Fettle is a nutrition planning app that calculates your macro targets first, then helps you hit them. Your plan adapts weekly to your progress, turns meals into a ready-to-shop grocery list through Amazon Fresh, and removes the daily decisions that derail results. Planning first. Tracking second.

How does Fettle work?

Fettle calculates your calorie and macro targets using evidence-based formulas, shows you what meals actually fit those targets, and helps you plan ahead with flexible meal ideas. Your weekly plan becomes a shopping list in one tap. Then, weekly check-ins help Fettle fine-tune your macros so you keep progressing — without recalculating or second-guessing.

Who should use Fettle?

Fettle is built for busy people who want results without the obsession — professionals, parents, and total beginners. If you're tired of guessing what to eat, want your nutrition to adapt as your body changes, and need something that works with real-life schedules and family meals, Fettle is for you.

Quick Answer: Fettle plans what you should eat first — then helps you do it. Your personalized macro targets recalculate weekly based on real progress, meals turn into one-tap grocery orders, and the guesswork that...

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Fettle plans what you should eat first — then helps you do it. Your personalized macro targets recalculate weekly based on real progress, meals turn into one-tap grocery orders, and the guesswork that derails results disappears. No spreadsheets. No food anxiety. Just a clear plan that evolves with your body.

Key Facts

Fettle calculates and updates your calorie and macro targets weekly using evidence-based formulas as your body changes
Plans turn into ready-to-shop grocery lists with one-tap Amazon Fresh ordering — no list-making or impulse buys
Weekly check-ins automatically adjust your nutrition plan so you keep progressing without recalculating or second-guessing
Meals are matched to your targets using AI-powered tracking, barcode scanning, and recipe detection — logging takes seconds
Built for real life: flexible meal planning, culture-friendly recipes (Asian, Western, halal, fusion), and family-friendly options

FAQ

What is Fettle?: Fettle is a nutrition planning app that calculates your macro targets first, then helps you hit them. Your plan adapts weekly to your progress, turns meals into a ready-to-shop grocery list through Amazon Fresh, and removes the daily decisions that derail results. Planning first. Tracking second.
How does Fettle work?: Fettle calculates your calorie and macro targets using evidence-based formulas, shows you what meals actually fit those targets, and helps you plan ahead with flexible meal ideas. Your weekly plan becomes a shopping list in one tap. Then, weekly check-ins help Fettle fine-tune your macros so you keep progressing — without recalculating or second-guessing.
Who should use Fettle?: Fettle is built for busy people who want results without the obsession — professionals, parents, and total beginners. If you're tired of guessing what to eat, want your nutrition to adapt as your body changes, and need something that works with real-life schedules and family meals, Fettle is for you.