Post your build ideas
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Test before building · Free · No signup

App Idea Validation Planner

Validate an app or startup idea with a free research plan. Enter your idea and target user to get interview questions, assumptions and a low-cost test instantly.

01

Make it yours

Your entries stay in this browser session. No account or submission needed.

02

Your result

Add a few details above and your result will appear here instantly.

Your next step

Keep moving.

Take your result into the community and turn it into a clearer, more buildable idea.

Run the Idea Checker

How to use this tool

  1. Describe the idea, user and problem in your own words.
  2. Use the questions in conversations with real people.
  3. Record what people already do; revise the idea if evidence disagrees.

Frequently asked questions

Does this tool validate demand automatically?

No. It creates a plan. Demand is evidence from user behavior, conversations and real attempts to buy or use a solution.

How many interviews do I need?

There is no magic number. Start with a few relevant people and look for repeated behavior, not compliments.

Built by Post your build ideas. Results are suggestions or calculations based on your inputs, not proof of demand or guaranteed traffic.

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