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 Mailvelope and FlowCrypt. The best-ranked option with a free plan is FlowCrypt. The lowest first paid tier on this page is Cryptshare.express at €0.42/mo.
If you need to send protected messages or attachments, compare how each tool handles recipient verification, secure delivery and message expiry. The entries are ordered in a ranked best-of list, with DataMotion Secure Email Exchange, Mailvelope and FlowCrypt among those at the start. Attachment limits may shape which files you can send; Gmail and Outlook integration show which email services are covered. Admin access controls offer another point of comparison, while free-plan availability and paid starting prices help you weigh the listed cost details. Consider which combination of delivery, access controls and email integration fits the way you share encrypted files.
27 file encryption tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 DataMotion Secure Email Exchange Top pick · 8.8 
#2 Mailvelope Runner-up · 8.7 €3/mo
#3 FlowCrypt Also great · 8.3 Free plan · Free
- Free trial AndroidapiiOSWeb
- Free plan
- Yes
- Secure delivery
- portal
- Recipient verification
- identity
- Message expiry
- Yes
- Attachment limit
- 50 MB
RecognisedDocumentedPlatformsFree planFree trial - Free trial extensionWeb
- Free plan
- Yes
- Paid from
- $2.40/user/mo
- Secure delivery
- attachment
- Recipient verification
- identity
- Attachment limit
- 50 MB
RecognisedDocumentedPlatformsFree planFree trial€3/mofirst paid tier About MailvelopeVisit site - Free plan extension
- Free plan
- Yes
- Secure delivery
- link
- Recipient verification
- password
- Message expiry
- Yes
- Attachment limit
- 25 MB
RecognisedDocumentedPlatformsFree planFree trial - Free planFree trial LinuxmacOSWebWindows
- Free plan
- Yes
- Paid from
- $10/user/mo
- Secure delivery
- link
- Recipient verification
- password
- Message expiry
- Yes
- Attachment limit
- 100 MB
RecognisedDocumentedPlatformsFree planFree trial$10/mofirst paid tier About LockbinVisit site - Free plan extension
- Free plan
- Yes
- Paid from
- Free
- Secure delivery
- End-to-end encrypted emails are encrypted and decrypted on the sender's and recipient's devices.
- Recipient verification
- Identity verification and cryptographic proofs authenticate sender identity.
RecognisedDocumentedPlatformsFree planFree trial - Free plan WindowsmacOSiOSAndroid
- Free plan
- Yes
RecognisedDocumentedPlatformsFree planFree trial - WebWindowsmacOSiOSAndroid
- Free plan
- No
- Secure delivery
- link
- Recipient verification
- identity
- Message expiry
- Yes
- Attachment limit
- 150 MB
RecognisedDocumentedPlatformsFree planFree trial$119/mofirst paid tier About Virtru Email EncryptionVisit site - AndroidiOSWebWindows
- Secure delivery
- portal
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Free plan
- Yes
- Secure delivery
- portal
- Recipient verification
- identity
- Message expiry
- Yes
- Attachment limit
- 50 MB
RecognisedDocumentedPlatformsFree planFree trial - Free planFree trial Windows
- Free plan
- Yes
- Secure delivery
- attachment
- Recipient verification
- identity
- Message expiry
- No
RecognisedDocumentedPlatformsFree planFree trial€99.95/mofirst paid tier About gpg4oVisit site - WebWindowsmacOS
- Secure delivery
- attachment
- Recipient verification
- password
- Message expiry
- Yes
- Attachment limit
- 10 MB
RecognisedDocumentedPlatformsFree planFree trial - Free trial apiWebWindows
- Free plan
- No
- Paid from
- $4.95/user/mo
- Secure delivery
- portal
- Recipient verification
- password
- Message expiry
- Yes
- Attachment limit
- 50 MB
RecognisedDocumentedPlatformsFree planFree trial$4.95/mofirst paid tier About MailHippoVisit site - apiself-hostedWebWindows
- Free plan
- No
RecognisedDocumentedPlatformsFree planFree trial$119/mofirst paid tier About Virtru Data Security PlatformVisit site - WebWindowsmacOS
- Secure delivery
- portal
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Windows
- Free plan
- Yes
- Secure delivery
- attachment
- Recipient verification
- identity
RecognisedDocumentedPlatformsFree planFree trial - Windows
- Free plan
- Yes
- Paid from
- $29.99/user/mo
- Secure delivery
- End-to-end encryption from sender to receiver.
- Recipient verification
- The recipient needs OpenPGP software to decrypt the message.
RecognisedDocumentedPlatformsFree planFree trial$2.50/mofirst paid tier About Encryptomatic OpenPGPVisit site - Web
- Free plan
- No
- Secure delivery
- link
- Recipient verification
- password
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- No
- Secure delivery
- link
- Recipient verification
- password
- Message expiry
- No
- Attachment limit
- 150 MB
RecognisedDocumentedPlatformsFree planFree trial$29/mofirst paid tier About Paubox Email EncryptionVisit site - Web
- Free plan
- No
- Secure delivery
- portal
- Recipient verification
- password
- Message expiry
- Yes
- Attachment limit
- 10,240 MB
RecognisedDocumentedPlatformsFree planFree trial€0.42/mofirst paid tier About Cryptshare.expressVisit site - WebLinux
- Free plan
- Yes
- Secure delivery
- link
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Windows
- Free plan
- Yes
- Secure delivery
- attachment
- Recipient verification
- password
RecognisedDocumentedPlatformsFree planFree trial$79.99/mofirst paid tier About PDF PostmanVisit site - Web
- Secure delivery
- link
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Recipient verification
- password
- Message expiry
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Secure delivery
- portal
- Recipient verification
- password
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- No
- Paid from
- $2.40/user/mo
RecognisedDocumentedPlatformsFree planFree trial$2.40/mofirst paid tier About KnowBe4Visit site
Is your tool 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 Specifiction?
DataMotion Secure Email Exchange is ranked #1 of 27 with a score of 8.8. Mailvelope is second and FlowCrypt 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 on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.