Best intermittent fasting apps
Apps that time and track intermittent fasting windows, often with meal logging, coaching and weight-loss plans.
2 apps, ordered by visits from AppBreakup and how often our research lists each one as an alternative. Open any app to see its alternatives.
All intermittent fasting apps
- Alternatives to Fastic

Intermittent fasting app with a food scanner, recipes, habit courses and an AI nutrition chatbot.
Free plan + paidiOS, Android - Alternatives to Zero

Intermittent fasting tracker with photo meal logging, a protein score and water tracking.
Free plan + paidiOS, Android
Our picks by need
Common questions
What are the best intermittent fasting apps?
Based on how often our research lists them as alternatives and visits from AppBreakup, the leading intermittent fasting apps right now are Fastic and Zero.
Are there free intermittent fasting apps?
Yes. Fastic (free plan + paid) and Zero (free plan + paid) have a free option, out of 2 free or freemium apps we track.
Which intermittent fasting apps are open source?
None of the apps in this category is open source.