Best Chronic Fatigue Diary 3 Apps

210+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated June 2026

Out of 210+ chronic fatigue diary 3 apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Chronic Fatigue Diary 3 Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Chronic Fatigue Diary 3Chronic Fatigue Diary 3$4.99NoNoMay 2026
2Visible: Pacing for illnessVisible: Pacing for illnessFree4.8★ (3.4K)YesNoJul 2026
3PEM Diary - ME/CFS Crash LogPEM Diary - ME/CFS Crash LogFreeNoNoMay 2026
4Bearable - Symptom TrackerBearable - Symptom TrackerFree4.8★ (5.8K)YesYesJul 2026
5Daily Tracker Journal & DiaryDaily Tracker Journal & DiaryFree4.5★ (2.2K)NoYesJul 2026
6Juno: Chronic Illness SupportJuno: Chronic Illness SupportFree4.8★ (9.5K)NoYesJul 2026
7Human Health: Chronic IllnessHuman Health: Chronic IllnessFree4.6★ (348)NoYesJul 2026
8Diary, Journal, Notes - DiaroDiary, Journal, Notes - DiaroFree4.7★ (4.3K)YesYesJul 2026

Top Picks for Chronic Fatigue Diary 3

Chronic Fatigue Diary 3#1

Chronic Fatigue Diary 3 by HomeInSync LLC

Editor's Choice
💪 Health & Fitness
0.0(0 ratings)
$4.99
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Track your Chronic Fatigue Syndrome (CFS) symptoms, triggers, and treatments with this easy-to-use diary. Analyze patterns, predict flare-ups, and share detailed reports with your doctor to better manage your condition.

Visible: Pacing for illness#2

Visible: Pacing for illness by Visible Health Inc.

For Long Covid, ME/CFS, POTS+
Strong Contender
💪 Health & Fitness
4.8😊(3.4K ratings)
FreeAds
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Manage energy-limiting health conditions like Long Covid and ME/CFS through personalized pacing insights. Track biometrics, log symptoms, and understand patterns to reduce crashes and improve daily well-being. Share health reports with your doctor and contribute to research.

What We Love

  • 🚀 Helpful for pacing and managing energy levels
  • 👍 Easy to use and customizable
  • 🚀 Provides valuable data and insights
  • 👍 Responsive and supportive development team

Room to Improve

  • 🐛 Occasional technical issues and glitches
  • 💡 Lack of integration with wearable devices
  • 🔋 Concerns about privacy and data usage
PEM Diary - ME/CFS Crash Log#3

PEM Diary - ME/CFS Crash Log by Add Jam

Track post-exertional malaise
Worth Considering
💪 Health & Fitness
0.0(0 ratings)
Free
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This app helps individuals manage post-exertional malaise (PEM) by logging crashes, tracking severity, symptoms, and duration. It provides insights into patterns and creates a shareable record for personal reference or healthcare discussions.

More Chronic Fatigue Diary 3 apps to explore

4
Bearable - Symptom Tracker
Bearable - Symptom Tracker
Bearable - Symptom Tracker
Mood, Health, Migraine, Period
Free

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.

Symptom trackingTrigger identificationMedication and treatment logging
💪 Health & Fitness
(5.8K)
free with in-app purchases
5
Daily Tracker Journal & Diary
Daily Tracker Journal & Diary
Daily Tracker Journal & Diary
Track Food / Money / Exercise
Free

This app allows you to track virtually anything in your life, from daily habits and expenses to health metrics and personal goals. Consolidate multiple tracking needs into one powerful, user-friendly application.

Track unlimited itemsCustomizable tracking categoriesData backup and sync
💪 Health & Fitness
(2.2K)
free with in-app purchases
6
Juno: Chronic Illness Support
Juno: Chronic Illness Support
Juno: Chronic Illness Support
Track Symptoms & Health
Free

This app provides a non-judgmental companion for individuals living with chronic illnesses. It offers a safe space to discuss symptoms, track health data, and gain insights without unsolicited advice. Designed by those who understand, it offers personalized support for daily challenges.

AI-powered chronic illness companionSymptom and energy level loggingPattern and trigger identification
💪 Health & Fitness
(9.5K)
free with in-app purchases
7
Human Health: Chronic Illness
Human Health: Chronic Illness
Human Health: Chronic Illness
Track Symptoms & Medication
Free

This app helps you understand your health by tracking symptoms, treatments, and patterns over time. Gain confidence and clarity to manage your well-being and communicate effectively with healthcare providers.

Track symptoms and treatmentsLog over 2,000 symptomsMonitor treatments and outcomes
💪 Health & Fitness
(348)
free with in-app purchases
8
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Your Personal & Secure Diary
Free

Record daily activities, thoughts, and memories securely. Organize entries with tags, locations, and folders. Sync across devices and export your data easily. Features include mood tracking, photo attachments, and a calendar view.

Secure PIN and fingerprint lockCustomizable themes and 30+ languagesPowerful search and filtering
🌟 Lifestyle
(4.3K)
freemium
9
Chronic Insights
Chronic Insights
Chronic Insights
3D symptom diary
Free

This app allows users with chronic health conditions to meticulously track symptoms, vital signs, medications, and potential triggers. Visualize your health data with customizable charts and export it for your healthcare providers. Premium features offer advanced pain visualization and environmental data integration.

Track unlimited symptoms and vitalsIntegrate Apple Health dataVisualize data with custom charts
💪 Health & Fitness
(58)
freemium
10
Gupta Program Brain Retraining
Gupta Program Brain Retraining
Gupta Program Brain Retraining
For Chronic Illnesses
Free

This program offers a neuroplasticity approach to help individuals manage and recover from a wide range of chronic illnesses. It provides access to educational videos, audio exercises, and community support to facilitate healing and improve quality of life.

