Content rating
Everyone
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Content rating
Everyone
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About this app

Runnin Tool is a simple running toolkit for everyday training and race day planning.
Calculate pace, time and distance, convert treadmill speed, plan race pacing, create split tables, estimate results, calculate interval times, heart-rate zones, fueling and a pace band.
The app works in Polish and English, supports kilometers and miles, and saves selected actions, personal records and your next race locally on your device.
No account. No backend. No unnecessary tracking.
Updated on
Jul 27, 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
Learn more about how developers declare sharing
No data collected
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What’s new

Runnin: pace, distance and time calculators, treadmill converter, intervals, split times, race pacing, pace band, heart-rate zones and app personalization.
Content rating
Everyone
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App support

Phone number
+48603219990
About the developer
THE CLOUDEST TOMASZ IWANOWSKI
dev@tomasziwanowski.com
Ul. księdza Biskupa Władysława Bandurskiego 47b 05-270 Marki Poland
+48 603 219 990