Know what's in the air before it ruins your day.

PollenCAT helps you follow the allergens that matter to you, check weekly forecast changes at a glance, and stay one step ahead of allergy season with less noise and less guesswork.

Built for people who want clarity, not guesswork.

PollenCAT turns complex pollen and spore data into a forecast experience that feels clean, quick, and useful in real life.

Personalized tracking

Follow the allergens that affect you most instead of scanning long, cluttered lists every time you open the app.

Clear weekly changes

See how conditions are developing across the forecast window so you can react earlier and plan your week with more confidence.

Fast daily checks

Designed for quick, focused use when you just want to know what is in the air and whether it is getting worse.

Pollen and spores together

Keep both forecast types in one place so your allergy routine feels simpler and easier to manage day to day.

Selected station forecast

Check data for your chosen monitoring station and stay focused on the location that matters most to you.

Forecast updates

Receive notifications when new forecasts are available, helping you stay informed without constantly checking manually.

Support

Something not working, or have a suggestion? Drop me an email — I read every message.

Get support

Include your device model, iOS version, app version, selected station, and a short description of what happened. Screenshots help a lot.