Product · MVP · Experiments

MVP in 6 Weeks: From Idea to Validation with Money

A step-by-step plan, checklists, and a mini-calculator for quickly launching a minimal product and testing demand.

In Brief

An MVP in 6 weeks is not about a beautiful interface. It's about quickly validating value: are real users willing to pay for your solution now, not “someday”.

Below is a week-by-week plan, frameworks, checklists, and a mini-calculator to help soberly assess if there's a chance to grow.

Week 0: Preparation (Days Before Start)

Your goal is to assemble a minimal kit for experiments.

• Assemble a team: PM/Product → manages hypotheses Designer/UX → creates the right flow without the polish Engineer or no-code maker → builds the prototype Sales/Customer → talks to real users
• One value proposition sentence: “For whom → what problem → what result”. If it doesn't fit in one sentence, you're not ready.
• Define one validation metric: conversion to payment / sign-up / ARPU 7/30.
• Readiness checklist:
  • [ ] The problem is real and confirmed by 3–5 interviews
  • [ ] The audience is known (narrowly!)
  • [ ] A minimal value scenario is formulated
  • [ ] You have a source for the first 50 users

Weeks 1–2: Quick Prototype and First Test

The goal is to show value in 1–2 clicks.

• Landing page + lead collection / pre-payments. Webflow / Tilda / Carrd / Notion + Stripe. Important: the payment button must work.
• Simple value demonstration: one flow, one result. Replace everything you can with manual processing: “Wizard of Oz”.
• Mini-sales script: 5–7 phrases explaining the problem and the result.
• Sources for first users:
  • personal contacts
  • thematic communities
  • narrow targeting (minimal budget)
• Goal: get the first money, not the first likes.

Weeks 3–4: First Users and Feedback

Now you need to understand why people pay or don't pay.

• Sell the MVP → record every payment and refusal.
• Conduct short CustDev interviews (10–15 minutes). Key questions:
  • “What are you currently using instead of this?”
  • “Why did you choose us?”
  • “What would you remove or add first?”
• Track metrics:
  • lead → payment conversion
  • 7-day retention
  • ARPU 7/30
  • % of refunds / cancellations
• Run a simple A/B test on the landing page: change one thing: price, promise, CTA.

Weeks 5–6: Iteration and Decision

This is the main fork in the road for the entire project.

• Scale if:
  • they pay without constant persuasion
  • LTV is predictably > CAC (see mini-calculator below)
  • repeatable scenarios are visible
• Revisit the hypothesis if:
  • payments are small and irregular
  • users say “interesting” but don't buy
• Shut down if:
  • CAC is consistently higher than LTV
  • there's no demand even with a lower price
  • 10+ interviews revealed no clear pain
• Document:
  • insights about user behavior
  • what turned out to be a false assumption
  • which scenario brought in money

Practical Tips

• Do it manually until you start drowning in manual operations—then automate.
• Don't build a “platform.” Build one use case, as narrowly as possible.
• Maintain direct contact with every paying customer. This saves months of development.
• Calculate CAC “on a napkin”: if a channel brings a lead for X, and the conversion to payment is Y%, then CAC = X / Y%.
• An MVP is complete when a user can:
  1. understand the value → 2) try it → 3) pay for it.

Mini Unit Economics Calculator (Quick)

Quality MVP Checklist

• [ ] It costs money (and people pay for it)
• [ ] It solves one specific scenario
• [ ] There are 5+ paying customers in the first weeks
• [ ] The first value is delivered within 1 day
• [ ] Acquisition channels are clear
• [ ] Manual processes don't hinder hypothesis testing

Common Mistakes (and How to Avoid Them)

• Mistake: Doing everything at once. Correct: Choose one flow.
• Mistake: Focusing on UI. Correct: Focus on “wow-value” for the user.
• Mistake: Interviewing friends. Correct: Only take those who have the pain.
• Mistake: Counting leads as success. Correct: Count the money.

Simple Experiment Template (2 days)

1. Hypothesis: If we offer X to segment Y, they will pay/sign up
2. Success criterion: one number (e.g., “3 sales”).
3. Landing page + payment/sign-up form.
4. Drive traffic (organic/community/targeted).
5. Collect 5–20 paying responses.
6. Short interviews.
7. Decision: continue / change approach.

Conclusion

Six weeks is an honest timeframe to understand the main thing: is there a product that customers are willing to pay for right now.

Don't waste energy on “perfection.” Spend it on validating value, manual processes, and talking to real people.