Apps similar to Mutant Mail include eigen, which is free and open source. Other options are Google Workspace, Mailo, Infomaniak kSuite and LimitPixel. You can choose from more than 10 Email Clients like Mutant Mail for the web, Windows, Linux, Mac and self-hosting.
Your own workspace. A self-hosted, open source alternative to Google Workspace: mail, drive, docs, sheets, slides, calendar and chat.
Netherlands
EU
Google Workspace delivers a cloud-based suite combining Gmail, Calendar, Meet & Drive to enhance collaboration through tools like Docs and Sheets. Offers secure storage options, custom domain emails, and robust management capabilities with 2FA and 24/7 support.
United States
FranceEU
Suite for secure email, calendaring, file sharing, chat, and online meetings, offering real-time collaboration on docs, GDPR compliance, customizable branding, renewable energy use, advanced user management, and all data hosted in Switzerland.
Switzerland
A privacy-first, all-in-one ecosystem that replaces Google Workspace and Creative Cloud. Features encrypted email, cloud storage, and docs, alongside a browser-based 3D animation engine and AI assistant. Your data stays yours.
United States
Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo. Free for commercial use.
China
MailShogun is a plugin that creates domain emails easily. You can pick between your professional and regular e-mail address when sending or receiving from your regular g-mail account. One of the cheapest mail forwarding services you can find on the web.
The AI-powered client portal for professional & creative services. Streamline client onboarding and deliver a stellar customer experience.
Office EU is a 100% European office suite with email, documents, calendar, and cloud storage. Open-source, GDPR-compliant, and free from foreign jurisdiction.
NetherlandsEU
South Korea
The world's first email hosting that makes communication inside your team easier with fewer meetings. Host your professional email on a secure, privacy-guaranteed, and ad-free email hosting service built-in with features like email marketing services can do.
Indonesia
