Own Grillr.

What you'd own.

Every artifact below transfers to your accounts on day one. The whole engine.

• ●Grillr brand identity, positioning, tagline and complete visual design system.
• ●TikTok and Instagram content strategy framework with organic growth mechanics.
• ●AI accountability agent design specification with custom grilling prompt library.
• ●Freemium conversion funnel from trial to 9 to 12 dollar monthly subscription.
• ●Challenge-based referral loop mechanics and viral growth playbook.
• ●Financial model with three pricing tiers and year one projections.
• ●Initial Reddit fitness community outreach strategy and seeding list.

What Roll Digital builds for you.

Custom scope to take Grillr from MVP shell to operating business.

• ▸FastAPI backend with PostgreSQL for user profiles and habit tracking data.
• ▸OpenAI API integration layer for personalized AI accountability check-in grilling.
• ▸Stripe billing with tiered subscriptions, trial periods, and churn handling.
• ▸Mobile-first React frontend optimized for fitness social sharing and challenges.
• ▸Email sequence automation for trial conversion, onboarding, and re-engagement.
• ▸Referral tracking and reward distribution system for challenge-based growth loops.
• ▸Cohort analytics and retention dashboards to measure and optimize LTV.

Why this could work.

The core insight is sound: 3.2M potential customers spend 120 dollars per year on accountability tools. The organic TikTok and Instagram GTM is capital-efficient and content-compounding. The referral mechanic through challenges is stronger than product retention alone because growth runs independent of churn. AI check-ins provide early format advantage. The real challenge is payback: you need 15 percent monthly retention past month three. Most accountability apps fall short there.

What you'd risk.

Accountability app churn is structural: users quit when they hit their goal or fail, creating a 2 to 4 month average tenure. LTV stays thin and payback brutal. AI novelty fades after 30 days when grilling becomes repetitive without deep personalization. Bigger risk: every major fitness app now bundles AI accountability free. Competing as a standalone product against MyFitnessPal, Noom, and Future becomes a feature race you cannot win.

Who this fits.

This fits an existing fitness app founder or agency with audience credibility in the space. Ideally someone with a following in Reddit fitness communities or existing TikTok platform. You need someone who understands the accountability product psychology, can iterate quickly on the AI tone, and has the hustle to cold-recruit challenge participants. This is not a passive investment; it demands founder-level operational energy.

Timeline.

From contract signing to operating business.

1. Day 1
   Receive brand assets, codebase, financial model, and GTM playbook.
2. Week 1
   Deploy FastAPI backend, configure Stripe, and launch landing page.
3. Week 3
   Integrate OpenAI API and test AI check-in flow end-to-end.
4. Week 6
   Launch closed beta and measure first cohort retention metrics.
5. Day 90
   Analyze month-two churn data, iterate on AI, plan scale.

Pricing.

Three ways in, depending on how much you want to build yourself.