Track your
Calorie Deficit

Scan a meal, see the number, know where your day stands.

Download on the App Store

iPhone · Free · Paid AI Features

Meet the face of your day

One glance tells you
how it's going.

The number changes. So does the face. Tap through and watch it react.

Deficit app mascot showing a happy face
KCAL DEFICIT -838 Nicely under budget — keep it rolling.

How it works

Everything, in one scroll.

01 — Log

Scan a meal with your camera.

Point at the plate and Deficit reads it. No searching a database, no scales, no barcodes — just a photo.

Scanning a meal with the camera
02 — Estimate

Calories and macros, before you save.

AI breaks the dish into ingredients with a calorie range and full macros. Adjust anything, then save it to your day.

AI calorie estimate with macro breakdown
03 — Read the day

Deficit or surplus, at a glance.

One big number and the mascot's face tell you where you stand — eaten vs. burned, with protein, carbs, fat and fiber underneath.

Calorie surplus view with macro rings
04 — Day & night

Dark mode, naturally.

The same clean layout, dialed for late-night logging. It follows your system, so it's just there when you need it.

App in dark mode
05 — Home screen

Widgets keep the number close.

Today's deficit, eaten and burned — right on your home and lock screen. Check in without opening the app.

Home screen widgets
06 — Keep it up

Streaks and history that add up.

Your average deficit, day streak, and a week of bars — plus macro history — so a good day becomes a good month.

History screen with day streak and weekly chart

Download Calorie Deficit

Available on the App Store. Start with your next meal.

Download on the App Store