Best Health Diary App

238+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

The best health diary app on iPhone average 4.7โ˜… across 238+ titles โ€” we've ranked them by what real users actually keep on their phones. Updated July 2026.

Compare top Health Diary App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Day One: Daily Journal & DiaryDay One: Daily Journal & DiaryFree4.8โ˜… (117K)NoYesJul 2026
2Daylio Journal - Mood TrackerDaylio Journal - Mood TrackerFree4.8โ˜… (60K)NoYesJul 2026
3Food Diary See How You Eat LogFood Diary See How You Eat LogFree4.7โ˜… (7.7K)YesYesJul 2026
4Well DigitalWell DigitalFree4.9โ˜… (25K)YesNoJul 2026
5My Diary - Journal with LockMy Diary - Journal with LockFree4.7โ˜… (28K)YesYesJul 2026
6Reflectly - Journal & AI DiaryReflectly - Journal & AI DiaryFree4.6โ˜… (82K)NoYesJul 2026
7Health Diary AppHealth Diary AppFreeโ€”NoNoMay 2026
8Clarity: CBT Self Help JournalClarity: CBT Self Help JournalFree4.8โ˜… (29K)YesYesJul 2026

Top Picks for Health Diary App

Day One: Daily Journal & Diary#1

Day One: Daily Journal & Diary by Bloom Built Inc

ะ›ะธั‡ะฝั‹ะน ะดะฝะตะฒะฝะธะบ ะฑะปะฐะณะพะดะฐั€ะฝะพัั‚ะธ
Editor's Choice
๐Ÿ’ช Health & Fitness
4.8๐Ÿ˜Š(117K ratings)
FreeIn-App Purchases
#85in Health & Fitness
Day One: Daily Journal & Diary screenshot 1
Day One: Daily Journal & Diary screenshot 2
Day One: Daily Journal & Diary screenshot 3
Day One: Daily Journal & Diary screenshot 4
Day One: Daily Journal & Diary screenshot 5
Day One: Daily Journal & Diary screenshot 6

Record your life with a private digital journal. Securely save text, photos, audio, and video. Features include reminders, prompts, and automatic data import to help you stay consistent and reminisce.

What We Love

  • ๐Ÿ’ป Excellent journaling app
  • ๐Ÿ—“๏ธ Ability to create multiple journals
  • ๐ŸŽจ Customizable journal templates
  • ๐Ÿ” Powerful search and filtering

Room to Improve

  • ๐Ÿ”’ Subscription model for premium features
  • ๐Ÿ—“๏ธ Issues with syncing and data loss
  • ๐Ÿ–Œ๏ธ Limited customization options
Daylio Journal - Mood Tracker#2

Daylio Journal - Mood Tracker by Relaxio s.r.o.

Private Diary, Health, Habits
Strong Contender
๐ŸŒŸ Lifestyle
4.8๐Ÿ˜Š(60K ratings)
FreeIn-App Purchases
Daylio Journal - Mood Tracker screenshot 1
Daylio Journal - Mood Tracker screenshot 2
Daylio Journal - Mood Tracker screenshot 3
Daylio Journal - Mood Tracker screenshot 4
Daylio Journal - Mood Tracker screenshot 5
Daylio Journal - Mood Tracker screenshot 6

This app helps you track your moods and activities to understand your well-being. It offers a private micro-diary experience without requiring extensive typing, allowing you to identify happiness triggers and build positive habits.

What We Love

  • ๐Ÿš€ Easy to use
  • ๐Ÿ‘ Customizable moods and activities
  • ๐Ÿ“Š Helpful statistics and analytics
  • ๐Ÿ—“๏ธ Consistent daily logging

Room to Improve

  • ๐Ÿ”’ Backup feature locked behind premium
  • ๐Ÿ” Limited mood/activity options in free version
  • ๐Ÿ“ฑ No Apple Watch app
Food Diary See How You Eat Log#3

Food Diary See How You Eat Log by Health Revolution Ltd

Diet Tracker, Meal Journal, AI
Worth Considering
๐Ÿ’ช Health & Fitness
4.7๐Ÿ˜Š(7.7K ratings)
FreeAdsIn-App Purchases
Food Diary See How You Eat Log screenshot 1
Food Diary See How You Eat Log screenshot 2
Food Diary See How You Eat Log screenshot 3
Food Diary See How You Eat Log screenshot 4
Food Diary See How You Eat Log screenshot 5
Food Diary See How You Eat Log screenshot 6

This app helps you track your meals visually and build healthier eating habits without calorie counting. Log meals with photos, receive reminders, and gain insights into your eating patterns to feel more energetic and mindful.

