Yes, both Crowdcast and Customer.io offer a Free Trial.
Crowdcast is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Customer.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Crowdcast Starts at $20/Month when Billed Yearly whereas for Customer.io Starts at $100/Month.
Some top alternatives to Crowdcast includes Livestorm, Vimeo Livestream, StreamYard, Zealous, Zoom Video Webinar, Streamster, Stream Club, Streann Studio, YouStreamer and Zuddl Studio.
Some top alternatives to Customer.io includes Outgrow, ActiveCampaign, CleverTap, Moosend, Omnisend, ActiveTrail, Iterable, Hubspot Marketing Hub, Klaviyo, SendGrid, MailChimp, StreamSend, Adobe Marketo Engage and Contactspot.