FatigueSense is the household name in fatigue tracker, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
This app helps you understand and manage your energy levels by linking wearable data with daily check-ins. It provides insights into activity, recovery, and fatigue to help you pace your days and avoid crashing. Designed for individuals managing persistent fatigue conditions.
This app helps you understand and manage your health by tracking symptoms, triggers, and treatments. It allows you to identify patterns and correlations to gain better control over chronic illnesses, pain, mood, and more. Securely store and analyze your health data to share with your doctor.
What are the best fatigue tracker apps for iPhone?
FatigueSense tops our fatigue tracker apps ranking as of August 2026, with a 3.9-star average from 9 App Store ratings, and it's free to download.
Are there free fatigue tracker apps for iPhone?
Yes — 20 of the top fatigue tracker apps we rank are free to download, including FatigueSense and Fatigue & Rest Tracker - calmo.
Does FatigueSense have ads or in-app purchases?
FatigueSense has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
How many fatigue tracker apps are on the App Store?
We track 250+ fatigue tracker apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
What is FatigueSense?
FatigueSense is a free lifestyle app designed to help users understand and manage their energy levels. It links data from wearables and daily check-ins to provide insights into activity, recovery, and fatigue, aiming to prevent energy crashes.
Who is FatigueSense designed for?
FatigueSense is specifically designed for individuals living with persistent fatigue conditions, including ME/CFS, long COVID, fibromyalgia, and cancer-related fatigue.