Secure emails are electronic mails that are in encrypted form. People having access to a secret key can only read the emails. There are many secure email sending tools to avoid business risks and to protect of information written in emails. These tools enable you to send and receive messages using secure end-to-end email encryption.
Following is a handpicked list of Top Secure Emails, with their popular features and website links.
ProtonMail is an email service that provides security through end-to-end encrypted mails. It can be used on any device without installing the software.
- You do not require to enter any personal information to create a secure email account.
- Protonmail follows AES (Advanced Encryption Standard) and RSA Rivest, Shamir, Adleman algorithms
- It has a modern inbox design that helps you to read, organize, and send emails in a better way.
- This email service provider gives 500MB storage space.
- You can send more than 150 emails per day.
Tutanota is an online end-to-end encrypted email sending app based in Germany. You can use it on any device like mobile apps, email clients, and desktop clients.
- It provides security through 2FA (Two Factor Authentication).
- You can use this service anytime, anywhere.
- Tutanota offers secure mails without Advertisements.
- This service provider encrypts the subject, body, and all email attachments.
- You can use an encrypted calendar.
- It enables you to see the daily and monthly views in the calendar.
Hushmail is a secure email service provider. It protects you against unauthorized content analysis, identity theft, etc. This company offers Pretty Good Privacy program to encrypt e-mail.
- It automatically encrypts all data before you leave your device.
- Hushmail supports face ID two-step verification, and touch ID.
- You can compose an email on the web or smartphone.
- This tool enables you to create multiple accounts.
Runbox is a secure email service provider for your business. It helps you to send mails using encrypted communication. The server of this company enables you to send emails up to 100 MB.
- You can quickly transfer your mails to Runbox.
- It provides a complete email domain.
- This tool provides virus and spam protection.
- You can get 15 GB of email storage space.
- Runbox enables you to access email securely with any client anywhere.
- It allows you to control domain hosting and your email hosting.
FastMail is an email service offering email accounts for organizations and individuals. It is available in more than 36 languages to customers.
- You can easily manage email, calendars, and contacts from FastMail.
- It enables you to search the required email information without any hassle.
- You can pin (Stick to inbox) messages you like.
- FastMail helps you to share a calendar with other people.
- It enables you to select your VIPs (Virtual Path Identifier).
- You can customize the email address with ease.
- This application enables you to add events to the calendar.
Kolabnow that enables you to handle emails quickly and efficiently. It helps you to search for any text in email effortlessly. You can use this app from a web browser, laptop, and iPhone and Android devices.
- It provides a readymade email response template.
- You can easily manage the address book.
- Kolabnow helps you to sync contacts using CardDAV or ActiveSync.
- It does not scan data to maintain privacy.
- Contacts can be imported to this app with no hassle.
Mailfence is an email service that provides OpenPGP based digital signatures and end-to-end encryption. You can configure emails using IMAP (Internet Message Access Protocol) or POPS (Post Office Protocol Secure).
- This email client is free from ads, trackers, and spams.
- It fully supports OpenPGP.
- You can digitally sign emails.
- Mailfence helps you to store all your email attachments safely.
- You can create groups to share data in a secure way.
- This browser-based application enables you to choose emails to encrypt.
Criptext offers a secure email service that enables you to control all your email communications. It does not store emails on the server.
- Emails are locked with a unique key that is stored on your device.
- It utilizes a signal protocol library to protect your security and privacy.
- You can undo sent mails within one hour.
- Criptext provides real time email tracking facility.
CounterMail is a secure online email service that is designed to provide privacy without any complexity. It enables you to access your email account anytime and anywhere.
- It offers diskless web servers.
- This tool provides protection from the MITM (Man-in-The-Middle) attack.
- It is compatible with Android mobile phones.
- Countermail supports Windows, Linux, MacOS X, etc.
- You can filter out important emails easily.
- It helps you to manage your password.
Startmail is a simple email sending service that helps you send encrypted messages to anyone. It is protected by Dutch privacy laws to keep mails safe.
- It provides easy one-click PGP encryption.
- You can send encrypted emails even if your recipient does not use it.
- It offers 10 GB storage.
- Startmail enables you to create temporary emails.
- This online app is compatible with SMTP/IMAP.
- You can get StartMail security for your custom email address.
11) Librem Mail
Librem Mail is a secure email provider which help users to exchange mail with others in an encrypted format. It ensures that all communication is kept private by using cryptography.
