Intermittent fasting duration calculator

Calculate the duration of your intermittent fast with this fasting time calculator tool.

Track your fasting time on your iPhone’s Home Screen & Lock Screen
Download app in the App Store
Days
Hours
Minutes
Calendar
Calendar
Select your starting and end fasting time to calculate its duration
iPhone showing countdown widgets, including one showing how much time left to end your fasting
Track your fasting time with beautiful widgets on your iPhone’s Home Screen & Lock Screen
Download app in the App Store
Also available on iPad, Apple Watch & Mac (Silicon)
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