Formstack offers Free Trial, but Act-On does not.
Formstack is designed for Large Enterprises, Medium Business and Small Business.
Act-On is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Formstack Starts at $50/Month when Billed Yearly whereas for Act-On Starts at $900/Month.
Some top alternatives to Formstack includes Cognito Forms, Zoho Forms, Formsite, Typeform, Google Forms, Jotform, 123FormBuilder, FormAssembly, stepFORM, forms.app, Microsoft Forms and Framestr Online Forms.
Some top alternatives to Act-On includes Outgrow, ActiveCampaign, CleverTap, Moosend, Jumplead, Omnisend, ActiveTrail, LeadSquared Marketing Automation, LeadBI, Net-Results, MaaxMarket, SAS Marketing Automation, Marketing Optimizer, Zoho Marketing Automation and Ackwire.