Comparison

3LINEDIARY vs LuvDiary

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

3LINEDIARY

This app offers a simple journaling experience focused on positivity and mindfulness. Capture daily thoughts with brief entries and optional photos, create multiple private or public diaries, and connect with a supportive community through shared writing and engagement.

Highlights
  • Three-line daily entries
  • Optional photo attachments
  • Multiple private diaries
  • Public diary sharing (anonymous option)
  • Community engagement (likes, comments)
  • Shared diaries with friends/family
  • Customizable reminders
Features
Read full description

A comforting and mindful space. Increase positivity and motivation in your day-to-day life through a simple journaling habit. 3linediary is a leading diary, journal app that enables you to capture your day with three lines of text and one picture. You can create multiple diaries to reflect various aspects of your life. You can make your diary private for your eyes only, or public to share your story anonymously. Read, connect, and engage with people’s touching stories and their various lives reflected in their public diaries. Journal with the people you love - your partner, friends, and family. Join a community organized around shared interests and write collectively — sharing various topics from what’s on your mind to relationship advices, hobbies, KPOP stans, book recommendations, etc. At 3linediary, we believe that writing and sharing your stories is an empowering act of self-love. To take a moment of your day to write something that captures your day may seem like a simple act - but it’s an act of leaving a record of you and cherishing the present-you for the future. Start writing today! ■ This app is recommended for people who … - want to keep a simple record of daily thoughts and feelings - want to feel more gratitude in life - want to relieve stress and anxiety - want to track various goals and habits - want a record of personal milestones - want to write a journal with friends - want to write a diary with their significant other - want to practice creative writing - want to find a community to write with 
 ■ Features: - Pin lock to keep your private diaries protected - Save each diary entry as an image - Set custom reminder notifications on specific days and times. - Write an entry for a past date. - Write more than 3 lines if you feel like writing more. ■ Community - You can make your diary public and still remain anonymous. - Engage and connect with others through comments, likes, and bookmarks. - Read about various lives through people’s public diaries. - Join a community and write together about a shared interest. ■ Shared Diaries - You can write diaries with your friends, family or partner. - Record special memories together. Write to your long-distance friend or partner. ■ 3linediary FRIENDS Subscription (USD $2.99/month) - Download your diaries as a PDF - Choose from thousands of images to go with your diary entry. - Decorate your diary with various stickers. - Capture how you feel with a range of different fonts. - Once you confirm the purchase, the payment will go through your iTunes account. - The price of the subscription includes taxes. - You can turn off auto-renewal at least 24 hours before your subscription period ends. - After your purchase, you can manage your subscriptions in your iTunes account settings and turn off auto-renewal. *Terms and Conditions for Paid Services: https://mywillim.wixsite.com/home/enutilization-paid *Privacy Policy: https://mywillim.wixsite.com/home/enpersonaldata willim Inc. is a startup that aspires to help build a world filled with sincerity. Capture your life in 3 lines. Share your stories with 3linediary. - Business name: willim Inc. - CEO: Bae Joonho - Company Registration Number: 341-81-00628

About

LuvDiary

This app helps couples strengthen their bond by sharing daily life, creating shared memories, and communicating privately. Features include a shared diary, bucket list, time capsule, private chat with games, and a calendar for important dates.

Highlights
  • Shared diary with heart count
  • Couple bucket list creation
  • Time capsule for future messages
  • Private chat with mini-games
  • Shared calendar and D-Day reminders
  • Mood sharing
  • Customizable home screen
Features
Read full description

