Working prototype
You have something real, but no disciplined buyer or price evidence.
FOUNDING BETA · 10 PLACES
ProofSprint turns one raw product idea into a sourced offer, a launch-ready experiment, and a written continue/revise/kill decision—without fake proof or generic AI filler.
One-time founding price. No subscription. Ten applications accepted.
WHO IT IS FOR
You have something real, but no disciplined buyer or price evidence.
You keep researching or shipping features because every signal looks promising.
You need a reachable audience, a downstream metric, and a stop rule—not more posts.
FOUNDING APPLICATION
WHAT YOU GET
WORKED SAMPLE
The first sample compares Market Radar, a $249 dental-practice kit, and an operational template bundle. It labels what is observed, what is merely claimed, and what remains an assumption.
Open Market Radar sample 001“Attractive arithmetic is not demand evidence.”— sample decision rule
BOUNDARIES
FOUNDING PRICE
$99 one time · 10 founding places · target delivery within 48 hours after complete intake
FAQ
No. It is a bounded productized sprint with a usable evidence record, offer, test assets, and decision.
ProofSprint structures and quality-checks the experiment. Market response is the validation; no outcome is guaranteed.
The founding batch measures fulfillment time, support load, buyer outcomes, and refund risk before the offer scales.