Neither Slido nor IFTTT offers a free trial.
Slido is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
IFTTT is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Slido Starts at $15/Month whereas for IFTTT Starts at $3/Month.
Some top alternatives to Slido includes Zeetings, Engagenow, EngageVisitor, Mentimeter, Conferences i/o, Pigeonhole Live, Vevox, VoxVote, Poll Everywhere and CommentScreen.
Some top alternatives to IFTTT includes Tasker TimenTask, Zapier, Integrately, Microsoft Flow, Zoho Flow, Qualified, Built.io Flow, Workvivo, Flowall, Applet, OneSaaS and Basaas.