FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.
Cost / License
- Freemium
- Open Source
Platforms
- Android
- iPhone
- Google Chrome
- Brave
- Firefox
- OpenPGP




Runbox is described as 'Offers email hosting, domain hosting, and web hosting services, as well as custom-made email solutions' and is a webmail provider in the security & privacy category. There are more than 50 alternatives to Runbox for a variety of platforms, including Web-based, iPhone, Android, iPad and Mac apps. The best Runbox alternative is Proton Mail, which is both free and Open Source. Other great apps like Runbox are Gmail, Tuta Mail, Disroot and Apple Mail.
FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.




Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.



GPGMail is a PGP plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the OpenPGP standard.
Swisscows.email is another product of Swisscows AG. This product offers you secure email traffic. With Swisscows.email you can send your emails encrypted so that absolutely no one can read them. The service is comparable to a letter that is protected from prying eyes in an...




NorthMail – Simple, Secure Email Access
NorthMail provides fast, secure, and reliable email access exclusively for NorthMail users. Designed for simplicity and privacy, our app lets you effortlessly manage your emails, calendar, and contacts directly from your iPhone.
Key Featu.








Fripost – the Free Email Association. Fripost organize the people who want an alternative to "free" e-mail services where you are constantly under surveillance and personal data is handed over to third parties.
Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.
Operated exclusively from Switzerland Swissmail ensures exceptional privacy and data protection. Data stored within Switzerland is safeguarded by strong legal frameworks, protecting sensitive communications from unauthorized access and foreign interference.