Speak it.
Structure it. Done.
The frictionless external brain for thinkers and creators. Turn fleeting thoughts into connected ideas instantly with voice and AI.
Trusted by thinkers at
Stop losing your
best ideas.
Notes apps are absolute graveyards. Voice memos are unsearchable black boxes. Leyden provides the structure your thoughts need before they vanish forever.
Before Leyden
With Leyden
Capture at the speed of thought.
Just hold to speak. Leyden transcribes, cleans, and structures your raw, rambling thoughts automatically.
Try it interactively below.
Waiting for microphone...
Everything you need.
Nothing you don't.
Lightning Fast
Hold to speak. Leyden transcribes and cleans your raw thoughts instantly.
Contextual Memory
AI automatically links new ideas to your existing projects and concepts.
Auto-Structuring
Rambling voice memos are converted into clean, readable summaries.
Ubiquitous Capture
Available on iOS, Mac, and Web. Capture anytime, anywhere.
"I think we need to pivot the marketing site towards developers. The current messaging is too broad. Maybe focus heavily on the API and the CLI tools."
Captured Idea
"Interesting pivot. If we target developers heavily, how does this affect our current self-serve SaaS funnel? Should we introduce a usage-based pricing tier for the API?"
An AI that asks the
right questions.
Leyden doesn't just act as a passive receptacle for your thoughts. It actively analyzes your idea and asks contextual, probing follow-up questions to uncover blind spots and flesh out your thinking.
It's like having a brilliant co-founder available 24/7 to interrogate your ideas before you execute them.
Your external brain is waiting.
Join thousands of creators, founders, and developers capturing ideas effortlessly with Leyden.
No credit card required. Free forever tier available.