What We Love

  • ๐Ÿ‘ Easy to use
  • ๐Ÿ’ก Visual food diary
  • ๐Ÿš€ Quick and simple to log meals
  • ๐Ÿ‘ Helpful for tracking eating habits

Room to Improve

  • ๐Ÿ”’ Limited free version, many features locked behind paywall
  • ๐Ÿ› Buggy, crashes frequently
  • ๐Ÿ”’ Constant prompts to upgrade to premium

More Health Diary App apps to explore

4
Well Digital
Well Digital
Well Digital
Your daily health partner
Free

This app acts as a personalized daily health partner, understanding your needs to suggest actionable steps and reward your progress. It offers expert-designed health journeys, motivational tips, and on-demand human guidance for healthcare navigation and provider scheduling.

Personalized health suggestionsDaily health journeysReward points for healthy steps
๐Ÿ’ช Health & Fitness
(25K)
free with in-app purchases
5
My Diary - Journal with Lock
My Diary - Journal with Lock
My Diary - Journal with Lock
Journaling Diary with password
Free

This app offers a secure and personalized digital journal for recording daily thoughts, memories, and emotions. Enhance entries with photos, themes, and mood tracking. It's designed to support mental well-being by providing a private space for self-reflection and emotional processing.

Password-protected diaryAdd photos and drawingsCustomizable themes and backgrounds
๐ŸŒŸ Lifestyle
(28K)
free with in-app purchases
6
Reflectly - Journal & AI Diary
Reflectly - Journal & AI Diary
Reflectly - Journal & AI Diary
Mood Tracker & Daily Quotes
Free

This AI-powered journaling app helps you track your mood, process thoughts, and improve mental well-being. It offers personalized prompts and insights based on your entries to encourage self-care and mindfulness.

AI-powered journalingMood tracking and analysisPersonalized prompts and insights
๐Ÿ’ช Health & Fitness
(82K)
free with in-app purchases
7
Health Diary App
Health Diary App
Health Diary App
by MyVishwa Corporation
Free

This application allows users to maintain a structured health diary, logging specific health actions. It's designed to capture events as they unfold, providing a way to trace health-related occurrences over continuous time.

Structured health diaryLog health actionsCapture events in real-time
๐Ÿ’ช Health & Fitness
(0)
free
8
Clarity: CBT Self Help Journal
Clarity: CBT Self Help Journal
Clarity: CBT Self Help Journal
Mood Tracker, Therapy, ADHD
Free

This app helps manage stress, anxiety, and low mood through AI-infused journaling, mood tracking, and guided exercises. It offers tools to reframe negative thoughts, build resilience, and foster personal growth with science-backed techniques.

AI-infused journaling and chatbotMood, emotion, and activity trackingGuided journals for self-awareness
๐Ÿฅ Medical
(29K)
free with in-app purchases
9
Memos - Digital Journal Diary
Memos - Digital Journal Diary
Memos - Digital Journal Diary
Private Journal - Photo,Video
Free

Document your life, track goals, and monitor your mood with this versatile journaling app. Enhance well-being, creativity, and productivity through daily reflection. Secure your entries with password protection and sync across devices.

Add photos, videos, and audio recordingsTrack mood, goals, and activitiesCreate to-do lists and business plans
๐Ÿ’ช Health & Fitness
(6.5K)
free with in-app purchases
10
Journey - Diary, Journal
Journey - Diary, Journal
Journey - Diary, Journal
Daily Motivation & Journal
Free

This app helps you capture memories, express yourself through writing, and track your emotions. It offers tools for creating rich journal entries, collaborative journaling, and secure storage. Enhance your experience with templates, plugins, and reminders for a more mindful and organized life.

Capture memories with photos, videos, and audioRich text editor with formatting optionsMood tracking and emotional fluctuation analysis
๐ŸŒŸ Lifestyle
(5K)
freemium
11
Diary With Password
Diary With Password
Diary With Password
No Ads Journal Diary Notebook
Free

This app provides a private digital space to record daily thoughts, emotions, and life events. It offers robust security features like password and biometric locks, alongside tools for organizing, searching, and exporting your entries. Enjoy a customizable and ad-free journaling experience.

Password and biometric securityDaily entry loggingFull text search
๐Ÿ“Š Productivity
(26K)
free with in-app purchases
12
mySymptoms Food Diary
mySymptoms Food Diary
mySymptoms Food Diary
IBS Food & Symptom Tracker
Free
$7.99 | 100% OFF

Track your meals, symptoms, and other health factors to uncover patterns and associations with your diet. This app helps you understand how food affects your well-being and provides detailed reports to share with healthcare professionals.

