Yes, both Asana and Customer.io offer a Free Trial.
Asana is designed for Large Enterprises, Medium Business and Small Business.
Customer.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Asana Starts at $6.92/user/month when monthly whereas for Customer.io Starts at $100/Month.
Some top alternatives to Asana includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, Basecamp, Trello, ProofHub, Zoho Projects, monday.com, Teamwork, ProjectManager.com, Microsoft Project, Quick Base, ClickUp and Height.
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.