Here is the collaborative list of open-source apps and demos to use Apple's HealthKit, ResearchKit and CareKit. Feel free to contribute. Thanks!
- Reading and Writing HealthKit Series Data(iOS 13.0+)
- Fit: Store and Retrieve HealthKit Data
- SpeedySloth: Using HealthKit to build a workout app for Apple Watch
- LoopHealth: Using health documents and Activity rings in HealthKit and HealthKitUI
- Activity Rings: Contributing to Activity Rings on Apple Watch
- SwingWatch: Using Device Motion on the Watch
Top free: https://www.similarweb.com/apps/top/apple/store-rank/us/health-and-fitness/top-free/iphone
Top paid: https://www.similarweb.com/apps/top/apple/store-rank/us/health-and-fitness/top-paid/iphone
Top free: https://www.similarweb.com/apps/top/apple/store-rank/us/medical/top-free/iphone
Top paid: https://www.similarweb.com/apps/top/apple/store-rank/us/medical/top-paid/iphone
- Abby's Cycle: Menstrual cycle tracker
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Arex: Reminders for taking your medications
swiftswift2.2carthagepistachioreactivecocoa🔥https://github.com/a2/arex
Added June 9, 2015
License:mit -
CaseAssistant: Cases recording, study, & sharing for ophthalmologist
 App Storeswiftrealm🇨🇳 🔥https://github.com/herrkaefer/CaseAssistant
Added June 17, 2016
License:mpl-2.0
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Depressed: Test if you are depressed
 App Store
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Glucosio: Diabetes management and research
swiftobjchealthkitrealmhttps://github.com/Glucosio/glucosio-ios
Added January 13, 2018
License:gpl-3.0 -
HealthKit~Swift: Sample app
swifthealthkithttps://github.com/Darktt/HealthKit-Swift
Added October 27, 2015
License:other
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Hidrate: Interacts with smart water bottle
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MyWeight History: Body mass tracker with easy data input & access to history
 App Store
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Jim: Track your gym workouts
swiftparsehttps://github.com/kylejm/Jim
Added January 4, 2016
License:other -
LogU: Simple logging app for strength athletes
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RaceMe: Run tracking & ghosting
swiftparse🔥🔥🔥https://github.com/enochng1/RaceMe
Added July 20, 2016
License:other
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RaceRunner: A Run-Tracking App for Runners Who Race
 App Store
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Runner-Stats: Record running data
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rTracker: A generic, customizable personal data tracker
 App Store
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Swift-Walk-Tracker: Track your walks
swift🔥https://github.com/kevinvanderlugt/Swift-Walk-Tracker
Added June 7, 2015
License:other
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Theseus: Personal analytics app
objc🔥🔥🔥https://github.com/lazerwalker/Theseus
Added April 1, 2015
License:gpl-2.0
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AlzPrevent: Clinical research platform for Alzheimer's disease
 App Store
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AsthmaHealth: Asthma study
objchttps://github.com/ResearchKit/AsthmaHealth
Added April 14, 2015
License:bsd-3-clause
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Colorblind: Easy test for colorblind people
swifthttps://github.com/boostcode/ResearchKit-ColorBlind
Added May 18, 2016
License:other
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GlucoSuccess: Diabetes study
objchttps://github.com/ResearchKit/GlucoSuccess
Added April 15, 2015
License:bsd-3-clause
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mPower: Parkinson's disease study
 App Store
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MyHeartCounts: Personalized tool that can help you measure daily activity, fitness, & cardiovascular risk
 App Storeobjchttps://github.com/ResearchKit/MyHeartCounts
Added October 27, 2015
License:bsd-3-clause
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Share The Journey: Breast cancer study
objchttps://github.com/ResearchKit/ShareTheJourney
Added April 15, 2015
License:bsd-3-clause
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Cortado: Track your caffeine consumption habits
 App Store
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Gulps: Track your daily water consumption
 App Store
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HeartControl: Continuous heart rate measurement during workouts
swiftwatchos3🔥https://github.com/thomaspaulmann/HeartControl
Added August 16, 2016
License:other
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heartrate: Show streaming heart rate from the watch
swiftwatchos2🔥🔥https://github.com/coolioxlr/watchOS-2-heartrate
https://imgur.com/a/xVqqj
Added July 29, 2015
License:other
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MyWeight History: Body mass tracker with easy data input & access to history
 App Store
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watchOS-2-Sampler: watchOS 2 new features example code
swiftwatchos2🔥🔥🔥🔥https://github.com/shu223/watchOS-2-Sampler
Added June 23, 2015
License:mit