Best Email Encryption Software For Small Business
Top picks for Email Encryption Software available for small business
Easily secure and send sensitive files.
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Starts from $14.50/Month
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List of the Best Email Encryption Software For Small Business as of June 2026

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What is SenditCertified?
SenditCertified is a PDF file encryption software that allows to encrypt sensitive documents before emailing them to any destination. The recipient receives the document as an attachment with no special software requirements. With this powerful encryption functionality, user can be sure that ...
Read more about SenditCertifiedStarts from $14.50/Month

NeoCertified
Secure your emails with NeoCertified encryption.
Best for: SMB teams · Mid-market · Enterprise
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What is NeoCertified?
NeoCertified is an end-to-end email encryption software on the market. Through a simple installation process, it adds maximum security to communications with friends, family, and business associates. Encrypt email contacts' emails with carbon copy (Cc) or blind carbon copy (Bcc), giving control ...
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Paubox Encrypted Email
Secure your sensitive information with ease.
Best for: SMB teams · Mid-market · Enterprise
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What is Paubox Encrypted Email?
Paubox Encrypted Email is a revolutionary email encryption software that can help to digitally sign, encrypt, decrypt, sign and send email with ease. With Paubox Encrypted Email private information is safe from prying eyes. The advanced security features of Paubox Encrypted Email help for ...
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Proofpoint Email Encryption
Keep your emails secure and private.
Best for: SMB teams · Mid-market · Enterprise
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What is Proofpoint Email Encryption?
Proofpoint Email Encryption is a data loss prevention solution to encrypt email, blocking confidential information from falling into the wrong hands. This software will fit seamlessly into an existing email environment and has been tested with leading Microsoft Exchange, IBM Domino, Novell ...
Read more about Proofpoint Email EncryptionProofpoint Email Encryption offers custom pricing plan

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What is Encyro?
The Encyro Email Encryption Software is a must have for individuals and small businesses. It scrambles important emails so the government, hackers, spam bots, advertisers, marketers can't see email content. This makes it safe to send confidential information such as bank account numbers, social ...
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What is Mailfence?
Mailfence is a web-based email encryption software. It is simple to use and provides a flexible, cross-device and cross-platform encrypted email storage. It allows to send and receive email messages with privacy and security features such as PGP encryption, two-factor authentication, OpenPGP ...
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What is ZixEncrypt?
ZixEncrypt is a email encryption software that can encrypt and decrypt emails instantly. It doesn't require any password or registration, only send an email with attachment as usual, that's it. All recipients can simply drag and drop the attachment to decrypt and read private email. The ...
Read more about ZixEncryptZixEncrypt offers custom pricing plan

Egress Protect
Secure your emails, protect your privacy.
Best for: SMB teams · Mid-market · Enterprise
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What is Egress Protect?
Egress encrypt all email messages and attachments in a secure and reliable way, and let no one read them. With Egress, the only person who can read sensitive information is the use itself--Egress never has access to private keys or passwords. Egress servers are run by experts following industry ...
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DeliverySlip
Secure your emails with advanced encryption.
Best for: SMB teams · Mid-market · Enterprise
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What is DeliverySlip?
DeliverySlip is email encryption software designed to protect messages while in transit. It works by encrypting messages with 256-bit AES, and digitally signing messages with RSA encryption, two secure standards of protecting messages sent over the Internet. DeliverySlip has been designed for ...
Read more about DeliverySlipDeliverySlip offers custom pricing plan

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What is SendSafely?
SendSafely is email encryption software that enables to open, modify and send secure emails. It creates an encrypted thread of communication with recipient. SendSafely is easy to use, fast encryption software available to keep private emails private. Encrypting emails with SendSafely for ...
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What is Echoworx?
Echoworx is email encryption software designed to take advantage of the sendmail program, which is installed on virtually every UNIX system. Echoworx allows to digitally sign and encrypt email so that only the person(s) who have been authorized can read it. This also allows to digitally sign so ...
Read more about EchoworxEchoworx offers custom pricing plan

