamDesk, UseDesk, HelpdeskEddy, Desk360, BoldDesk and Alerty.