Super simple
Response from developer
Thank you for your kind review! I’m glad Circa’s simple design, personalization options, and statistics help you stay on track. I truly appreciate your recommendation.

This app is a simple and focused intermittent fasting tracker. It offers a clean interface to monitor fasting periods, track progress, and log weight, with options for various fasting protocols and Apple Health integration. Premium features provide advanced statistics and guided plans.
1.2.5
October 6, 2026
Faster startup and smoother scrolling, even with large weight histories. Weight charts now load and respond more quickly throughout the app and in widgets.
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Thank you for your kind review! I’m glad Circa’s simple design, personalization options, and statistics help you stay on track. I truly appreciate your recommendation.
Circa's core functionality is to serve as a focused intermittent fasting tracker. It allows users to start, pause, and end fasts with a single tap, displays current fasting status and progress, and logs weight data, syncing it with Apple Health.
Yes, Circa supports five popular protocols: 14:10, 16:8, 18:6, 20:4, and OMAD (One Meal A Day). Users can also create their own custom hourly protocols and switch between them without losing historical data.
Circa integrates with Apple Health by logging your weight entries to the Health app. Conversely, any weight data you add elsewhere, such as from a smart scale or the Health app itself, will flow back into Circa automatically.
Circa Premium unlocks advanced statistics, guided 7-day, 14-day, and 30-day plans, and motivational push notifications. A free trial is available for both monthly and yearly subscription plans.
Based on the provided data, Circa is built natively for iOS and is supported on iPhone devices. There is no mention of Android compatibility.
The latest version of Circa is 1.2.5, and it was last updated on October 6, 2026. This indicates a relatively recent update frequency, suggesting ongoing development and support.
Yes, Circa is designed to be beautifully simple and focused, making it suitable for beginners. The core timer, history, and Apple Health integration are free, providing essential tracking without a mandatory purchase.
No, Circa does not have advertisements. The app is free to use for its core features, with an optional subscription for premium functionalities.