Fifth Door (YC Fall 2025)

TL;DR: Fifth Door is a Y Combinator Fall 2025 startup Create and play games with AI, currently active with a team of 3.

Create and play games with AI

YC ID
30569
YC Batch
Fall 2025
Status
Active
Team size
3
Industry
Consumer, Gaming
Tags
Consumer, Gaming, AI
YC profile
https://www.ycombinator.com/companies/fifth-door

Last verified:

Fifth Door unlocks the power of imagination by making it easy for everyone to create, share, and play games anywhere, with anyone. We exist to stimulate the creativity, connection, and joy that people get when they play games.

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Frequently asked questions

Is Fifth Door a YC (Y Combinator) company?

Yes. Fifth Door was funded by Y Combinator in the Fall 2025 batch. Create and play games with AI

What does Fifth Door do?

Fifth Door unlocks the power of imagination by making it easy for everyone to create, share, and play games anywhere, with anyone. We exist to stimulate the creativity, connection, and joy that people get when they play games.

What YC batch was Fifth Door in?

Fifth Door was part of Y Combinator's Fall 2025 batch.

How big is Fifth Door?

Fifth Door has a team of 3 people according to Y Combinator's directory.

Is Fifth Door still active?

Fifth Door is currently listed as Active with a team of 3 in Y Combinator's directory.

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