NubCal: AI Calorie Counter

$<5k revenue, 4.7 rating

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Onboarding flow, Paywall & Inside the App

Watch the full screen-by-screen UX video of NubCal: AI Calorie Counter with onboarding, paywall, and every core flow.

NubCal splash screen displaying the centered green app logo on a dark background.
Permission request screen for the NubCal app featuring an app tracking transparency modal over a camera viewfinder background with onboarding text.
Onboarding screen explaining calorie tracking with a meal photo, featuring a Next button and a progress indicator.
NubCal onboarding screen introducing in-depth nutrition analyses with floating data cards and a Next button.
Fitness onboarding screen with a weight goal overlay card and a Get Start button.
Gender selection onboarding screen with the Female option selected and a Next button.
Fitness onboarding screen asking for weekly workout frequency, with three selectable cards and the 3-5 workouts option selected alongside a Next button.
Onboarding screen asking if the user has tried other calorie tracking apps, with Yes and No selection cards and a Next button.
Onboarding height and weight input screen with metric units selected, vertical pickers showing 151 cm and 57 kg, and a Next button.Unlock Pro
Onboarding date of birth screen with a central date picker component, a progress indicator at the top, and a dark green Next button at the bottom.Unlock Pro
Onboarding screen asking for the user's health goal, with Lose weight selected in dark green and a Next button at the bottom.Unlock Pro
Onboarding weight selection screen asking for desired weight, featuring a vertical picker with 50 kg highlighted and a Next button.Unlock Pro
Onboarding screen for selecting weight loss speed per week using a slider, with a warning message and a Next button.Unlock Pro
Rating prompt modal asking if the user is enjoying NubCal, with a row of five selectable stars, Cancel, and Submit buttons.Unlock Pro
Feedback rating screen featuring a centered modal with five gold stars, a Write a Review button, and a Next action button.Unlock Pro
App rating screen featuring five empty stars, descriptive encouragement text, a top progress bar, and a Next button.Unlock Pro
NubCal onboarding notification permission request screen featuring a system modal with Allow and Don't Allow buttons.Unlock Pro
NubCal app onboarding screen requesting notification permissions with a central system modal and a Next button at the bottom.Unlock Pro
Onboarding completion screen with a green checkmark icon, privacy assurance message, and a Next button at the bottom.Unlock Pro
Onboarding survey screen asking where the user heard about the app, with App Store / Google Play Store selected and a Finish button.Unlock Pro
Health app setup screen with a loading spinner and the message We're setting everything up for you.Unlock Pro
Diet plan summary onboarding screen displaying a target weight of 50 kilograms, daily nutritional guidance of 1200 Kcal, macro breakdown cards, and a Let's get started button.Unlock Pro
NubCal onboarding authentication screen with a logo, header, and Continue with Apple and Continue with Google buttons.Unlock Pro
NubCal sign-in permissions screen displaying a system modal asking to use google.com to sign in, with Cancel and Continue buttons.Unlock Pro
Referral code entry form in the NubCal app featuring a 20% discount offer banner, an empty input field, and skip and confirm buttons.Unlock Pro
NubCal subscription paywall comparing annual and monthly plans, with the recommended annual plan selected and a redeem button.Unlock Pro
NubCal subscription paywall modal displaying a three-day free trial, annual pricing, and a side button confirmation instruction.Unlock Pro
Paywall success modal confirming a purchase with an OK button over subscription plan cards and a list of benefits.Unlock Pro
NubCal dashboard showing calorie and macro trackers with zero consumed items, an Apple Health connect card, and an empty food log.Unlock Pro
Health permission request screen for NubCal with lists of read and write data toggles, a Turn Off All button, and Allow and Don't Allow actions.Unlock Pro
NubCal calorie tracking dashboard showing remaining calories, macronutrient progress rings, and an empty food log with a Scan Food prompt.Unlock Pro
NubCal calorie counter dashboard showing empty food logs, calorie and macronutrient progress rings, and an open floating action menu.Unlock Pro
Food logging menu with three stacked action cards for scanning food, manual entry, and adding favorites.Unlock Pro
Camera permission modal for NubCal requesting access to capture food images and update profile pictures, with Allow and Don't Allow buttons.Unlock Pro
NubCal camera viewfinder displaying a central focus frame over food, with a bottom shutter button, flash toggle, and gallery icon.Unlock Pro
Food photo confirmation screen displaying a salad bowl preview with Retake and Use this photo buttons at the bottom.Unlock Pro
Manual food entry form with pre-filled nutritional details for a boiled egg and a Save button.Unlock Pro
