Best Fatigue Science Apps

202+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated September 2026

With an average user rating of 4.1★, the fatigue science category is one of the App Store's strongest. Browse all 202+ apps we track, sorted so the most loved ones surface first.

Compare top Fatigue Science Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ReadiOne by Fatigue ScienceReadiOne by Fatigue ScienceFree3.8★ (13)NoNoSep 2026
2ReadiSync by Fatigue ScienceReadiSync by Fatigue ScienceFree—NoNoAug 2026
3ReadiSuperviseReadiSuperviseFree—NoNoAug 2026
4Fatigue RADARFatigue RADARFree—NoNoMay 2026
5IQSMS FatigueIQSMS FatigueFree—NoNoMay 2026
6FatigueSafeBEFatigueSafeBEFree—NoNoJul 2026
7FatigueSafeFatigueSafeFree—NoNoJul 2026
8FatigueSenseFatigueSenseFree4.5★ (30)NoNoSep 2026

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FAQ about Fatigue Science

What are the best fatigue science apps for iPhone?
ReadiOne by Fatigue Science tops our fatigue science apps ranking as of September 2026, with a 3.8-star average from 13 App Store ratings, and it's free to download.
Yes — 20 of the top fatigue science apps we rank are free to download, including ReadiOne by Fatigue Science and ReadiSync by Fatigue Science.
ReadiOne by Fatigue Science has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 202+ fatigue science apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
ReadiOne provides personal fatigue risk assessments and predicts performance impacts based on sleep analysis. It helps users visualize their fatigue levels and identify periods of greatest risk exposure.
ReadiOne uses the SAFTE biomathematical model to analyze sleep data. This data can come from wearable devices like Gamin or Fitbit, or be estimated by the ReadiML sleep forecasting engine.

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