Side by side
gpg4o vs Lockbin
Both stand on email encryption software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Windows
gpg4o combines Outlook-based OpenPGP email protection with key-management and enterprise features. Keep in mind that encryption does not cover the subject line or recipient list, and Mac OS is unsupported.
Visit gpg4o Free plan LinuxMacWeb+1
Lockbin provides password-protected message access, encrypted storage and transit, and file collection options for paid users. Check the free plan’s attachment limit and the paid tier’s cost against your sending needs.
Visit LockbinThe facts
| gpg4o | Lockbin | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Windows | Linux, Mac, Web, Windows |
| Lowest paid plan | See the plans | Premium: $10 a month |
| Plans published | 4 | 3 |
| Maker | gpg4o | Not published |
| Website | bayoosoft.com | lockbin.com |
| On email encryption software | #6 of 31 | #2 of 31 |
gpg4o: what it does well
- Encrypts, decrypts, signs, and checks messages.
- Supports three listed encrypted mail formats.
- Key management includes synchronization and Web of Trust checks.
- Free version has no time limit.
- License can be used on several computers and profiles.
What to know first
- Subject lines and recipient lists remain unencrypted.
- Mac OS is marked unsupported.
- Central key management requires Enterprise KeyServer.
- Paid plan is listed at €99.95 a month.
Lockbin: what it does well
- Free plan includes one user and 25 MB attachments.
- Recipients can verify access with a password.
- Data is encrypted in transit and at rest.
- Premium supports hosted file-drop links and secure forms.
What to know first
- Free plan is limited to 25 MB attachments.
- Outlook and Gmail integrations are not offered.
- Premium starts at $10/user/mo.
Alternatives to gpg4o Alternatives to Lockbin The whole list