Skip to main content
Back to free tools
🧪

Growth

Startup Idea Validator

Score your startup idea across 8 founder-tested signals.

5/10
1 = nice-to-have · 10 = hair on fire
5/10
1 = niche hobby · 10 = $1B+ TAM
5/10
1 = unsure · 10 = already paying for workarounds
5/10
1 = crowded · 10 = no real alternative
5/10
1 = none · 10 = unique distribution / IP / data
5/10
1 = no idea · 10 = known channel + early traction
5/10
1 = outsider · 10 = lived the problem for years
5/10
1 = too early/late · 10 = clear tailwind right now
Idea score
50/100
Total: 40 / 80

Mixed — strengthen the weakest pillar first.

Focus next on
  • How painful is the problem for the target user?5/10
  • How large is the addressable market?5/10

About this tool

Rate your idea on 8 dimensions investors and accelerators look at: problem severity, market size, willingness to pay, competition, unfair advantage, GTM clarity, founder–market fit, and timing. Get a 0–100 score plus the two weakest areas to focus on next.

What it does

  • 8 founder-tested validation signals
  • 0–100 idea score with verdict
  • Highlights your two weakest pillars
  • No signup, no data stored

Use cases

  • Pressure-testing a new idea
  • Comparing two ideas side by side
  • Deciding what to research next

FAQ

What signals does the validator check?

Problem severity, market size, willingness to pay, competition, unfair advantage, GTM clarity, founder–market fit, and timing.

Is this a replacement for real customer research?

No — it's a directional sanity check. Always validate with 20+ customer conversations before building.