Premium AI health coaching

A single coach voice backed by expert consensus.

Fitby is a premium AI health coaching platform that delivers expert-level fitness and nutrition guidance through a multi-agent consensus system.

Open App How it works
Today
  • Strength: upper body (30 min)
  • Walk: 6,000 steps
  • Protein target: 120g
Coach note

We keep volume moderate this week to protect recovery.

Consistency 4/5 days
Energy Stable

How it works

Specialists collaborate, you get one clear plan.

Behind the scenes, Fitby runs a consensus engine so your advice is aligned and consistent.

01

Understand

We capture your goals, constraints, and context in minutes. No fluff, just signal.

02

Plan

Nutrition and training specialists propose structured plans that stay coherent.

03

Adapt

Your coach refines targets weekly based on progress, feedback, and real life.

Built for outcomes

Clarity, consistency, and trust.

No chaotic advice. One voice, grounded in expert reasoning and privacy-first design.

Expert consensus

Multiple specialists align on one plan, so you never get conflicting advice.

Privacy first

Health data is treated as sensitive. Minimal retention, strict access, audited logs.

Accessible

Coaching accessible from any browser — no app install required.

Real-world pacing

Plans are designed for consistency, not burnout. Sustainable results win.

Pricing

Premium coaching, clear value.

Fitby is built for serious outcomes and long-term habits.

Basic

Full access to the coaching engine and adaptive plans (reactive only).

EUR 60 / month
Open App

Premium

Full access to the coaching engine, adaptive plans, and proactive daily check-ins.

EUR 80 / month
Open App

Start with the interface

Open the coaching UI and explore how Fitby structures a plan for you.

Launch Fitby