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What is Tutanota?
Tutanota is an easy way to encrypt your emails. There's no software to install, and it works with existing email provider. It also contains a secure chat feature so user can have encrypted conversations even if the next person are talking to is not using Tutanota yet. Tutanota encrypts ...
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Protonmail
Secure your emails with end-to-end encryption.
Best for: SMB teams · Mid-market · Enterprise
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What is Protonmail?
ProtonMail is a secure emailing service based in Geneva, Switzerland, founded in 2013. It ensures user data privacy by employing client-side encryption before content and information is sent to ProtonMail servers. Subscribers can access the service through a webmail client, the Tor network, or ...
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What is CTemplar?
CTemplate is a powerful, yet simple to use email encryption software. CTemplate allows individuals and companies transmitting information via email to easily encrypt and decrypt their message before sending it. The program uses a file -based process that encrypts data into a CTemplate Encrypted ...
Read more about CTemplarStarts from $6/Month when Billed Yearly, also offers free forever plan

Beeble
Protect your data with unbeatable encryption software.
Best for: SMB teams · Mid-market · Enterprise
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What is Beeble?
Discover Beeble, the ultimate solution for private, secure email communication and encrypted cloud storage. In a digital world filled with potential threats, Beeble offers unparalleled security and reliability for the storage and management of your critical information. At Beeble, we understand ...
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What is Telios?
Telios is an ultimate private email service software that offers end-to-end encryption for all your messages and attachments. It allows you to securely communicate via a peer-to-peer network which keeps your emails secure from outsiders. All your data is safely encrypted and stored on your own ...
Read more about TeliosStarts from $3/Month, also offers free forever plan

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What is DataMotion Secure Email?
DataMotion Secure Email is a comprehensive, user-friendly solution for exchanging private, regulated emails, messages, and files. The service's FIPS 140-2 compliant encryption, zero-trust design, and easy-to-use interface guarantee organisations improved data security and privacy while adhering ...
Read more about DataMotion Secure EmailDataMotion Secure Email offers custom pricing plan

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What is lockrMail?
lockrMail is an easy to use email encryption software. It protects emails by converting emails into ciphertext, which is then sent to the recipients. The recipient can then use their own account passphrase (or the public key if it is a public/private key system) to decrypt the message back into ...
Read more about lockrMaillockrMail offers custom pricing plan
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Frequently Asked Questions About Email Encryption Software
Stuck on something? We're here to help with all the questions and answers in one place.
The most important Email Encryption Software features to evaluate are Contact Management, Calendar Management, Document Management, Reporting (Analytics), Auto-Responders, Filtering. Most buyers prioritize ease of use, reporting, and integration capabilities. Look for tools that cover your core workflow before comparing advanced features.
Email Encryption Software pricing varies widely — from free plans to enterprise contracts. 10 products on Spotsaas offer a free plan or trial:
The top rated Email Encryption Software based on verified user reviews and SpotScore are SenditCertified, NeoCertified, Paubox Encrypted Email. These tools score highest on ease of use, feature depth, and customer support — updated monthly from real buyer feedback.
Start by listing your must-have features — commonly Contact Management, Calendar Management, Document Management, Reporting (Analytics), Auto-Responders, Filtering. Then filter by team size, budget, and integrations you already use. Compare at least 3 options using free trials before committing. Spotsaas lets you compare side-by-side in minutes.
Yes — 10 Email Encryption Software on Spotsaas offer a free plan or trial. Free plans cover core features for small teams; paid upgrades unlock advanced reporting and integrations.
The best Email Encryption Software for small businesses are affordable, quick to set up, and scale without complexity. Look for per-user pricing, no long-term contracts, and strong onboarding support.
About the reviewer
Rajat Gupta is the founder of Spotsaas. Over the past two years, he has reviewed 2,000+ tools across CRM, HR, AI, and finance — applying hands-on product research and a background in commerce and the CFA program to evaluate software through a business and ROI lens. His goal: help teams make software decisions they won't regret.
Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
