ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.
AskNicely - Collect customer experience feedback on a daily basis and empower your team to take immediate action to drive retention, upgrades, reviews and referrals.
Riseup - Riseup provides online communication tools for people and groups working on liberatory social change. We are a project to create democratic alternatives and practice self-determination by controlling our own secure means of communications.
Delighted - The fastest and easiest way to gather actionable feedback from your customers
GPGMail - GPGMail is an open source plugin for Apple Mail.
Survicate - Collect feedback on your website and find out more about your visitors.