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Health & Fitness• Pro
CatalystAgile Trainer Macro Builder
Client calorie and macro targets without a monthly subscription.
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What you get
Mifflin–St Jeor BMR, activity multiplier, goal adjustment and a macro split you control — the same maths the $25–$75/month apps run, on your own device, for one payment.
- Mifflin–St Jeor BMR and TDEE
- Cut / maintain / bulk goal adjustment
- Protein, carb and fat split by ratio or g/kg
- Per-meal breakdown
- Client handout export
What's in the ZIP
- Full PWA source (HTML/CSS/JS)
- README-USER-GUIDE.md
- GROQ-OPTIONAL.md hook
- LICENSE.md (single-buyer perpetual)
- Logo + favicon assets
- 1 free hosting walkthrough
Hosting your copy
Drop the unzipped folder into Cloudflare Pages, Vercel, Netlify, or even a S3 bucket. The PWA works as a static site — no Node server, no database, no API key required. Add a free Groq API key later if you want AI-enhance mode (instructions in GROQ-OPTIONAL.md).