Yes, both Vonage Business and Twilio Flex offer a Free Trial.
Vonage Business is designed for Medium Business and Small Business.
Twilio Flex is designed for Large Enterprises and Medium Business.
The starting price of Twilio Flex begins at $1/User, while pricing details for Vonage Business are unavailable.
Some top alternatives to Vonage Business includes CloudTalk, RingCentral Office, Jive Voice, 4PSA VoipNow, Alianza, Voxloud, MightyCall, Ringover, Voxbi, iPlum and Comcast Business VoiceEdge.
Some top alternatives to Twilio Flex includes CometChat, CloudTalk, Five9, 3CX, Genesys PureConnect, MSG91, Infobip, Cloudonix, CommPeak, CloudContactAI and Messenger Communication Platform.
