OmniCalc

A carbohydrate calculator for people with diabetes — designed to calculate meal carbs for accurate Omnipod insulin dosing.

Live Demo →

What it does

• Search for foods by name (German food database BLS + Open Food Facts)
• Scan barcodes with your phone camera
• Set portion sizes in grams or milliliters
• See the total carbohydrates of your meal instantly
• Save favorite foods and complete meals for quick reuse

How to use

1. Open the app on your phone
2. Search for a food or scan its barcode
3. Set the amount → tap "Hinzufügen" (Add)
4. Repeat for each item in your meal
5. Read the total KH (carbohydrate) value at the top

Demo

Screenshots

Search	KH Calculator	Favorites	Barcode Scanner

Tech

• Single index.html file — no framework, no build step
• Data stored locally in the browser (localStorage)
• APIs: BLS · Open Food Facts
• Barcode scanning via ZXing