yazio

Track calories, fasting, water, weight.

Set up your profile

We'll calculate your daily calorie goal using Mifflin-St Jeor.

Sex Birth date Height (cm) Current weight (kg) Goal weight (kg, optional) Activity level Goal

We're creating your plan…

Analyzing your answers
Calculating your calorie goal
Predicting your progress
Adding finishing touches

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Good morning ☀

Calories

of 0 kcal

0kcal

Eaten

0kcal

Burned

Carbs0/0g

Protein0/0g

Fat0/0g

Today's Meal

Water

0 ml

Goal: 2000 ml

+ Water from food: 0 ml

Activity

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Activities

0 steps · -0 kcal burnt

Weight

Recipes

Save reusable meals — common breakfasts, smoothies, batch-cooked dinners. Add them to your diary with one tap.

Fasting

No active fast

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Recent fasts

Profile

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Your numbers

BMR

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TDEE

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BMI

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Age

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Goals

Daily calorie goal

Carbs % Protein % Fat %

Water goal (ml) Water serving (ml) Step goal

Add food

Meal

Food name Serving (g) Calories (kcal)

Carbs Protein Fat

Water content (ml, optional)

Take or upload a photo of your meal. Claude vision will estimate the nutrition.

Log activity

Type Name (optional) Steps Calories burned Duration (min)

Connect step tracking

Web apps can't read Health Connect or Apple Health directly — those are native-only APIs.

What works today

Tap Track steps manually and enter your daily step count from your phone or watch app.
Log workouts under + Add for calorie burns from exercise.

Future option

A small companion Android app could sync Health Connect data to this server. Ask if you want it built.

New recipe

Name Description

Servings Serving (g) Calories

Carbs Protein Fat

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Day Milestone

Amazing! Now let's go for the next milestone.

Water settings

Daily goal (ml) Serving per glass (ml)