Neither Voxloud nor PBX Plus by 500apps offers a free trial.
Voxloud is designed for Individuals, Medium Business and Small Business.
PBX Plus by 500apps is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Voxloud Starts at $19.75/User/Month when Billed Yearly whereas for PBX Plus by 500apps Starts at $9.99/Month when Billed Yearly.
Some top alternatives to Voxloud includes Dialpad Talk, VoIPstudio, Vonage Business, TR Cloud VoIP, MightyCall, Ringover, Continent Telecom IP PBX, iPlum, VoiceLine, OpenPhone and MyOperator.
Some top alternatives to PBX Plus by 500apps includes CloudTalk, VoIPstudio, Vonage Business, Vodia PBX, 3CX, VoiceIQ, Voxloud, TR Cloud VoIP, MightyCall, Continent Telecom IP PBX and Comcast Business VoiceEdge.