Yes, both Twilio Flex and MyOperator offer a Free Trial.
Twilio Flex is designed for Large Enterprises and Medium Business.
MyOperator is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Twilio Flex Starts at $1/User whereas for MyOperator Starts at $10/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 MyOperator includes Zendesk Talk, Knowlarity, CloudTalk, Servetel, Call Center Studio, TeleCapture, JustCall, My Hotline, CallMatrix, Qualified, Workvivo and OpenPhone.