Yes, both ActiveCampaign and Customer.io offer a Free Trial.
ActiveCampaign is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Customer.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for ActiveCampaign Starts at $29/User/Month whereas for Customer.io Starts at $100/Month.
Some top alternatives to ActiveCampaign includes Outgrow, CleverTap, Moosend, Omnisend, Hubspot Marketing Hub, Klaviyo, Constant Contact, MailChimp, MailerLite, AnyFunnels, ConvertKit, ClickFunnels, Contactspot and Flodesk.
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.