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Best One Line A Day Diary Apps

223+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Looking for free one line a day diary apps? 20 of our 223+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top One Line A Day Diary Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1One Line a Day DiaryOne Line a Day DiaryFree—NoYesJul 2026
2DayGram - One Line a Day DiaryDayGram - One Line a Day DiaryFree was $1.994.5★ (248)NoYesJul 2026
3Diary, Journal, Notes - DiaroDiary, Journal, Notes - DiaroFree4.7★ (4.3K)YesYesJul 2026
4Diary With PasswordDiary With PasswordFree4.7★ (26K)NoYesJul 2026
5triday: daily diarytriday: daily diaryFree4.7★ (38)NoYesJul 2026
6Memo - One Line a DayMemo - One Line a DayFree—NoYesJul 2026
7My Diary - Journal with LockMy Diary - Journal with LockFree4.7★ (28K)YesYesJul 2026
8Day One: Daily Journal & DiaryDay One: Daily Journal & DiaryFree4.8★ (117K)NoYesJul 2026

Top Picks for One Line A Day Diary

DayGram - One Line a Day Diary#2

DayGram - One Line a Day Diary by EUIHYUNG JUNG

Private Journal & Life Log
Strong Contender
🌟 Lifestyle
4.5😊(248 ratings)
FreeIn-App Purchases
DayGram - One Line a Day Diary screenshot 1
DayGram - One Line a Day Diary screenshot 2
DayGram - One Line a Day Diary screenshot 3
DayGram - One Line a Day Diary screenshot 4

This minimalist journal app allows you to capture daily thoughts in a single line with an elegant E-Ink style display. It offers a distraction-free writing experience, secure privacy features, and the ability to export your journal as a PDF book. Personalize your entries with themes and photos.

What We Love

  • 👍 Simple and elegant design
  • 💡 Useful for daily journaling
  • 🔒 Secure with password/Touch ID
  • 🚀 Seamless syncing across devices

Room to Improve

  • 🐛 Occasional crashes and bugs
  • 🔍 Quirky search functionality
  • 📷 Limited photo integration
Diary, Journal, Notes - Diaro#3

Diary, Journal, Notes - Diaro by Abhishek Kumar

Your Personal & Secure Diary
Worth Considering
🌟 Lifestyle
4.7😐(4.3K ratings)
FreeAdsIn-App Purchases
Diary, Journal, Notes - Diaro screenshot 1
Diary, Journal, Notes - Diaro screenshot 2
Diary, Journal, Notes - Diaro screenshot 3
Diary, Journal, Notes - Diaro screenshot 4
Diary, Journal, Notes - Diaro screenshot 5

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.

What We Love

  • 👍 Consistent for years
  • 🚀 Excellent app
  • 🚀 Great app and great support
  • 👍 Love this app

Room to Improve

  • 🐛 Suddenly become useless
  • 🐛 Terrible app
  • 🐛 Doesn't work anymore

More One Line A Day Diary apps to explore

4
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
📊 Productivity
(26K)
free with in-app purchases
5
triday: daily diary
triday: daily diary
triday: daily diary
your diary, three lines a day
Free

This app offers a minimalist daily journaling experience, allowing users to write just three lines each day. It focuses on simplicity and privacy, providing a gentle prompt and historical entry review without overwhelming features.

Three-line daily entriesGentle daily promptOn this day feature
🌟 Lifestyle
(38)
free with in-app purchases
6
Memo - One Line a Day
Memo - One Line a Day
Memo - One Line a Day
Memories, one line at a time
Free
🌟 Lifestyle
(0)
7
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
🌟 Lifestyle
(28K)
free with in-app purchases
8
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Личный дневник благодарности
Free

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.

Unlimited text entriesRich text formattingPhoto and video support
💪 Health & Fitness
(117K)
freemium
9
Notebook - Diary & Journal App
Notebook - Diary & Journal App
Notebook - Diary & Journal App
A diary that flips like a book
Free

This app offers a natural journaling experience by organizing daily notes on a single page, allowing you to flip through your entries like a physical book. It prioritizes simplicity, security with passcode locks, and seamless iCloud synchronization for easy access across devices.

Realistic page-turning effectOne page per day organizationiCloud sync and backup
📊 Productivity
(14K)
free with in-app purchases
10
Quick Diary
Quick Diary
Quick Diary
by TopOfStack Software Limited
Free

This free application combines quick notes, sticky notes, and diary entries into a single, convenient tool. Easily save, edit, delete, search, and share your written thoughts and daily life moments.

