Comparison

MoDiary · Card Diary vs OneLine

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

Head to head
About

MoDiary · Card Diary

Effortlessly record your daily thoughts, mood, and memories with a minimalist editor, photo wall, and calendar view. Turn entries into shareable cards and rediscover past moments.

Highlights
  • Minimalist editor
  • Photo journal wall
  • Calendar view
  • Quick entry widget
  • Shareable cards
  • Customizable text styles
  • Random memory rediscovery
Features
Read full description

Your life is made of little moments. Give them a place to stay. One Moment Journal is a simple, private journal for your thoughts, moods, memories, and everyday life. Some days are worth remembering. Some feelings are worth writing down. And sometimes, a single sentence is enough. Write about your day, capture a passing thought, save a photo, or simply leave a note for your future self. No pressure. No need to write perfectly. Just open the app and start where you are. 【CORE FEATURES】 【Minimal Design】 Simple and distraction-free. Open the app and start writing. 【Easy Date Navigation】 Swipe through dates and revisit your past moments with ease. 【Private Journal】 A personal space for your thoughts, feelings, and everyday stories. 【Random Memories】 Rediscover little moments from your past, one memory at a time. 【Photo Memories】 Browse your photos by time and add them to your journal entries. 【Photo Wall & Mood Wall】 See your life through the photos you've saved and the moods you've recorded. Whether you're keeping a daily journal, reflecting on your feelings, saving everyday memories, or simply looking for a quiet place to write, One Moment Journal is here for you. Take a moment. Write it down. Keep it close. One thought. One moment. One journal. User Agreement:https://ai.feishu.cn/docx/IwfEdI1tPoY5cmxGDescXEDynkh Privacy Policy:https://ai.feishu.cn/docx/EXO4dWdvVodljWxD5xNctr0Hnwg

About

OneLine

Capture your daily thoughts, feelings, or ideas with a single sentence. Track your progress, build streaks, and reflect on your personal journey. Share your moments beautifully with friends.

Highlights
  • Write one line per day
  • Track daily streaks
  • AI writing suggestions
  • Share entries on social media
  • iCloud device sync
Features
Read full description

Write one line a day to capture your thoughts, feelings, or ideas. Track your streaks, reflect on your past entries, and share your moments with friends. Calm, simple, and intentional journaling — in just one line. For only $1, capture your thoughts in a single sentence every day — no clutter, no blank pages. Build a streak, track your progress, and see your personal journey grow. Features: - Write one line per day — simple and intentional - Track streaks — stay motivated to write daily - Refine your writing — optional AI suggestions help you clarify, shorten, or rephrase - Share your lines beautifully on Instagram, X, WhatsApp - Sync across your devices with iCloud Start your journaling habit today. Just $1 for a lifetime of daily reflection!

Screenshots

MoDiary · Card Diary4 screens
OneLine4 screens

Verdict

The call

The clearest difference is rating: MoDiary · Card Diary at 5.0 against OneLine's 3.7. MoDiary · Card Diary also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17). On price, ratings volume, update cadence and ads 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. MoDiary · Card Diary sells 3 in-app purchases, starting at $0.99 per month and OneLine sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

MoDiary · Card Diary holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

UpkeepUpdate frequency

MoDiary · Card Diary ships an update fortnightly, OneLine every 2 weeks. The most recent releases landed on October 15, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
MoDiary · Card Diary versus OneLine: the parameters behind the verdict, then further details
ParameterMoDiary · Card DiaryOneLine
PriceFreeFree
Rating5.0 (4 ratings) — better3.7 (3 ratings)
Positive reviews100.0% of reviews—
Number of ratings4 — better3
Update frequencyFortnightlyEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better17
Further details — not scored
Size74 MB7 MB
Age rating4+4+
Developer培钦 康Abdelmajid Rajad

Customer experience

MoDiary · Card Diary

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

OneLine

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

3 purchases

MoDiary · Card Diary

Subscriptions2
  • Monthly Premium$0.991 Month
  • Annual Subscription$3.991 Year
One-time1
  • Lifetime Premium$6.99
1 purchases

OneLine

One-time1
  • Full Time Offer$9.99

Questions

Is MoDiary · Card Diary free?
MoDiary · Card Diary is free to download, with in-app purchases available.
Is OneLine free?
OneLine is free to download, with in-app purchases available.
Which has better reviews, MoDiary · Card Diary or OneLine?
MoDiary · Card Diary is rated higher. MoDiary · Card Diary averages 5.0 out of 5 from 4 ratings, while OneLine averages 3.7 from 3 ratings.
Do MoDiary · Card Diary or OneLine have ads?
Neither MoDiary · Card Diary nor OneLine shows ads.
Which is updated more often, MoDiary · Card Diary or OneLine?
MoDiary · Card Diary ships an update fortnightly, and OneLine every 2 weeks. Most recently, MoDiary · Card Diary was updated on October 15, 2026 and OneLine on October 31, 2026.

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