Checked 5 November 2026
Proofoak vs Preuve
Preuve produces a sourced startup-validation report — viability score, competitors, market sizing, a go-to-market plan and a business-plan PDF. Proofoak helps you find a business that fits you, learn it, and test it with real buyers before you invest more.
| Preuve | Proofoak | |
|---|---|---|
| Free first read | Yes — 2 scans per account | Yes — Reality Check, no signup |
| One deep report without a subscription | $59 | $19 (credited to Build within 7 days) |
| Finds a business that fits you | No — starts from your idea | Yes — matches from your skills, budget, time and market |
| Real-buyer test plan with continue / stop rules | Go-to-market plan | Yes — 10-day test, contact messages, evidence log, decision |
| Offer page that collects real requests | No | Yes |
| Ongoing coaching | No | AI coach + Voyages (14-day crew sprints) |
| Investor documents | Yes — pitch deck, memo, financial model | No |
Choose Preuve if…
- You want a long, investor-style report or a business-plan PDF
- You are preparing a pitch deck and financial model for investors
Choose Proofoak if…
- You want to find out if real buyers will pay — with a test, messages and an offer page that collects requests
- You don’t have an idea yet and want one that fits your skills, budget and city
- You want a coach and a 14-day crew sprint to keep going after the report
Preuve pricing
- Free scan, limited to 2 per account
- Founder Report: $59 one-time; 2 for $89, 5 for $199
- Investor-ready pitch package: $499 one-time
- Lifetime plans: $499 and $999
Source: preuve.ai/pricing, checked 5 November 2026. Prices can change — check their page before you buy.
Proofoak pricing
- Free: Reality Check without signup, 1 quick Idea Check, your matches, 1 kit and 1 offer page a month
- One full Idea Check: $19 once — comes off your first Build payment if you upgrade within 7 days
- Build: $49/month or $490/year, 7-day free trial
- Launch: $129/month or $1,290/year
Prices in USD excluding tax. Full pricing and limits
Preuve is a trademark of its owner. Proofoak is not affiliated with Preuve. This page describes Preuve only from its public website on the date shown; tell us at contact if something is out of date and we’ll fix it.
Other comparisons
Your first real test can start this week.
Free to start, no card. See the models that fit you, open a ready-to-run kit and plan your first 10-day test.
- We never send messages, publish or spend money for you.
- We don’t invent experience, clients or results.
- Every claim is labelled: fact, estimate or hypothesis.