Quick note takingSticky note functionalityDiary entries
📊 Productivity
(14)
free with in-app purchases
11
DailyBean - простой дневник
DailyBean - простой дневник
DailyBean - простой дневник
Просто Нажимай на Иконки !
Free

This app provides a simple and enjoyable way to log daily experiences and moods. Customize your journal with themes and icons, and gain insights into your patterns with analysis reports. Easily integrate health data and special moments.

Record in secondsFully customizable icons and blocksDecorate with themes
🌟 Lifestyle
(70K)
free with in-app purchases
12
1 Second Everyday: Video Diary
1 Second Everyday: Video Diary
1 Second Everyday: Video Diary
Private Journal & Time Machine
Free

Easily create a video diary by recording one second of your day. Relive your life's moments with custom-length compilations and smart fill features. Keep your memories private and accessible.

Smart Fill for easy day compilationRotate and fill video framesUnlimited video mashing
📷 Photo & Video
(48K)
free with in-app purchases
13
One Year: Daily Journal
One Year: Daily Journal
One Year: Daily Journal
Mood Diary & Memory Garden
Free
$6.99 | 100% OFF

Capture a daily memory with text and an image, which then grows into a unique hand-drawn plant. Over a year, these plants form a personalized digital garden, making journaling visual and easy to maintain. Enjoy a private, ad-free experience with cross-device sync.

Daily memory capture with text and imageHand-drawn plant grows for each entryVisual garden forms over the year
💪 Health & Fitness
(413)
free with in-app purchases
14
Tiny Journal - One Line a Day
Tiny Journal - One Line a Day
Tiny Journal - One Line a Day
by LEWIS J MARHIN
Free
📊 Productivity
(0)
15
Diarly 다이어리: 기분 기록과 나만의 일기
Diarly 다이어리: 기분 기록과 나만의 일기
Diarly 다이어리: 기분 기록과 나만의 일기
사진과 음성, 메모로 남기는 나만의 비밀 노트
Free

This app helps you start and maintain a journaling habit with daily prompts, mood tracking, and the ability to add photos and other media. It also allows for creating topic-based notes and seamlessly integrates with other apps and services for a comprehensive personal record.

Daily prompts with enriched data (weather, location, health)Mood tracking and pattern analysisTopic-based note creation
💪 Health & Fitness
(1.4K)
freemium
16
Diary - Journal with password
Diary - Journal with password
Diary - Journal with password
Beautiful diary with password
Free

This app provides a secure and beautiful space to record your thoughts, plans, and life moments. Protect your entries with a password and enjoy a customizable interface with features like image support and PDF export.

Password protection with PINAdd/edit/remove imagesSearch functionality
🌟 Lifestyle
(1.6K)
free with in-app purchases
17
Card Diary - Journal, Diary
Card Diary - Journal, Diary
Card Diary - Journal, Diary
Simple Journal & Daily Journal
Free

This app offers a simple and beautiful way to journal your daily experiences. Easily record thoughts, emotions, and memories with text or photos, making each day feel meaningful. Customize your entries with backgrounds, fonts, and tags.

Decorate cards with photos or colorsRecord multiple diaries per dayCalendar view
🌟 Lifestyle
(1.3K)
free with in-app purchases
18
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
19
Diary - Private Note With Lock
Diary - Private Note With Lock
Diary - Private Note With Lock
Journal,Diary,Moods
Free

This app offers a private digital notebook for journaling, with customizable interfaces and dynamic effects. Secure your entries with a password and receive daily reminders to write. Add photos, text, and choose from various fonts and background stationery colors to make your entries vibrant.

Dynamic interface themesTimeline viewCustomizable stationery colors
🌟 Lifestyle
(895)
free with in-app purchases
20
OneLine – Daily Diary
OneLine – Daily Diary
OneLine – Daily Diary
One Line a Day Journal
Free
🌟 Lifestyle
(0)

FAQ about One Line A Day Diary

Are there free one line a day diary apps for iPhone?
Yes — 20 of the top one line a day diary apps we rank are free to download, including One Line a Day Diary and DayGram - One Line a Day Diary.
One Line a Day Diary has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 223+ one line a day diary apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.