Top 10 Appriver Alternatives 2026
Secure your emails with ease.
Main Features
- Auto-Responders
- Calendar Management
- Contact Management
- Data Security
Pricing
Appriver offers custom pricing plan
Appriver is a Email Encryption Software platform with a user rating of 4.4★ based on 14 reviews. Teams looking for alternatives typically need better pricing flexibility, easier deployment, or a closer feature fit for their specific use case. Below you'll find 10 vetted Email Encryption Software alternatives ranked by user rating, with filters to narrow by pricing, platform, and features — so you can find the right fit for 2026.
Appriver vs Top Alternatives at a Glance
Side-by-side comparison of pricing, user rating, and free trial availability to help you decide faster.
| Tool | Best For | Pricing | Rating | Free Option |
|---|---|---|---|---|
| Appriver Current | Email Encryption Software | Custom pricing | 4.4 ★ | ✗ No |
 Protonmail | Email Encryption Software | Free plan available | 2.7 ★ | ✓ Yes |
 Proofpoint Email Encryption | Email Encryption Software | Free trial | 4.6 ★ | ✓ Yes |
 Encyro | Email Encryption Software | $9.99 | 4.8 ★ | ✓ Yes |
 Mailfence | Email Encryption Software | Free plan available | 4.9 ★ | ✓ Yes |
 NeoCertified | Email Encryption Software | $59 | 4.9 ★ | ✓ Yes |
Showing 1-10 out of 10
List of the Top Appriver alternatives as of October 2026
Compare business software, products, and services to find the best solution for your business or organization. Use the filters on the left to drill down by category, pricing, features, market segment, user ratings, and more.
Protonmail — 2.74★
Secure your emails with end-to-end encryption.
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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 ...
Read moreWhat reviewers like about Protonmail
- Strong data privacy features
- User-friendly interface
- Access via multiple platforms
Where Protonmail falls short
- Limited storage for free users
- May lack advanced features
- Dependent on internet access
Common Features
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Filtering
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Data Security
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Multi-user Support
+ 4 more
Unique Features
No unique features
Proofpoint Email Encryption — 4.62★
Keep your emails secure and private.
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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 moreWhat reviewers like about Proofpoint Email Encryption
- Integrates into email systems, filtering spam and phishing emails effectively.
- Easy to use, both for end-users and administrators, reducing the time spent on email management tasks.
- Provides encryption features, ensuring secure communication and protection from cyber threats.
Where Proofpoint Email Encryption falls short
- Some users find the customization for large-scale enterprise environments not fully intuitive.
- Limited Multi-Factor Authentication (MFA) and federated access features could be enhanced for better security.
- The layout may not be aesthetically pleasing for some users, impacting user experience.
Common Features
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Encryption
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Data Security
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Filtering
+ 2 more
Unique Features
No unique features
Pricing
Free Trial available
Proofpoint Email Encryption offers custom pricing plan
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Encyro — from $9.99 · 4.81★
Secure your emails and protect your information.
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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 ...
Read moreWhat reviewers like about Encyro
- Clients can upload sensitive documents without creating passwords, removing a common friction point.
- Portal gives immediate access to documents and secure file sharing.
- Reliable, fast, and easy to use, with responsive customer support.
Where Encyro falls short
- Limited customization and feature options can be challenging for new users without support.
- Marketplace lacks variety in additional apps and connectors for advanced integrations.
- Some users face repeated login prompts due to authentication issues.
Common Features
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Encryption
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End-to-End Encryption
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Data Security
+ 2 more
Unique Features
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Personalized URL
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Audit Trail
Pricing
Free Trial available, Try Now
Starts from $9.99/Month when Billed Yearly, also offers free forever plan
Mailfence — 4.88★
Secure your emails with ease.
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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 ...
Read moreWhat reviewers like about Mailfence
- Excellent customer service with quick responses and efficient support.
- High emphasis on security and privacy, appealing to users concerned about data protection.
- User-friendly interface and ease of navigation, suitable for both beginners and experienced users.
Where Mailfence falls short
- May lack certain advanced customization features for users looking for extensive personalization.
- Limited third-party app integration and marketplace choices, restricting potential advanced functionalities for some users.
Common Features
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Calendar Management
-
Contact Management
-
Document Management
+ 1 more
Unique Features
No unique features
Pricing
Free Trial available, Try Now
Mailfence offers custom pricing plan
NeoCertified — from $59 · 4.9★
Secure your emails with NeoCertified encryption.
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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 ...
