Mozilla is a non-profit-backed technology company known for the Firefox browser and its open-source mission, dedicated to internet privacy, security, and open standards.
Threema is a Swiss end-to-end encrypted messenger that lets you register anonymously without a phone number. The app is a one-time purchase of about CHF 3.99, has an open source client audited by ETH Zurich, and is the secure messaging choice for privacy-focused users and enterprises.
Tuta (formerly Tutanota), founded in 2011 in Hanover, Germany, is a pioneer in end-to-end encrypted email. Features the proprietary TutaCrypt encryption protocol, fully open source codebase, and a 1GB free plan.
Proton Mail was founded by CERN scientists in 2014, headquartered in Geneva, Switzerland. It is the world's most trusted end-to-end encrypted email service, offering free 500MB storage with 150 emails/day and paid plans with more features and storage.
FastMail, founded in 1999 in Melbourne, Australia, is a veteran premium email service. Its proprietary JMAP protocol delivers real-time unified sync for email, calendar, and contacts, known for custom domains, privacy, and low-latency performance.
DuckDuckGo is a privacy-focused search engine and browser company that promises not to track users or build user profiles, serving as the primary privacy alternative to Google Search.
Neo Mailbox was founded in 2015, headquartered in Switzerland, offering encrypted email with built-in OpenPGP end-to-end encryption, anonymous registration, and Swiss legal protection. Integrated calendar and contacts for privacy-conscious individual users.
Mailpile was founded in 2013, headquartered in Reykjavík, Iceland. It is a fully open source (AGPLv3) email client supporting self-hosted deployment, OpenPGP encryption, and a powerful email search engine. Users maintain complete control over their email data.
CTemplar was founded in 2016, headquartered in Iceland, providing military-grade encrypted email with AES-256 and OpenPGP dual-layer protection. Fully anonymous registration supported by Iceland's strict privacy laws. Designed for users with extreme privacy requirements.
CounterMail was founded in 2011, headquartered in Sweden, featuring a unique diskless storage architecture — emails exist only in RAM and vanish on power loss. Built-in OpenPGP encryption with anonymous registration. Designed for extreme privacy temporary communications.
Kimai is an AGPLv3 open-source time tracking system from Germany supporting multi-project, multi-customer accounting and PDF invoice export, self-hostable for data sovereignty and a common choice for privacy- and cost-conscious teams.
Dashlane is a leading password manager and digital identity protection platform offering secure password storage, autofill, dark web monitoring, and integrated VPN starting at $4.99/month.
Trilium Notes was created in 2018 by Czech developer Adam P., an AGPLv3 open-source, self-hosted hierarchical note app. Unlimited hierarchical trees, relation maps, script extensions, and end-to-end encrypted sync suit personal knowledge management users with high privacy requirements.
Standard Notes is a privacy-first notes app from the USA, founded in 2012, built around end-to-end encryption (E2EE) and auditable open source. It syncs across iOS, Android, desktop and Web, supports extension editors and 2FA, and costs about $10 per month for paid plans.
Joplin is an open-source note and to-do app initiated in 2016 by French developer Laurent Cozic, supporting Markdown, end-to-end encryption and multi-platform sync with data servers in Paris, France (GDPR), 45,000+ GitHub stars, and optional Joplin Cloud from EUR 2.99/month.
Anytype is a local-first, offline-capable open-source knowledge management platform featuring end-to-end encryption and an object-relationship model, currently free, ideal for privacy- and data-sovereignty-focused users.
Founded in 2006 in France, YOPmail is an anonymous temporary email service that provides persistent disposable email addresses without registration. Its lightweight interface loads in seconds, making it ideal for quick temporary inbox needs with privacy in mind.
Skiff is an end-to-end encrypted, privacy-first email platform founded in 2020 in San Francisco, offering encrypted mail, document collaboration, and cloud storage in one integrated workspace. Acquired by Notion in 2024.
Founded in 2016, Forward Email is a fully open-source (MIT license) free email forwarding service with custom domain support. Zero ads, zero tracking, encrypted delivery, with API and SMTP relay — the go-to email forwarding solution for privacy-conscious developers.
Session is a decentralized end-to-end encrypted messaging app that lets you register anonymously with a 66-character Session ID and routes messages through 1000+ service nodes, a leading tool for privacy and anonymous communication.
Timely is an AI-driven automatic time tracking platform where Memory AI builds a private timeline in the background and AutoSheet fills timesheets automatically, serving 5,000+ businesses in 160 countries with a 4.8 G2 rating.
Signal is operated by the non-profit Signal Foundation using Signal Protocol end-to-end encryption, backed by $50 million in funding, free forever with no ads, and is the security benchmark recommended by privacy experts worldwide.
Avast (founded 1988, Prague, Czech Republic) is one of the world's largest free antivirus brands with over 435 million users. Avast One integrates antivirus, VPN, privacy protection, and performance optimization into a single security solution.
StartMail is a privacy-first encrypted email service from the Netherlands, built by the team behind Startpage.com, featuring built-in PGP encryption that works without manual key configuration.