Yes, both SenditCertified and Dropvault offer a Free Trial.
SenditCertified is designed for Large Enterprises, Medium Business and Small Business.
Dropvault is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SenditCertified Starts at $14.50/Month whereas for Dropvault Starts at $15/User/Month.
Some top alternatives to SenditCertified includes ZixEncrypt, Encyro, Virtru, Paubox Encrypted Email, Proofpoint Email Encryption, SendSafely, NeoCertified, DataMotion Secure Email, Encrypted Work and Sealit.
Some top alternatives to Dropvault includes Tresorit, SmartVault, MyDocsOnline, Output Messenger, Crypho, Dialog, Confide, Microsoft Kaizala and Sealit.