Best Readisync By Fatigue Science Apps

231+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Looking for free readisync by fatigue science apps? 20 of our 231+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Readisync By Fatigue Science

ReadiOne by Fatigue Science#2

ReadiOne by Fatigue Science by Sleep Performance, Inc.

Strong Contender
💪 Health & Fitness
3.8(13 ratings)
Free
ReadiOne by Fatigue Science screenshot 1
ReadiOne by Fatigue Science screenshot 2
ReadiOne by Fatigue Science screenshot 3
ReadiOne by Fatigue Science screenshot 4
ReadiOne by Fatigue Science screenshot 5
ReadiOne by Fatigue Science screenshot 6

This personal application helps operators and workers visualize their real-time and future fatigue levels, ensuring they are fit for duty during their shift. It analyzes sleep patterns to predict performance impact, providing a daily risk assessment and alerts to help users manage their fatigue and stay safe and effective.

StressWatch: AI Stress Monitor#3

StressWatch: AI Stress Monitor by One Hundred Bad Ideas Limited

HRV & Habit Tracker for Watch
Worth Considering
💪 Health & Fitness
4.7😊(20K ratings)
FreeIn-App Purchases
#78in Health & Fitness
StressWatch: AI Stress Monitor screenshot 1
StressWatch: AI Stress Monitor screenshot 2
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StressWatch: AI Stress Monitor screenshot 5
StressWatch: AI Stress Monitor screenshot 6

Track your stress levels and improve your health with real-time HRV monitoring. Get personalized insights and tips to manage stress effectively and enhance your well-being. Start your journey to a stress-free life today!

What We Love

  • 🚀 Helpful for managing stress
  • 👍 Easy to use and useful for monitoring stress
  • 🚀 Provides accurate and insightful data
  • 👍 Smooth and intuitive user interface

Room to Improve

  • 🐛 Inconsistent or inaccurate stress readings
  • 🔔 Frequent and unnecessary notifications
  • 💰 Subscription model is expensive

More Readisync By Fatigue Science apps to explore

4
Muscle Booster - Workout Plans
Muscle Booster - Workout Plans
Muscle Booster - Workout Plans
Calisthenics, Chair, Gym Plans
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5
Athlytic: AI Fitness Coach
Athlytic: AI Fitness Coach
Athlytic: AI Fitness Coach
HRV Based Training & Recovery
Free

Get personalized fitness training with Athlytic, an AI-powered coach that uses Heart Rate Variability (HRV) to tailor workouts to your body's needs. Maximize your potential and achieve your fitness goals with Athlytic today!

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6
Visible: Pacing for illness
Visible: Pacing for illness
Visible: Pacing for illness
For Long Covid, ME/CFS, POTS+
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Struggling with Long Covid symptoms? Our app offers personalized tools, resources, and a supportive community to help you manage your condition and connect with others facing similar challenges. Take charge of your recovery journey today.

💪 Health & Fitness
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7
Welltory: Health, Heart Rate
Welltory: Health, Heart Rate
Welltory: Health, Heart Rate
Stress, Sleep, BP, O2 Monitor
Free

Monitor heart rate, stress level, and blood pressure with this app designed to help you track and improve your overall well-being. Take control of your health today with real-time data and personalized insights. Download now to start your wellness journey!

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8
Stress Monitor for Watch
Stress Monitor for Watch
Stress Monitor for Watch
HRV Tracker & Health Insights
Free

Monitor your stress levels and overall health with this innovative watch application. Track your stress, heart rate, and activities to improve your well-being. Try it now for a healthier you!

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9
Muscle & Motion: Strength
Muscle & Motion: Strength
Muscle & Motion: Strength
Master Exercise Anatomy
Free

Get fit and track your fitness journey with our comprehensive workout app. From personalized workout plans to progress tracking features, achieve your fitness goals seamlessly. Download now and start your fitness transformation!

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10
Voice Dream - Natural Reader
Voice Dream - Natural Reader
Voice Dream - Natural Reader
Text to Voice - Read Aloud TTS
Free

Experience award-winning text-to-speech functionality with advanced AI in this app, allowing you to listen to various documents, articles, and books. Features include a built-in scanner, multiple reading styles, comprehensive document format support, and synchronized library access across devices. Try it out with a free trial!

