Lockbin
7.5#3 in email encryption softwareFrom $10 a monthFree planWebLinuxmacOSWindows
VisitLockbin vs Secure Message
Secure Message
6.9#9 in email encryption softwareFrom $690 a yearFree planWebLinuxSelf-hosted
VisitWhat both publish
| Fact | Lockbin | Secure Message |
|---|---|---|
| Admin access controls | Yes | Yes |
| Encryption | Messages are protected in transit with TLS and at rest with FIPS 140-2 verified AES-256 encryption. | Stored messages, attachments and quarantine are encrypted with Fernet using AES-128-CBC and HMAC-SHA256, with the key held on the customer host. |
| Free plan | Yes | Yes |
| Integrations | Lockbin works alongside Google Workspace and Microsoft 365, with no plugin or extension required. | The gateway can sit in front of Microsoft 365 or an existing mail server, using MX routing and outbound smart-host relay without mailbox migration. |
| Message expiry | Yes | Yes |
| Product | Lockbin is a web application for sending private email messages and files. | Secure Message is a self-hosted inbound email gateway that filters mail before it reaches an existing mail server. |
| Recipient verification | password | Professional can reject mail to nonexistent users using SMTP callout, LDAP or directory lookups. |
| Secure delivery | link | link |
| Support | Current users can email [email protected] for immediate assistance, and professional-tier users can reach support by phone through their account. | Community includes community support, Professional includes business-hours support, and Enterprise includes priority support and an SLA. |
Lockbin plans
- Premium$10 a month
- Multi-User Enterprise$10 a month
- Free—
Secure Message plans
- Professional$690 a year
- Enterprise$1,490 a year
- CommunityFree
Pick Lockbin if…
Lockbin may suit medical, dental, CPA, finance, and government organizations handling sensitive information. It is also an option for users who want browser-based message and file delivery alongside Google Workspace or Microsoft 365.
Pick Secure Message if…
It may suit healthcare, finance or legal teams, MSPs, internal IT teams and other compliance-driven organizations that need to filter or protect email. Community has community support; Professional includes business-hours support, while Enterprise includes priority support and an SLA.