Productivity startups in San Francisco

Blockit

San Francisco

Blockit is a Series A, Sequoia-backed AI time agent that learns user preferences and coordinates meetings across time zones and group calendars. It underpins AI agents with access to the world's time, growing stronger as calendars are linke

Willow

San Francisco

Willow is building a voice operating system that enables computer control via voice, writes for you today, takes actions for you tomorrow, and anticipates needs before you ask. It has Uber adoption; backed by Y Combinator and Box Group.

Dataleap

San Francisco

Dataleap is the world's first vibe working platform, backed by $3 million in funding, aiming to be the first agentic work platform for tech-forward companies, with agents serving 2-person startups to 2,000-person unicorns; founders are Jan

Circleback

San Francisco

Circleback focuses on improving how teams communicate and getting the most out of every conversation. By prioritizing effective conversations, it aims to maximize the value of team interactions and enable better collaboration.

Laurel

San Francisco

Laurel is the world’s first AI Time platform for professional services firms, founded in 2018. It serves many of the world’s largest accounting, consulting and law firms.

Aviator

San Francisco

Aviator builds engineering productivity supertools that automate mundane developer workflows. YC-backed, well-funded startup counts Doordash, Square, Benchling, Figma, Bosch, and Slack among customers, with investors Elad Gil and Lenny Rach

April

San Francisco

April is an AI Executive Assistant for email and calendar that is voice-first and productivity-obsessed, backed by Y Combinator; it launched in August and has shown traction as it grows, aiming to give every busy professional the assistant

Dart

San Francisco

Dart, founded in 2022 in San Francisco, positions itself as the only truly AI-native project management tool, with an AI-first, product-driven approach. With about 10 full-time staff (5 engineers) and revenue growth in 2025, it has strong f

Notion

San Francisco

Notion blends your everyday work tools into one. Product roadmap? Company wiki? Meeting notes? With Notion, they're all in one place, and totally customizable to meet the needs of any workflow. It's the all-in-one workspace for you, your team, and your whole company. We humans are toolmakers by nature, but most of us can't build or modify the software we use every day — arguably our most powerful tool. Our team at Notion is on a mission to make it possible for everyone to shape the tools that shape their lives.

ThirdLayer

San Francisco

ThirdLayer, behind Dex, reimagines the browser as an intelligent workspace with Dex, the AI Browser Copilot. Backed by seven-figure funding from top-tier investors, it has a small, fast-moving team and aims to solve how humans and computers

Taskade

San Francisco

Taskade provides a real-time collaboration platform for remote teams, offering task lists, notes, mind maps, and integrated team chat in a single tool, positioning itself as the unified workspace for remote workers and distributed teams.