Neuroplasticity brain retrainingInteractive video sessionsAudio exercises
💪 Health & Fitness
(199)
free with in-app purchases
11
My Wonderful Days Journal
My Wonderful Days Journal
My Wonderful Days Journal
Private Daily Journal / Diary
Free

This app allows you to easily record your daily experiences and feelings. It supports adding photos, videos, and stickers to your entries, with features like passcode protection and text formatting for a personalized journaling experience.

Private daily journalingAdd photos and videosPasscode protection
🌟 Lifestyle
(7.3K)
free with in-app purchases
12
Clove: Chronic Illness Tracker
Clove: Chronic Illness Tracker
Clove: Chronic Illness Tracker
Track Mood, Symptoms, and More
Free

A private and customizable app for tracking chronic illness, pain, symptoms, and mood. It helps users identify patterns and gain a sense of control over their health with a clean, distraction-free design. All data is stored locally on the device for maximum privacy.

Track pain, mood, symptoms, meals, activitiesCustomize symptoms to monitorVisual calendar and trend insights
💪 Health & Fitness
(17)
free
13
My Pain Diary & Symptom Tracker: Gold Edition
My Pain Diary & Symptom Tracker: Gold Edition
My Pain Diary & Symptom Tracker: Gold Edition
by Damon Lynn
$4.99

This app helps chronic pain sufferers manage their conditions by tracking symptoms, pain levels, and medications. It offers customizable tracking, detailed reports for doctors, and visual insights into pain patterns. Designed by a patient for patients, it aims to improve communication and understanding of chronic illnesses.

iCloud SyncHighly Customizable TrackingUnlimited Conditions & Entries
🏥 Medical
(281)
paid
14
Balance: Chronic Illness Care
Balance: Chronic Illness Care
Balance: Chronic Illness Care
Gentle movement, real relief
Free

This app offers gentle, healing-focused workouts and wellness habits for individuals managing chronic conditions. It provides low-impact exercises, nutrition tools, and community support to help restore energy and regulate the nervous system without burnout.

Gentle, anti-inflammatory workoutsFoundational habit trackerSymptom-sensitive movement library
💪 Health & Fitness
(27)
free with in-app purchases
15
TracknShare LITE
TracknShare LITE
TracknShare LITE
Pain Tracker & Symptom Tracker
Free

This app allows users to track various aspects of their life, including health, mood, sleep, and food. It offers powerful graphing and visual statistics to help users spot trends, understand relationships between different factors, and make informed changes. Users can customize items, capture notes, and share results.

Symptom trackingCustomizable items and scalesPowerful graphing and visual statistics
🏥 Medical
(23)
free
16
My Pain Diary: Chronic Pain & Symptom Tracker
My Pain Diary: Chronic Pain & Symptom Tracker
My Pain Diary: Chronic Pain & Symptom Tracker
by Damon Lynn
$4.99

This app helps individuals track chronic pain, symptoms, and potential triggers. It generates detailed reports for medical professionals and identifies patterns, trends, and correlations with features like automatic weather tracking and customizable input.

Track pain, symptoms, and triggersGenerate detailed reports for doctorsAutomatic weather tracking
🏥 Medical
(118)
free
17
Fabulous: Daily Habit Tracker
Fabulous: Daily Habit Tracker
Fabulous: Daily Habit Tracker
Morning Routines & ADHD Help
Free

Build healthy habits and routines to improve your life and mental well-being. This app offers daily coaching, journaling, and community support to help you achieve your goals.

Daily habit trackingMorning and evening routinesSelf-improvement coaching
💪 Health & Fitness
(88K)
free with in-app purchases
18
Grid Diary Classic
Grid Diary Classic
Grid Diary Classic
Simple way to journal
Free

This journaling app offers a unique grid-based format with prompts to overcome writer's block. It allows for photo attachments, full-text search, and health data integration. Advanced features like passcode lock and cloud sync are available through a subscription or one-time purchase.

Unique grid format for journalingPrompt library for writing inspirationPhoto attachment to entries
🌟 Lifestyle
(768)
freemium
19
Chronic Illness Tracker
Chronic Illness Tracker
Chronic Illness Tracker
Symptom Log & Flare Diary
Free

This app helps individuals manage chronic illnesses by tracking symptoms, flare-ups, energy levels, and medications. It provides insights into patterns, facilitates sharing reports with healthcare providers, and offers educational resources for better daily living.

Multi-condition symptom trackingFlare-up documentation and analysisEnergy and spoon management
💪 Health & Fitness
(3)
free with in-app purchases
20
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Daily Diary & Mood Tracker
Free

Securely record daily thoughts, feelings, and memories with a customizable, password-protected digital journal. Enhance entries with photos, audio, and a mood tracker to understand your emotional journey. Offers prompts and themes for inspiration and organization.

Password and Face ID protectionMultimedia entries (photos, audio)Mood tracking calendar
🌟 Lifestyle
(860)
free

FAQ about Chronic Fatigue Diary 3

Are there free chronic fatigue diary 3 apps for iPhone?
Yes — 17 of the top chronic fatigue diary 3 apps we rank are free to download, including Visible: Pacing for illness and PEM Diary - ME/CFS Crash Log.
Chronic Fatigue Diary 3 has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 210+ chronic fatigue diary 3 apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Chronic Fatigue Diary 3 is designed to help individuals with Chronic Fatigue Syndrome (CFS) track their symptoms, identify triggers, monitor treatments, and manage their condition more effectively by providing detailed reports and pattern analysis.
The app helps manage CFS by allowing users to document symptoms, track potential triggers like diet and weather, and monitor the effectiveness of various treatments. Its 'Trending and Forecasting' module identifies contributing factors to fatigue and symptoms, empowering users to take control.