Airstack offers Free Trial, but IFTTT does not.
Airstack is designed for Large Enterprises, Medium Business and Small Business.
IFTTT is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Airstack Starts at $24/User/Year whereas for IFTTT Starts at $3/Month.
Some top alternatives to Airstack includes CollaborateCloud, DoSheets, SalesCRM, SaaSLicense, CostTeam, Qualified, Workvivo, Follab, Moderne, Paper Workspace, TealBox and IFTTT.
Some top alternatives to IFTTT includes Tasker TimenTask, Zapier, Integrately, Microsoft Flow, Zoho Flow, Qualified, Built.io Flow, Workvivo, Flowall, Applet, OneSaaS and Basaas.