About
This app provides a simple intermittent fasting timer with pre-set protocols. It tracks your fasting periods and offers a clean history of completed fasts. Designed for privacy, it works offline and syncs via iCloud without requiring accounts or tracking.
What's New in Planck Fasting
1.1
May 11, 2026
Custom Fasting Hours Feature
Developer apps
FAQ
What is Planck Fasting?
Planck Fasting is an intermittent fasting timer that helps you track your fasting periods. It offers pre-set protocols and a clean history of your completed fasts, all while prioritizing user privacy.
Does Planck Fasting have ads?
No, Planck Fasting is completely ad-free. The app is designed with privacy in mind and does not include any advertisements.
Can I use Planck Fasting offline?
Yes, Planck Fasting works fully offline. Your fasting data is stored on your device and synced through your private iCloud database, ensuring functionality without an internet connection.
What fasting protocols are available in Planck Fasting?
Planck Fasting offers several protocols, including 14:10 for a gentle start, 18:6 for deeper ketosis, and 20:4 for advanced fasters. You can pick your default protocol and forget it.
How does Planck Fasting handle user privacy?
Planck Fasting has a strong focus on privacy. It requires no accounts, no tracking, and no analytics. Your fasting data remains on your device and in your own iCloud.
Is Planck Fasting suitable for beginners?
Yes, Planck Fasting offers a 14:10 protocol which is designed for a gentle start, making it suitable for beginners looking to try intermittent fasting.
What devices does Planck Fasting support?
Planck Fasting is currently supported on iPhone. It also syncs across your iPhone and iPad through your private iCloud database.
How often is Planck Fasting updated?
The latest version of Planck Fasting is 1.1, which was last updated on May 11, 2026. Updates typically focus on refining the core functionality and maintaining the app's streamlined experience.