How a 19-year-old built a $250k/month porn addiction app

Executive overview

A team of three (ages 17, 19, 22) built Quitter — a mobile app helping men quit pornography — and hit $250k/month within five months. They started with $3k and no product-market validation beyond a hypothesis borrowed from other consumer app successes.

The winning formula: a psychology-driven onboarding that converts like a sales funnel, a hard paywall that filters for intent, and influencer distribution targeted at adjacent niches (fitness, religion, self-help).

The core insight: a hard paywall plus a long onboarding — not a freemium model — is what drives both conversion and genuine behaviour change.

The onboarding funnel

• 12-question quiz reinforces self-diagnosis before the user sees a paywall
• Symptom selection page lets users identify their specific problems
• Testimonials from existing users establish social proof
• Side-effects and benefits page frames quitting as high-value
• App-store review prompt placed before payment ("five stars, next page")
• Paywall framed as "invest in yourself" using the user's own name
• Drop-off at each step is under 2% — Mixpanel shows 99% completion across stages
• Removing the onboarding would cut revenue by ~90%; removing the hard paywall would reduce it further

In-app retention mechanics

• Streak counter: days clean, resets on self-reported relapse
• Progress bar: sleep, energy, and clarity "improve" as streak grows
• Visual sapling that grows into a tree — users don't want to reset it
• Community feed where users post urges and receive peer support in real time
• Panic button: opens journaling or community when temptation hits
• "Milius" AI therapist available 24/7 for one-to-one guidance
• 20+ tools including breathing exercises, articles, and habit tracking
• Hard paywall (not freemium): free access killed engagement; paid users use the product

Influencer distribution strategy

• Target adjacent niches: Christianity, fitness, self-help — not anti-porn accounts directly
• CPM-based pricing: pay $2–3 per 1,000 views; pitch creators on a view guarantee (e.g. 500k views across 4 videos per month)
• 20% upfront; remainder paid after view guarantee is met
• Usage rights in every contract — top-performing videos are repurposed as paid ads
• Outreach: DM from verified brand account, subject line starts with "paid promo", keep pitch short, close on a call (not over text)
• VA team (managed via Groww) handles sourcing, DM outreach, and tracking
• One video hit 9.9M views and generated $100k in 65 hours
• Paid ads use the same influencer videos — organic creative outperforms purpose-built ad content

Growth levers and next steps

• App Store Optimisation: ranks #1 for "quit porn" — drives cold intent traffic
• Email capture in onboarding; automation follows up on non-converting users
• Superwall used for A/B testing paywall designs and pricing in real time
• Churn not yet prioritised — majority of revenue is annual plans paid upfront
• Planned: larger creator partnerships (podcasts, male-audience shows), IRL brand stunts, closed clinical studies to build authority
• Not yet tapped: organic content, Twitter scale, church/diocese partnerships

Design and tooling

• Stack: Swift, Firebase, ChatGPT (feature coding), Figma, Mixpanel, Superwall, Agree.com
• Design principle: all spacing and type sizes are multiples of four — keeps UI clean
• Premium black aesthetic signals quality; users more willing to pay for polished products
• Font: DM Sans throughout
• App name "Quitter" chosen after "NoFap" was trademarked