Neither Keybase nor VoltShare offers a free trial.
Keybase is designed for Large Enterprises, Medium Business and Small Business.
VoltShare is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing details for both Keybase and VoltShare are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Keybase includes Encrypt.me, 1Password, SendSafely, VoltShare, Element, Crypho, Confide, Signal Messenger, CypherChat and SmartEncrypt.
Some top alternatives to VoltShare includes VMware AppDefense, Cisco ACI, Symantec Data Center Security, Quatrix, SecureDoc, Dropvault, DataMotion Secure Email, Securiti, ClearDATA Comply and Very Good Security.