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Grammarly Acquires Superhuman Mail to Boost Team Productivity

Superhuman Mail acquired by Grammarly

AcquisitionTechnology/Software

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Acquired

Superhuman Mail

Software Development

Undisclosed amount

October 30, 2025

Grammarly logo
Acquirer

Grammarly

Software Development

Grammarly, the AI writing partner known for enhancing clarity and credibility in written communication, has acquired Superhuman Mail for an undisclosed amount. This strategic acquisition signifies Grammarly's expansion into the high-performing team productivity space by integrating directly with core communication workflows.

Superhuman Mail offers an AI-native email and calendaring solution designed for high-performing teams, enabling users to fly through their inbox, be more responsive, and collaborate faster. The platform is noted for helping teams save significant time weekly by streamlining email management and interaction. Superhuman Mail's features focus on making email the most productive app, ensuring timely follow-ups and AI-assisted writing that sounds like the user.

The acquisition brings together Grammarly's established expertise in AI-powered writing assistance with Superhuman Mail's highly efficient communication platform. This integration is expected to create a more seamless and powerful experience for professionals who demand both speed and quality in their daily communications. The strategic alignment aims to embed advanced writing refinement tools directly into the rapid-fire environment of an AI-native email client, enhancing both productivity and the impact of messages.

Expected synergies include the direct integration of Grammarly's capabilities to refine tone, grammar, and clarity within Superhuman Mail's interface, allowing users to compose perfect emails more quickly than ever. This move represents a consolidation of AI-driven tools aimed at elevating professional communication, offering users a comprehensive solution that addresses both the efficiency and quality of their written output.

Looking forward, the combined entity is poised to deliver an integrated suite of tools that supports efficient and effective communication for high-performing teams. This acquisition is set to provide users with a singular, powerful platform to manage, write, and respond with unparalleled speed and precision.

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Writing Assistance
Document Management
Project Management Tools
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