Lock In.

01
The ChaosSticky notes, guesses, and zero signal.
02
The ValidationReal validators. Demand signal in minutes.
03
The ClarityOne validated idea. A live waitlist. Ready to build.

Lock In.

Validate your startup idea
before you build anything.

Get Started

Stop wasting time on products with no demand.

Three steps.
Zero guesswork.

Build the right thing the first time.

01 // QUESTIONS

Generate Validation Questions

AI-tailored questions for your idea, market, and stage.

// Auto-generated question
"How do you currently try to validate your ideas?"
02 // DEPLOYMENT

Launch Waitlist

Branded waitlist page, live in 30 seconds. Share a link — not a pitch deck.

lockinfounders.com/your-startup

The marketplace for freelance dev tools.

your@email.comJoin
03 // VERDICT

Get your verdict.

Locky AI gives a personal verdict with concrete next steps you can act on immediately.

Locky AI Mascot providing startup validation verdictLocky
"This has potential! Start building?"
"Almost there, reframe?"
"Not enough demand, brainstorm new ideas?"
Live on LockIn

Ideas being validated
right now.

Real founders. Real ideas. Click any card to give feedback and help them decide.

The Real-Time Feed

Watch the demand
flow in.

Validating ideas on LockIn is easy and intuitive. Pick an interesting idea from the feed and give quick feedback.

340+
Active Validators
1.2k
Signals Today
PetTechOn-Demand
@jess_builds

Uber for Pet Grooming

Professional groomers come to your door. Track via app.

Live Validating
SaaSFinTech
@marcelo_pm

AI Expense Tracker

Take a photo of any receipt. We categorize and sync with QuickBooks.

Live Validating
TravelConsumer
@rina_vc

Social Travel Planner

Plan trips with friends in real-time. Shared maps and itineraries.

Live Validating
DevToolsB2B
@devk

DevTool for API Docs

Auto-generate beautiful API docs from your code comments.

Live Validating
MarketplaceAgriTech
@sam_farm

Local Farm Marketplace

Buy fresh produce directly from farmers in your area.

Live Validating
PetTechOn-Demand
@jess_builds

Uber for Pet Grooming

Professional groomers come to your door. Track via app.

Live Validating
SaaSFinTech
@marcelo_pm

AI Expense Tracker

Take a photo of any receipt. We categorize and sync with QuickBooks.

Live Validating
From the Blog

Built for student founders.

Tactics and real talk for validating before you build.

Validation5 min read

How to Validate a Startup Idea in High School

You don't need funding or a business plan. You need 10 honest conversations.

Read Post
Strategy3 min read

Why Most Idea Validation Fails (And How to Fix It)

Discover the common pitfalls of startup validation and learn how the right tools can give you concrete demand signals.

Read Post
Trends4 min read

Building in Stealth is Dead: The Rise of Public Validation

Why modern founders are ditching stealth mode and validating their ideas in the open before writing a single line of code.

Read Post
View all posts →
Common Questions

Answered.

Stop building in the dark.

Validate your idea with real users before you write a single line of code.

Get started freeRead the blog