Read moreWhat reviewers like about NeoCertified
- End-to-end encryption
- Simple installation
- Control over email visibility
Where NeoCertified falls short
- Limited integrations
- May require training for users
- Not suitable for all email clients
Common Features
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End-to-End Encryption
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Encryption
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Data Security
+ 1 more
Unique Features
-
Audit Trail
Pricing
Free Trial available, Try Now
Starts from $59/User/Year
SenditCertified — from $14.50 · 5★
Easily secure and send sensitive files.
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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 moreWhat reviewers like about SenditCertified
- Easy document encryption
- No special software for recipients
- Secure PDF attachments
Where SenditCertified falls short
- Limited to PDF files only
- May not support large files
- Dependent on email client compatibility
Common Features
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Encryption
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End-to-End Encryption
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Document Management
+ 1 more
Unique Features
No unique features
Pricing
Free Trial available
Starts from $14.50/Month
ZixEncrypt — 4.5★
Secure and effortless email encryption made simple.
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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 moreWhat reviewers like about ZixEncrypt
- Ensures easy encrypted email communication, especially with Google email integration.
- Straightforward installation, customizable for various user needs, meeting security standards expected by clients.
- Excellent customer support, with the product functioning reliably.
Where ZixEncrypt falls short
- Some users may find the interface occasionally janky.
- Limited customizations and advanced integration options.
- Pricing may not be the most budget-friendly option available.
Common Features
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Encryption
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End-to-End Encryption
-
Data Security
Unique Features
No unique features
Pricing
ZixEncrypt offers custom pricing plan
DataMotion Secure Email — 5★
Secure your emails with ease.
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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 moreWhat reviewers like about DataMotion Secure Email
- User-friendly encryption
- FIPS compliant
- Zero-trust design
Where DataMotion Secure Email falls short
- Limited to email communication
- May require user training
- Subscription costs can add up
Common Features
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Encryption
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Data Security
-
End-to-End Encryption
Unique Features
No unique features
Pricing
DataMotion Secure Email offers custom pricing plan
Echoworx — 4★
Securely encrypt and sign all your emails.
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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 moreWhat reviewers like about Echoworx
- Strong email security features
- Easy integration with UNIX systems
- Digital signing for authenticity
Where Echoworx falls short
- Limited to email encryption
- Requires UNIX knowledge
- May not suit non-technical users
Common Features
-
Encryption
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End-to-End Encryption
-
Data Security
Unique Features
No unique features
Pricing
Echoworx offers custom pricing plan
CTemplar — from $6 · 1★
Secure your emails with end-to-end encryption.
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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 moreWhat reviewers like about CTemplar
- File-based encryption
- Easy to use
- Secure transmission
Where CTemplar falls short
- File format may limit compatibility
- Learning curve for new users
- Limited advanced features
Common Features
-
End-to-End Encryption
-
Encryption
-
Data Security
Unique Features
No unique features
Pricing
Starts from $6/Month when Billed Yearly, also offers free forever plan
Appriver competitors, compared
Buyers comparing Appriver usually weigh it against these 10 email encryption software competitors, starting with Protonmail, Proofpoint Email Encryption and Encyro. Each is compared against Appriver on rating, pricing and feature coverage below.
What else works like Appriver?
Searches for "sites like Appriver" and "apps like Appriver" land on the same set of options as "Appriver alternatives" — the 10 options below cover both, whether you want a like-for-like replacement or something lighter.
Why these Appriver alternatives stand out
Strong data privacy features
Watch for: Limited storage for free users
Integrates into email systems, filtering spam and phishing emails effectively.
Watch for: Some users find the customization for large-scale enterprise environments not fully intuitive.
Clients can upload sensitive documents without creating passwords, removing a common friction point.
Watch for: Limited customization and feature options can be challenging for new users without support.
Excellent customer service with quick responses and efficient support.
Watch for: May lack certain advanced customization features for users looking for extensive personalization.
Easy document encryption
Watch for: Limited to PDF files only
Ensures easy encrypted email communication, especially with Google email integration.
Watch for: Some users may find the interface occasionally janky.
User-friendly encryption
Watch for: Limited to email communication
Strong email security features
Watch for: Limited to email encryption
File-based encryption
Watch for: File format may limit compatibility
Why teams look for a Appriver alternative
Most people weighing a Appriver alternative are reacting to the same handful of pain points:
- Some users find the spam filtering features lacking or not effective.
- Average features and functionality compared to other similar products.
- May require checking quarantine and releasing legit emails manually, which can be time-consuming.
- Limited advanced customization options and marketplace for additional apps and connectors.
What a good Appriver alternative should have
A quick data read across all 10 email encryption software alternatives: 7 offer a free tier; and SenditCertified is the highest rated at 5★ across 2 reviews.
Our ranking criteria.
Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
