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.

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Personalized tracking

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

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Clear weekly changes

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

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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.

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Pollen and spores together

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

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Selected station forecast

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

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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.