Looking for a Paubox alternative?

Paubox asks for a yearly contract before you send your first secure email. Lockbin is $10 per user a month, billed monthly, with a free plan to start. And besides sending securely, your office can collect documents from clients with a link.

Lockbin vs Paubox

LockbinPaubox Standard
Price$10 per user a monthFrom $29 a month
BillingMonthly, cancel anytimeBilled yearly, $348 up front
Free planYes, 10 secure emailsNo, 14-day trial
Signed BAAYesYes
Request documents from clientsYes, secure upload linksThrough forms
Intake forms on your websiteYesYes
Admin copy of every messageYesNot listed

Paubox prices are from its pricing page, October 2026.

Why offices choose Lockbin
  • No yearly contract. Pay monthly and cancel anytime.
  • Send clients a secure link to upload documents, no account needed.
  • Add your whole office on one account, and add or remove people as staff change.
  • An admin copy of every message your team sends or receives.
  • Your office's branding on every email your team sends.

Or go straight to Premium, $10 a month. Questions? Email support@lockbin.com.

Other comparisons: Lockbin vs Hushmail Lockbin vs ShareFile Lockbin vs Virtru