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Superhuman

Category: AI Developer Tools

An AI-native email client and productivity suite that enables users to process email twice as fast, save 4 hours weekly, and respond 1-2 days faster through keyboard-first design and integrated AI capabilities. Superhuman was founded in 2014. The company is led by Rahul Vohra. Based in San Francisco, USA. Team size: 150-200. Total funding raised: $108.0M. Latest round: Series C (Aug 2021). Key investors include ["IVP","Andreessen Horowitz","Tiger Global Management","First Round Capital"].

Founded
2014
Headquarters
San Francisco, USA
Team size
150-200
Total funding
$108.0M

Value proposition

Fly through inbox twice as fast with 100+ keyboard shortcuts, AI-powered drafting and triage, automated follow-ups, and seamless CRM integrations—saving 4 hours every week while responding 1-2 days faster to important emails.

Products and solutions

["Superhuman Mail - AI-native email client for Gmail and Outlook","Superhuman AI Features (Instant Reply, Auto Summarize, Auto Drafts, Auto Labels, Write with AI, Ask AI)","Superhuman for Sales - CRM-integrated email for sales teams","Superhuman Suite - Integrated productivity suite (Mail, Docs, Grammarly, Go)","Superhuman Go - AI assistant that works across apps and tabs","Team Collaboration (Shared Conversations, Team Comments, Shared Snippets)"]

Unique value

Pioneered keyboard-first email experience with 100+ shortcuts enabling mouse-free navigation; AI-native architecture with OpenAI integration for instant reply generation, automatic summarization, and intelligent email triage; delivers 2x faster inbox processing and saves 4 hours weekly per user.

Target customer

Executives, high-performing professionals, sales teams, and enterprise teams who prioritize speed and productivity in email communication

Industries served

["Enterprise Productivity Software","Email Communication","Sales Enablement","AI-Powered Productivity Tools","Team Collaboration"]

Technology advantage

Combines three key innovations: (1) Speed-optimized interface with 100ms response time and instant search, (2) Deep AI integration using OpenAI's GPT models for drafting replies in user's voice, auto-summarizing threads, and automating follow-ups, (3) Native CRM integrations (Salesforce, HubSpot, Pipedrive) that bring sales intelligence directly into inbox without context switching. Premium positioning ($30/month) targeting professionals who value time savings over cost.

How they differentiate

Premium keyboard-first email client with 100+ shortcuts and 100ms response time; AI-native architecture with deep OpenAI integration for instant reply generation, auto-summarization, and intelligent triage; native CRM integrations (Salesforce, HubSpot, Pipedrive); invitation-only waitlist model creating exclusivity; $30/month premium positioning targeting time-conscious executives

Main competitors

["Spark Mail","Shortwave","Canary Mail"]

Key partnerships

["Grammarly (Acquirer/Parent Company - July 2025, now rebranded as Superhuman)","OpenAI (AI/LLM Partner for email generation and AI features)","Salesforce (CRM Integration Partner)","HubSpot (CRM Integration Partner)","Pipedrive (CRM Integration Partner)","Google (Gmail Integration)","Microsoft (Outlook Integration - launched May 2022)"]

Notable customers

["Notion","Airtable","Compass","Deel","Google","Gamma"]

Major milestones

["Series B: $33M led by Andreessen Horowitz (May 2019) at $227M valuation","Series C: $75M led by IVP (Aug 2021) at $825M valuation","Acquired by Grammarly for ~$825M (Jul 2025)","Acquisition completed and Grammarly rebranded to Superhuman (Oct 2025)"]

Growth metrics

~$35M ARR before acquisition (2024-2025); users report processing email 2x faster and saving 4+ hours weekly

Market positioning

Premium enterprise email client for executives, sales teams, and high-performing professionals who prioritize speed and productivity over cost

Geographic focus

North America (San Francisco headquarters), expanding globally with emphasis on English-speaking enterprise markets

Patents and IP

No registered patents publicly disclosed as of latest update

About Rahul Vohra

Rahul Vohra is a seasoned entrepreneur and computer scientist. He is the founder and CEO of Superhuman, an AI-powered email client. Before Superhuman, he founded Rapportive (acquired by LinkedIn in 2012) and served as a Product Manager at LinkedIn. He is an active angel investor with investments in over 120 companies through his fund, including Placer, Supabase, Mercury, Zip, ClassDojo, and Writer. He developed the Product Market Fit Engine framework and is known for his methodical approach to product development.

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