Test your idea with real customers

Know if your idea
works before you build it.

Talk to five customers. Vouch turns what they say into a clear yes, no, or not yet.

A free preview: the three assumptions most likely to kill it, plus what to ask a customer first.

Or try one:

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Risky assumptions · ranked Generated
Desirable

Restaurants will pay $200/mo if a 3D printer cuts pastry waste by 30%.

High importanceLight evidence
Viable

Margins survive a $2k machine subsidized over a 12-month contract.

Medium5 interviews
Feasible

Existing food-grade extruders can handle laminated dough at home volume.

LowStrong evidence
Next: 3 discovery interviews scheduled↳ 0 lines of code
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Try it on your idea right now

Paste your idea and Vouch names the three assumptions most likely to kill it — plus the first question to ask a real customer.

Three steps. About two weeks.

1

Describe your idea

One sentence. Vouch tells you what must be true for it to work.

2

Talk to 5 customers

You get the questions, the outreach message and a link they can answer on their own.

3

See the evidence

Vouch turns the answers into a clear yes, no, or not yet — and your next step.

0
conversations to a real signal
0 weeks
to know if it's worth building
0
cost to start

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Find out in two weeks, not six months.

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Pricing

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Or invite friends — every 10 referrals unlocks Pro for free.

Free

For pressure-testing your first idea.

$0/ forever
  • 1 active idea (+1 for every founder you refer)
  • 10 interviews / month
  • PDF report (with watermark)
  • Community Discord
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