PEF Flow Diary: Astma Log

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Content rating
Everyone
10+
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Content rating
Everyone
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About this app

PEF Diary is a simple and intuitive app for tracking asthma and lung function using peak expiratory flow (PEF) measurements. It allows easy daily logging, clear history overview with the easiest way to export data via PDF for your doctor. Visual graphs are to help you understand your breathing and detect changes early.
Updated on
Apr 14, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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What’s new

First release PEF Flow Diary
Content rating
Everyone
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App support

About the developer
BOSTJAN ZAGAR S.P.
zagar.bo@gmail.com
Sorlijeva ulica 24 4000 KRANJ Slovenia
+386 30 609 690