Build your YC application as a team
Stand on the shoulders of YC alumni using our structured, collaborative framework designed with insights from successful applications.
Prepping for YC?
Harmonica's here...
Multiplayer mode for founders
Build your application together in real-time or asynchronously. No more passing Google Docs back and forth or losing track of versions.
- Real-time collaborative editing
- Progress tracking across team members
- AI assistance that builds on everyone's inputs
- Comment and feedback system
Built on YC success patterns
Our templates incorporate patterns from 200+ successful YC applications. See what works, what doesn't, and why.
- Section-by-section guidance from YC alumni
- Red flag detection and suggestions
- Examples of successful responses
- "Why this works" context for each section
Your personal YC coach
Our AI helps refine your application through conversations, not forms. It asks the hard questions YC partners would.
- Probing questions that uncover your unique insights
- Clarity and concision improvements
- Feedback on market size and growth potential
- Technical breakthrough validation
How it works
Getting started is easy.
Share your objective and give us context about your team. We'll design the right questions to get you the insights you need.
Share the link with your team and analyze responses in real-time. You'll see themes and patterns emerge as people contribute.
Transform input into actionable insights. Get the clarity you need to make decisions and move your team forward.
Pricing plans
Book a Demo
Discover how Harmonica can transform your team's collaboration today—book your personalized demo now.