Food and health trackingExtensive food database with barcode scanningSymptom intensity and duration logging
๐Ÿ’ช Health & Fitness
(4K)
free with in-app purchases
13
Period Tracker by GP Apps
Period Tracker by GP Apps
Period Tracker by GP Apps
Womenโ€™s Health Diary
Free

Easily track your menstrual cycles, predict future periods, and monitor fertility. Log symptoms, moods, and weight with detailed charts and customizable notes. Includes advanced modes for trying to conceive and pregnancy tracking, with privacy features and data backup.

Period cycle tracking and predictionFertility and ovulation trackingSymptom and mood logging
๐Ÿ’ช Health & Fitness
(74K)
freemium
14
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
๐ŸŒŸ Lifestyle
(768)
freemium
15
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
Low Carb Food & Diet Manager
Free

This app helps users manage low-carb and keto diets with comprehensive tools for food logging, carb counting, macro tracking, and personalized diet plans. It features a vast food database, recipe library, and exercise tracking to support weight loss and nutrition goals.

Low-carb and keto diet managementCarb counter and macro trackerExtensive verified food database
๐Ÿ’ช Health & Fitness
(5K)
subscription
16
WeightWatchers Program
WeightWatchers Program
WeightWatchers Program
Weight Loss and Better Health
Free

This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.

Personalized diet plansWeight-loss medication supportAI body scanner
๐Ÿ’ช Health & Fitness
(2.4M)
free with in-app purchases
17
IVY Period & Pregnancy Tracker
IVY Period & Pregnancy Tracker
IVY Period & Pregnancy Tracker
Health & Cycle Calendar
Free

Track your menstrual cycle, ovulation, and pregnancy with advanced AI and expert insights. This app offers secure data storage, personalized health recommendations, and detailed reporting for informed reproductive health decisions.

Period and cycle trackingOvulation and fertile window predictionPregnancy and postpartum support
๐Ÿ’ช Health & Fitness
(68K)
free with in-app purchases
18
5 Minute JournalใƒปDaily Diary
5 Minute JournalใƒปDaily Diary
5 Minute JournalใƒปDaily Diary
GratitudeใƒปJournalใƒปMood Tracker
Free

This app guides users through a daily gratitude journaling practice using principles of positive psychology. It helps cultivate a more positive outlook by focusing on what's good, with features like guided prompts, reminders, and secure entry protection. The app aims to improve overall well-being and mental health through consistent practice.

Guided journaling promptsDaily gratitude entriesMood tracking
๐Ÿ’ช Health & Fitness
(17K)
free with in-app purchases
19
stoic. ะถัƒั€ะฝะฐะป
stoic. ะถัƒั€ะฝะฐะป
stoic. ะถัƒั€ะฝะฐะป
journal diary & habit tracker
Free

This app guides users through daily preparation and reflection to improve mental well-being. It offers journaling prompts, habit tracking, mood monitoring, and various mental health tools like meditation and breathing exercises. Users can also journal via voice notes or pictures.

Morning preparation & evening reflectionGuided journaling with promptsMood and habit tracking
๐Ÿ’ช Health & Fitness
(35K)
freemium
20
Health Diary by MedM
Health Diary by MedM
Health Diary by MedM
Award-winning vitals tracking
Free

This app acts as a comprehensive health diary, allowing users to track over 30 physiological and wellness parameters. It supports automatic data collection from numerous Bluetooth sensors and manual entry, helping users manage chronic conditions and achieve wellness goals.

Automatic data collection from Bluetooth sensorsManual data entryHealth parameter journaling
๐Ÿฅ Medical
(1.6K)
freemium

FAQ about Health Diary App

What is the best health diary app for iPhone?
Day One: Daily Journal & Diary tops our health diary app ranking as of July 2026, with a 4.8-star average from 117K App Store ratings, and it's free to download.
Yes โ€” 20 of the top health diary app we rank are free to download, including Day One: Daily Journal & Diary and Daylio Journal - Mood Tracker.
Day One: Daily Journal & Diary has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 238+ health diary app on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Day One is a digital journaling app designed to help you record your life as you live it. It allows you to securely save text, photos, audio, and video entries. The app focuses on privacy, ease of use, and features that encourage consistent journaling and reminiscing.
Key features include unlimited text entries, rich text formatting with markdown, support for unlimited photos and videos, voice recording with transcription, daily journal prompts, streaks and calendar views for consistency, and automatic import of data like weather and location. It also offers end-to-end encryption for privacy.