Share your daily life with your love, LuvDiary. Feel stronger bond that keeps your relationship stable. Home Custom home by turning on/off the features. From days in love to collection, you can change the home to suit your taste. You can also choose many pictures of your couple for the background. Bucket List Write a bucket list for your couple! You can write a list of stuff you and your love want to accomplish together. If you completed it, the heart will be filled and crossed out. Time Capsule Lock and Unlock the capsule on selected date. You can send a letter/voice/picture to future yourself or your love. Once Time Capsule is locked with contents, you can't open it until the selected unlock date. Chatting Talk with your significant half in your daily life. It's a secret and private chat only for you and your love. There is mini games and kudos card that can make a bond strogner. You can play This or That and QnA and get to know your partner's preferences. Also, keep your love's self-esteem high by sending Kudos card. Diary When you and your partner complete the diary, your heart count will increase by 1. You can check the total heart count at the home screen. If your love hasn't write today's diary, you can remind your love by clicking the "remind" button. Add pictures to give a vivid image of your day to your bf / gf. You can also communicate with your significant half by comments. Make your LuvDiary full of relationship memories with diaries. Collection You can collect the diaries by topic. The favorite collections will appear at the bottom of home screen. Memo There is two type of memo: Checklist and Text. You can share memo with your love. Calendar You can manage you and your partner's schedule. Receive D-Day notification prior to important event day. Check how your heart is for each month. Heart will be either half or full depending on your diaries. Ten most upcoming events' d-days are also on the home screen. Remind yourself for various anniversaries and events with your love. Mood Add pictures of yourself that express your mood well and share it with your beloved person by selecting it. Every two hours, the mood will be reset to keep your mood up to date. With no mood selected, question mark will appear. If your beloved person's mood is a question mark, you can send a notification by clicking it. Share each other's mood synchronously. Subscription pricing and terms Payment will be charged to the credit card connected to iTunes In-App Purchase when you confirm the initial subscription purchase. Subscriptions automatically renew unless you turned off auto-renewal at least 24-hrs before the end of the current subscription period. Your account will be charged for renewal within 24-hrs prior to the end of the current period, and we will notify you if the price of a Paid Subscriptions for this Services increase. You may manage your subscription and auto-renewal may be turned off by going to your device Settings after the purchase. Privacy Policy https://kstar.azuremir.com/legal/luvda/privacy/en Terms of Service https://kstar.azuremir.com/legal/luvda/termsservice/en

Screenshots

3LINEDIARY4 screens
LuvDiary4 screens

Verdict

The call

3LINEDIARY and LuvDiary both sit at 4.4 stars, but that hides the real split: 96% of LuvDiary's written reviews are positive against 85% of 3LINEDIARY's. LuvDiary also leads on iOS requirement (13.0 vs 15.6). On price, rating, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 3LINEDIARY sells 1 in-app purchase, starting at $2.99 per month and LuvDiary sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

LuvDiary holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 48 and 35 respectively. Written reviews point the same way: 85% of 3LINEDIARY's written reviews are positive against 96% of LuvDiary's.

UpkeepUpdate frequency

3LINEDIARY ships an update fortnightly, LuvDiary every 3 weeks. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 8 level
3LINEDIARY versus LuvDiary: the parameters behind the verdict, then further details
Parameter3LINEDIARYLuvDiary
PriceFreeFree
Rating4.4 (48 ratings)4.6 (35 ratings) — better
Positive reviews84.5% of reviews95.7% of reviews — better
Number of ratings48 — better35
Update frequencyFortnightly — betterEvery 3 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.613.0 — better
Further details — not scored
Size88 MB168 MB
Age rating12+12+
Developer(주)윌림Azure Mir

Customer experience

3LINEDIARY

All ratings48 ratings
Positive85.4%
Neutral6.3%
Negative8.3%
Written reviews84 reviews
Positive84.5%
Neutral6.0%
Negative9.5%

LuvDiary

All ratings35 ratings
Positive91.4%
Neutral0.0%
Negative8.6%
Written reviews115 reviews
Positive95.7%
Neutral0.9%
Negative3.5%

In-app purchases

1 purchases

3LINEDIARY

Subscriptions1
  • ‘Friends' Subscription$2.991 Month
7 purchases

LuvDiary

Subscriptions3
  • Premium Upgrade$2.991 Month
  • Premium Upgrade$14.996 Months
  • Premium Upgrade$26.991 Year
One-time4
  • 30 Beans$2.99
  • 50 Beans$4.99
  • 100 Beans$8.99
Show 1 more
  • 200 Beans$15.99

Questions

Is 3LINEDIARY free?
3LINEDIARY is free to download, with in-app purchases available.
Is LuvDiary free?
LuvDiary is free to download, with in-app purchases available.
Which has better reviews, 3LINEDIARY or LuvDiary?
LuvDiary is rated higher. 3LINEDIARY averages 4.4 out of 5 from 48 ratings, while LuvDiary averages 4.6 from 35 ratings.
Do 3LINEDIARY or LuvDiary have ads?
Both 3LINEDIARY and LuvDiary show ads.
Which is updated more often, 3LINEDIARY or LuvDiary?
3LINEDIARY ships an update fortnightly, and LuvDiary every 3 weeks. Most recently, 3LINEDIARY was updated on October 13, 2026 and LuvDiary on October 12, 2026.

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