Take control of your allergies finally.
Log reactions in seconds, discover your triggers with visual analytics, and get AI-powered predictions based on pollen, air quality, and your personal patterns.
Everything you need to
understand your allergies
Quick Logging
Log reactions in under 30 seconds with our guided flow. Track triggers, symptoms, severity, and medications with just a few taps.
Visual Heatmap
See your allergy patterns at a glance with a GitHub-style activity heatmap. Spot trends across months and identify your worst days.
Pollen Forecasts
Get real-time pollen data for your location. See 5-day forecasts for grass, birch, ragweed, and more to plan ahead.
Smart Predictions
Our AI analyzes your history, current pollen levels, air quality, and weather to predict your risk for the day ahead.
Doctor Reports
Export professional PDF reports or CSV files for your allergist. Share detailed reaction history with one tap.
Private & Secure
Your health data stays on your device. No accounts required, no cloud uploads, no data collection. Your allergies, your business.
Three steps to
allergy freedom
Log Your Reactions
When allergies strike, open Allegro and tap log. Select your triggers, symptoms, and severity in our quick 3-step wizard.
Discover Patterns
After 10+ logs, the app starts revealing your patterns—most common triggers, peak reaction times, and seasonal trends.
Get Predictions
Allegro combines your patterns with live pollen and air quality data to predict high-risk days before they happen.
Track every trigger
that matters
Pollen
Environmental
Food & Other
Stop guessing, start knowing
Download Allegro and finally understand what's triggering your allergies.
Download for iOS Free to download • Premium features available