- Librem allows you to communicate with anybody inside or outside the domain.
- It deletes unencrypted emails automatically after 30 days.
- You can use Librem Mail on any device.
Mailvelope is a browser extension that helps you to send encrypted emails by following OpenPGP encryption standard.
You can control encrypt and decrypt emails into your favorite webmail provider.
- You can encrypt your emails without changing your email provider.
- It helps you to protect your sensitive data.
- This extension helps you to prevent unauthorized users from reading your emails.
- You can use it for Firefox and Chrome.
Mailbox offers secure e-mail inboxes for business. You can use this service to easy to remember the email address. It is a secure, anonymous, and ad-free email service.
- This web-mail client provides secure communication threads.
- It supports push notifications (Small messages).
- Mailbox prevents data loss when you close the browser.
- You can generate a download link for large attachments.
- It helps you to manage more than one inbox from one view.
- You can sync all emails with the Mailbox application.
Scryptmail focuses on email security and user privacy. You can use it on any device which supports Chrome or Firefox browser. This email client supports HTTPS (Hypertext Transfer Protocol Secure).
- Your emails and data are encrypted end-to-end with a secret phrase that never leaves your computer.
- It prevents third-party server scripts from tracking usage.
- Emails are encrypted by AES with a random 256-bit key.
- Scryptmail provides an option to choose to send the message in clear text or encrypted text.
- Attachments, blacklists, and folders can also be encrypted.
Vipre is an email client that provides comprehensive email and endpoint security with threat intelligence. This cloud-based email service protects from spam messages and malware. It also safeguards your email attachments.
- It helps you to prevent data leakage.
- Your mails retain as it is for 90 days.
- Email data is pass through 6 layers of scanning.
- You can retrieve emails from any device with a web browser.
- It enables you to archive (hide from your Inbox view) any email.
- You can check and reject users whom you don't know.
Vivaldi enables you to manage your email, contacts, and calendar, which are free from ads. This service additionally allows you to import mail from another account.
- The inbox does not contain any advertisements.
- You can effectively manage events and contacts.
- It helps you to send or receive emails using PGP keys.
- Vivaldi provides full control of display browser ads.
- You can attach files in emails up to 20MB.
- Vivaldi helps you to configure email using IMAPs, POP3s, SMTPs.
- It offers an email storage capacity up to 5GB.
Soverin enables you to choose your own personal domain. It provides a mailbox without any advertising. This email client enables you to store 25GB messages.
- You can manage email, contact, and calendar from the dashboard.
- This email client supports multiple domains.
- You can filter out your emails.
- Soverin enables you to import old messages.
- You can choose more than one mailbox.
Posteo allows users to save complete email, address book, and calendar data in an encrypted way. It enables you to synchronize calendars and address books. This email client has inbuilt spam and virus filter.
- You can encrypt data by just one click.
- It supports two-factor authentication.
- You do not need to enter personal information while sign up.
- Posteo provides personal support.
- You can pay anonymously by cash, PayPal, or bank transfer.
- This email client enables you to attach files up to 50 MB.
- Configuration of email using POP3 or IMAP is available.
Hornetsecurity is an online security management solution that allows users to manage email. It enables you to filter out spam messages. The solution helps you to protect emails from ransomware and phishing.
- You can easily encrypt and decrypt emails.
- This app encrypts all messages using PGP, S/MIME (Secure Multipurpose Internet Mail Extensions).
- It supports automatic digital signing.
- You can set rules for encryption of email traffic.
- Hornetsecurity enables you to define if the recipient key is not available.
- It automatically updates the latest version of the service.
LuxSci provides a secure mail portal. It helps you to control all your emails in all web browsers easily. You can use this website from a smartphone, computer, or tablet.
- It encodes email with SecureLineTM VPN.
- You can send, Receive, and Reply ePHI (Electronic protected health information).
- It provides hosting from Office365 and GSuite.
- This email client supports outlook integration and encryption.
- You can get protection against sensitive data and emails.
- It allows you to add HIPAA (Health Insurance Portability and Accountability Act) to your existing email.
Proofpoint protects your important emails from email fraud. This app automatically filters spam emails. It finds and blocks threats.
- You can classify emails using unique categories.
- It maintains email communications if cloud-based.
- Proofpoint is easy to use an online app for small and medium-sized businesses.