No action is required from existing subscribers. 

If you are on vaultbox Monthly or Yearly plan, you will enjoy vaultbox Pro new pricing on the next billing cycle. As always, it's easy to switch between subscription plans, just visit your Account Settings page.

If you are on vaultbox Deputy Only, you will be automatically migrated to vaultbox Essential account which is FREE. 

vaultbox Essential and vaultbox Pro. It now costs less to protect and organise all your important information.