Best File Encryption Tools in 2026
Updated
In short: DataMotion Secure Email Exchange is ranked #1 of 27 as of 2 October 2026, ahead of SecureMyEmail and Virtru Email Encryption. The best-ranked option with a free plan is SecureMyEmail. The lowest first paid tier on this page is Cryptshare.express at €0.42/mo.
File encryption tools help protect email and attachments when messages need to be shared securely. Compare the entries on the controls and delivery details that shape that workflow: admin access controls, recipient verification, secure delivery and message expiry. Attachment limits may matter when you send larger files, while Gmail and Outlook integration can help determine how a tool fits your existing email setup. The list also compares whether a free plan is available and the starting point for paid access. DataMotion Secure Email Exchange, SecureMyEmail and Virtru Email Encryption are among the entries near the top. Consider which security and email features match the way you send protected messages.
27 file encryption tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | App | Score | From | Free plan | Paid from | Secure delivery | Recipient verification | Message expiry | Attachment limit | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | DataMotion Secure Email Exchange | 9.3 | — | Yes | — | portal | identity | Yes | 50 MB | View |
| 2 |  SecureMyEmail | 9.1 | Free | Yes | — | — | — | — | — | View |
| 3 | Virtru Email Encryption | 8.4 | $119/mo | No | — | link | identity | Yes | 150 MB | View |
| 4 | FlowCrypt | 8.2 | Free | Yes | — | link | password | Yes | 25 MB | View |
| 5 | c.Email | 8.1 | Free | Yes | Free | End-to-end encrypted emails are encrypted and decrypted on the sender's and recipient's devices. | Identity verification and cryptographic proofs authenticate sender identity. | — | — | View |
| 6 | Mailvelope | 8.1 | €3/mo | Yes | $2.40/user/mo | attachment | identity | — | 50 MB | View |
| 7 |  Proofpoint Email DLP and Encryption | 8.0 | — | — | — | portal | — | Yes | — | View |
| 8 |  Send It Secure | 7.6 | — | Yes | — | portal | identity | Yes | 50 MB | View |
| 9 |  Lockbin | 6.9 | $10/mo | Yes | $10/user/mo | link | password | Yes | 100 MB | View |
| 10 | RMail | 6.8 | — | — | — | attachment | password | Yes | 10 MB | View |
| 11 |  gpg4o | 6.8 | €99.95/mo | Yes | — | attachment | identity | No | — | View |
| 12 |  Gpg4win | 6.7 | — | Yes | — | attachment | identity | — | — | View |
| 13 |  Encryptomatic OpenPGP | 6.7 | $2.50/mo | Yes | $29.99/user/mo | End-to-end encryption from sender to receiver. | The recipient needs OpenPGP software to decrypt the message. | — | — | View |
| 14 |  Trustifi Outbound Shield | 6.5 | — | No | — | link | password | Yes | — | View |
| 15 |  Paubox Email Encryption | 6.5 | $29/mo | No | — | link | password | No | 150 MB | View |
| 16 |  Virtru Data Security Platform | 6.5 | $119/mo | No | — | — | — | — | — | View |
| 17 |  Mimecast Secure Messaging | 6.4 | — | — | — | portal | — | Yes | — | View |
| 18 |  MailHippo | 6.2 | $4.95/mo | No | $4.95/user/mo | portal | password | Yes | 50 MB | View |
| 19 |  Cryptshare.express | 6.1 | €0.42/mo | No | — | portal | password | Yes | 10,240 MB | View |
| 20 |  PDF Postman | 6.1 | $79.99/mo | Yes | — | attachment | password | — | — | View |
| 21 |  Secure Message | 6.0 | — | Yes | — | link | — | Yes | — | View |
| 22 |  Sophos Secure Message | 5.8 | — | — | — | — | password | Yes | — | View |
| 23 |  OpenText Core Email Message Privacy | 5.7 | — | — | — | link | — | Yes | — | View |
| 24 | OpenText Core Email Encryption | 5.4 | — | — | — | portal | password | — | — | View |
| 25 | KnowBe4 | 5.0 | $2.40/mo | No | $2.40/user/mo | — | — | — | — | View |
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which file encryption tool is ranked first on Samsung Mobile US Press?
DataMotion Secure Email Exchange is ranked #1 of 27 with a score of 9.3. SecureMyEmail is second and Virtru Email Encryption third.
How many of these have a free plan?
5 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Cryptshare.express has the lowest first paid tier we found: €0.42/mo.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.