Yes, both Twilio Flex and QDC Software offer a Free Trial.
Twilio Flex is designed for Large Enterprises and Medium Business.
QDC Software is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Twilio Flex Starts at $1/User whereas for QDC Software Starts at $49/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 QDC Software includes SuperSaaS, Easy Tailor App, BestLaundrySoftware, InvoiceCloud, Qualified, Checkeden, Workvivo, Washer, BetterCloud, Wesat and IFTTT.