Yes, both Twilio Flex and CloudContactAI offer a Free Trial.
Twilio Flex is designed for Large Enterprises and Medium Business.
CloudContactAI is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Twilio Flex Starts at $1/User whereas for CloudContactAI Starts at $25/Month.
Some top alternatives to Twilio Flex includes CometChat, CloudTalk, Five9, 3CX, Genesys PureConnect, MSG91, Infobip, Cloudonix, CommPeak, CloudContactAI and Messenger Communication Platform.
Some top alternatives to CloudContactAI includes Zoho Campaigns, ExpertTexting, SMS Gateway Hub, MOBtexting, SimpleTexting, MessageDesk, SendHub and Buddy Texts.