From Idea to $14,000/Month in Four Months: How Evan Built a Gamified Habit App Without Spending a Dollar on Ads
Most people spend four months deliberating over a business idea. Evan spent four months building one — and by the end of it, his gamified habit-tracking app was generating $14,000 every month. No paid ads. No outside funding. No team.
The Product: Making Habits Actually Stick
Locked isn’t just another habit tracker with a streak counter and a pastel colour scheme. It’s a gamified experience designed to tap into the same psychological mechanics that make video games compulsive — applied to building personal discipline.
Users earn XP for completing habits. Badges mark milestones. Leaderboards inject competition. Character selection adds personalisation. The result is a habit app users actually want to open — not out of guilt, but because it’s genuinely engaging.
The build took approximately six weeks. Evan used Figma for design and Claude Code for development — essentially a solo operation. The tech stack was rounded out with Superwall for paywall A/B testing and Supabase as the database backbone.
The Growth Engine: Organic Content and the Influencer Playbook
Evan is emphatic: Locked did not grow through paid advertising. Every dollar of revenue came through organic short-form content and strategically structured influencer partnerships.
Paid ads buy attention. Influencer content borrows trust. For a habit app targeting productivity-oriented, self-improvement audiences — the kind who follow creators talking about “staying locked in” — trusted voices are exponentially more valuable than ad units.
The Five-Step Influencer System
Evan runs a repeatable process, not a scatter-shot outreach campaign:
1. Identify niche creators. Target productivity, self-improvement, and “locked in” lifestyle content creators with genuinely engaged audiences.
2. Reach out via DM. His opener is deliberately minimal — “paid promo?” — low friction, easy to answer.
3. Get on a call. Move fast off DMs. A call builds rapport and ensures authentic promotion rather than a stiff ad read.
4. Structure a profitable deal. The key mechanism: a minimum view clause. Tying compensation to a view threshold keeps CPM low and transfers performance risk away from flat upfront fees.
5. Launch with a 15-second rule. The app must appear within the first 15 seconds of the content. Audiences drop off fast — integration happens before attention does.
The Tech Stack
- Figma — UI/UX design and product visual language
- Claude Code — Primary development tool (claude.ai)
- Superwall — Paywall logic and A/B testing
- Supabase — Scalable open-source database
Together, these tools represent a fundamental shift: a motivated solo founder can now build what once required a small engineering team.
The Bigger Advice: Start Sooner Than You Think
Evan’s sharpest commentary isn’t about tech stacks or growth tactics — it’s about the conventional path. His view is direct: for entrepreneurially minded young people, following the standard school-degree-job script uncritically means surrendering years of compounding experience.
Starting early is an asymmetric bet. The downside is bounded. The upside — in learning, in building, in the possibility of something like Locked — is not.
It’s advice that’s hard to dismiss when the person giving it is four months into a $14,000/month revenue stream.
What Locked Actually Proves
Evan’s story isn’t really about habit tracking. It’s about what becomes possible when a genuinely engaging product meets a disciplined, system-driven growth approach.
Four months. Fourteen thousand dollars a month. And by all indications — just getting started.