Food
Food
Work out what to eat, in kcal and kilojoules, then learn how the numbers are made. Calculators and guides are free; the diary and planner arrive with the app.
Updated 21 October 2026. Sources named on the page.
- Calculators for calories, deficits, protein and macros
- Plain guides, each with its formula and sources
- Kilojoules and calories side by side
- For healthy adults aged 19 and over; not medical advice
Every claim names its sourceNothing you type is savedFree, no sign upFor adults aged 19 and overPrivate by default
Daily Journal
Keep your results in the Daily Journal
Habits, food, mood and sleep in one private place, with progress charts and a daily research card. Free to start, and your account opens straight away.
- Every claim names its study
- Alone, as a couple or with a group
- Private by default
Food calculators
Food guides
How many calories to eatWorked examples for a woman and a man.What is a calorie deficitSize, floor and example.How much protein you needReference amounts and training.How to calculate macrosPercentages to grams.Macro split examplesThree splits in grams.Reading Australian labelsPer serve, per 100 g and stars.kJ vs caloriesThe difference and the conversion.
On the way
Food diaryA template and the app.Coming soon
Meal plannerA printable and the app.Coming soon
Calorie counter for AustraliaAustralian foods in kJ and kcal.Coming soon
Keep going
Keep it all in one private place
Sign up free for the Daily Journal app: habits, food, mood and sleep in one private place. Your account opens straight away.