Empty state screen titled Favorite Foods, displaying the message No favorites yet.Unlock Pro
NubCal fitness activity selection screen displaying a vertical list of cards for various exercises including running, weight lifting, and cycling.Unlock Pro
Fitness form for selecting running speed and duration in NubCal, with Fast Running selected and a Save Data button.Unlock Pro
Running speed settings screen displaying a save successful confirmation modal with a green checkmark and an OK button.Unlock Pro
NubCal dashboard showing remaining calories, macronutrient progress cards, and a list of logged foods and activities.Unlock Pro
Nutritional details editor for a boiled egg showing calories, macronutrients, and a Save Data button.Unlock Pro
Portion size adjustment modal with a dual-column numeric picker for a boiled egg, featuring fraction and decimal tabs, cancel, and confirm buttons.Unlock Pro
Nutritional breakdown editor for boiled egg displaying portion, 240 calories, macronutrient values, and a Save Data button.Unlock Pro
Success confirmation modal in the NubCal app with a green checkmark icon, the message Save Successful, and an OK button over a food details page.Unlock Pro
NubCal form to fix food results with a pre-filled input field, instructional example text, and a Save Information button.Unlock Pro
NubCal correction form displaying a success modal over the Fix Results screen with a Save Successful message and an OK button.Unlock Pro
Confirmation dialog overlaid on a food logging screen asking the user to verify the permanent deletion of a food item.Unlock Pro
Dashboard showing daily calorie metrics, macronutrient rings, a date calendar strip, and a list of food and activity logs.Unlock Pro
NubCal calorie tracking app showing a central modal calendar overlay with November 2025 and a Today button.Unlock Pro
NubCal calorie counter dashboard showing a top calendar strip, remaining calorie summary, macro rings, and an empty state for food items.Unlock Pro
NubCal health app overview dashboard showing a weight tracking card, goal achievement chart with the 90 days filter selected, and a nutrition summary.Unlock Pro
Dashboard with an update current weight modal overlay, showing a weight input field pre-filled with 55 kilograms and a Confirm button.Unlock Pro
NubCal fitness app dashboard displaying weight stats, normal BMI status, and a goal achievement chart with a 90-day progress filter.Unlock Pro
Nutrition dashboard displaying a long-term trend chart, weekly calorie bar chart, and macronutrient cards for protein, carbs, and fat.Unlock Pro
NubCal profile settings screen displaying user health metrics, premium membership details, and a referral banner with bottom navigation tabs.Unlock Pro
System permission modal requesting photo library access to upload food images, displayed over the user profile dashboard with options to allow or deny access.Unlock Pro
Photo picker displaying a grid of image thumbnails with a search bar and tabs for Photos and Collections.Unlock Pro
Photo selection screen displaying a preview of a woman against a snowy mountain with Cancel and Choose buttons.Unlock Pro
Personal information profile setup form with filled input fields for name, date of birth, weight, and height, and a Save Information button.Unlock Pro
Personal information form overlaid with a save successful modal confirmation dialog and an OK button.Unlock Pro
Fitness app onboarding screen asking for weekly workout frequency, with the moderate 3-5 workouts card selected and a Next button.Unlock Pro
Onboarding goal selection screen asking What is your goal, with Lose weight selected in dark green and a Next button.Unlock Pro
Onboarding weight selection screen featuring a vertical scrolling picker with 50 kg selected and a Next button.Unlock Pro
Onboarding screen asking for weekly weight loss speed with a slider set to 0.5 kg, a recommended indicator, and a Finish button.Unlock Pro
NubCal app loading screen displaying setup messages and a loading spinner to indicate health plan customization.Unlock Pro
Nutritional plan summary displaying a daily calorie goal of 1350 Kcal, macronutrient targets, and a Done button.Unlock Pro
NubCal macronutrient adjustment form displaying calorie and macro target input cards, a warning message, and a Save Information button.Unlock Pro
Settings screen with membership details, a referral card, app preference toggles, and a logout button.Unlock Pro
Referral program screen displaying a unique invite code with a Copy button, incentive details, and an empty invite history list.Unlock Pro
Language settings screen listing global languages with English selected and a confirm checkmark.Unlock Pro
Settings screen with an account options list and a logout confirmation modal displaying Cancel and Confirm buttons.Unlock Pro

About NubCal: AI Calorie Counter

An AI-powered calorie tracking application that identifies food ingredients and estimates nutritional content directly from user-submitted meal photographs.

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