Partnering with Fastmail

Integration partnership

Fastmail is a committed member of the larger email, contacts, and calendars ecosystem. We are values-driven and privacy-aware. If this sounds like a fit for your company or product, reach out to! We are always interested in talking to other like-minded businesses or companies that serve our mutual customers.

Masked Email

Our Masked Email product was designed and built using our newest email standard, JMAP. If you are interested in integrating Masked Email into your product, please contact us at to discuss getting access to our developer API and documentation.

Our integration partners:





Brand/marketing partners

Collaborate with us on co-marketing efforts that promote open standards and privacy awareness to raise brand awareness and break into new markets.

Our brand/marketing partners:




Questions? Contact us at

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