📚 Education
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11
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
HRV, Sleep & Heart Rate Zones
Free

Get the ultimate fitness companion for unlocking your workout potential with comprehensive heart rate monitoring and personalized fitness data integration. Track progress, set goals, and enjoy live workout streaming with this all-in-one app. Crush your fitness targets and elevate your performance with guided workout planning, live coaching, and detailed exercise analysis. Start your fitness journey today!

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12
Lyfta: Gym Workout Tracker Log
Lyfta: Gym Workout Tracker Log
Lyfta: Gym Workout Tracker Log
Weight Lifting Routine Planner
Free

Track your gym workouts with ease using this comprehensive strength training app. Monitor your progress, set goals, and stay motivated to achieve your fitness targets. Download now and start your fitness journey today!

💪 Health & Fitness
(5.2K)
13
Speechify – Text to Speech PDF
Speechify – Text to Speech PDF
Speechify – Text to Speech PDF
Voice AI Assistant, Read Aloud
Free

This application is a text-to-speech tool that converts written text from the web or documents into spoken audio, making it easier for users to listen to content instead of reading. Experience hands-free reading and productivity with this voice-enabled app!

📊 Productivity
(476K)
14
Aura: Meditation & Sleep, CBT
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Aura: Meditation & Sleep, CBT
Mindfulness, Relaxation, Calm
Free

Aura: Meditation is an app designed to help users practice mindfulness and reduce stress. With personalized guided meditation sessions, calming music, and daily reflections, Aura provides a tailored experience to promote emotional well-being. Try Aura today for a more peaceful state of mind.

💪 Health & Fitness
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15
Bearable - Symptom Tracker
Bearable - Symptom Tracker
Bearable - Symptom Tracker
Mood, Health, Migraine, Period
Free

Track your health, pain levels, and migraines with ease using this comprehensive symptom tracker app. Stay on top of your well-being and monitor your symptoms effectively. Download now to take control of your health journey.

💪 Health & Fitness
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16
PeakWatch - AI Fitness Coach
PeakWatch - AI Fitness Coach
PeakWatch - AI Fitness Coach
HRV Training Recovery Sleep
Free

PeakWatch is an AI personal trainer analyzing health data like HRV and heart rate to provide exercise recommendations and recovery insights. Track daily exercise, monitor body recovery, analyze workouts, and gain sleep trend insights for optimal performance. Optimize your fitness routine with PeakWatch.

💪 Health & Fitness
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17
ElevenReader: Read Books Aloud
ElevenReader: Read Books Aloud
ElevenReader: Read Books Aloud
Reader for Books, PDFs & Docs
Free

Experience realistic voice narration with ElevenLabs Reader: AI Audio. Convert text into lifelike speech, adjust reading speed, and use various content formats for seamless listening. Try it now for an enhanced reading experience!

📊 Productivity
(129)
18
MindDoc: Dein Begleiter
MindDoc: Dein Begleiter
MindDoc: Dein Begleiter
Daily self-care & well-being
Free

A mental health support app offering daily self-care tools and resources for enhancing well-being and managing mental health. Take charge of your mental wellness with personalized guidance and support at your fingertips.

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19
Spark Reading for Kids
Spark Reading for Kids
Spark Reading for Kids
Digital books for learning
Free

Spark Reading for Kids offers a vast collection of digital books designed to improve the reading skills of students aged 6 to 16, with expertly curated content across various academic topics. The app promotes reading comprehension, critical thinking, and personalized learning experiences while providing a safe, kid-friendly environment for young readers.

📚 Education
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20
Flex AI Workout Trainer & Log
Flex AI Workout Trainer & Log
Flex AI Workout Trainer & Log
Fitness Tracker & Gym Planner
Free

Get fit and strong with personalized gym workouts tailored to your goals. Achieve your fitness objectives with detailed exercise plans and progress tracking. Start your journey to a healthier you today!

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