Comparison

Lemon Diary vs Diary Duck

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

Head to head
About

Lemon Diary

This app allows you to record your daily life through a digital journal. It offers a variety of decorative materials like stickers and fonts to personalize entries. Secure your private thoughts with password protection and easily share your journal entries.

Highlights
  • Exquisite material library (stickers, backgrounds, fonts)
  • Text and picture entries
  • Calendar browsing
  • Password protection for privacy
  • Multiple font selections
  • One-click diary sharing
Features
Read full description

Lemon Diary is a portable App for recording handbooks and diaries. Use exquisite stickers at will to record your daily life. The design is simple and easy to use. "Material Library" Exquisite and lovely material library, stickers, backgrounds, cute fonts and other materials to help you record your daily life "Graphic" Text + pictures, record daily life "calendar" Calendar browsing, don’t miss important days, easy to view "password protection" Password function to protect privacy "Font Selection" Use multiple fonts at will "Share Diary" Share diary pictures with one click Quickly use Lemon Diaryn to record your life. This subscription will be automatically renewed through your iTunes account, and the renewal fee will be deducted from your package within 24 hours before the end of the current subscription period. You can manage or cancel the automatic renewal at the account settings. Cancellation of the automatic renewal must be at least 24 hours before the end of the current subscription period. If your trial has not ended, the remaining days will automatically expire after you start the subscription. To open the subscription, you need to agree to the following terms: Terms of Service: https://zatlinkq.github.io/posts/moly/fuwu Privacy Policy: https://zatlinkq.github.io/posts/moly/privacy

About

Diary Duck

Create beautiful digital journals with a vast collection of stickers, templates, and AI-powered tools. Easily design custom layouts and protect your memories with password protection. Regularly updated with new materials and features.

Highlights
  • Extensive sticker and background materials
  • AI sticker generation
  • Hand account templates
  • Pen and tape drawing tools
  • Password protection for journals
  • Regular content updates
Features
Read full description

Hi~ Welcome to Diary Duck, let's record the beautiful life together, let us make the best hand account, use the hand account to collect small memories~ "High-Quality Materials" 1. Plenty of beautiful, fresh stickers, quality materials are waiting for you to use. 2. Background templates are designed by our illustrators, convenient, and definitely make your hand account look good and easy to use. 3. AI stickers, users can use AI function to turn pictures into stickers you want and save them in your material library.
 "Super Convenient Hand Account Making" 1. Hand account template, lots of hand account template materials, just modify the content, a good-looking hand account is made. 2. Border stickers, users can use border stickers to quickly layout and make the style you want. 3. The function is simple, the app's function is super powerful, and the operation is simple, it's super fast to get started.
 "Non-Stop Benefits and Activities" 1. We will do some activities irregularly to give back to new and old users, you have the chance to win prizes by participating. 2. Membership prices will also be adjusted on certain special days, taking care of every Duck student.
 "APP Features" 1. Sticker Materials: A lot of sticker materials allow you to create without worries. 2. Background Materials: Designed by illustrators, make your hand account look professional. 3. Hand Account Template: The official will produce some popular hand account template styles, making it super convenient for you to make a hand account in three steps. 4. Pen Function: Support hand-drawn drawing of some small stickers and border styles. 5. AI Stickers: Sticker images can be cut out through AI machine to make the stickers you want, create the stickers you want. 6. Tape Function: Create richer border styles, paint whenever you want. 7. Password book: Add passwords to hand accounts, only the hand account can be opened through the password. 8. Different styles of stickers, backgrounds, and materials will be updated continuously.
 "Feedback to Developers" There are many happy and unhappy things in life, you can use the hand account to collect your small memories, thank you for meeting, we know that there are many shortcomings, if there are any problems, or good ideas, welcome to feedback in the application, contact us, every message from you will be read carefully!
 "Renewal Description" This subscription will be automatically renewed through your iTunes account and the renewal fee will be deducted from your package within 24 hours before the end of the current subscription period. You can manage or cancel automatic renewal in the account settings, and cancel automatic renewal at least 24 hours before the end of the current subscription period. If your trial is not over, the remaining days will be automatically invalidated after you start your subscription. To start a subscription, you need to agree to the following terms:
 Terms of Service: https://www-handaccount.gitlab.io/terms-of-use/ Privacy Agreement: https://www-handaccount.gitlab.io/privacypolicy/

Screenshots

Lemon Diary4 screens
Diary Duck4 screens

Verdict

The call

Lemon Diary and Diary Duck both sit at 4.6 stars, but that hides the real split: 77% of Lemon Diary's written reviews are positive against 33% of Diary Duck's. Lemon Diary also leads on ratings volume (912 vs 77). Diary Duck's advantage is update cadence (weekly vs fortnightly). On price, rating, ads and in-app purchases 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. Lemon Diary sells 4 in-app purchases, starting at $0.99 per 7 days and Diary Duck sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Lemon Diary against 4.6 for Diary Duck. That said, the two scores are not equally well evidenced: Lemon Diary has 912 ratings behind it against 77, so its average is the more settled of the two. Written reviews are what separate them: 77% of Lemon Diary's written reviews are positive against 33% of Diary Duck's.

UpkeepUpdate frequency

Lemon Diary ships an update fortnightly, Diary Duck weekly. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
Lemon Diary versus Diary Duck: the parameters behind the verdict, then further details
ParameterLemon DiaryDiary Duck
PriceFreeFree
Rating4.6 (912 ratings) — better4.6 (77 ratings)
Positive reviews77.3% of reviews — better33.3% of reviews
Number of ratings912 — better77
Update frequencyFortnightlyWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size89 MB205 MB
Age rating4+17+
Developer晓庆 韩立桓 孙

Customer experience

Lemon Diary

All ratings912 ratings
Positive89.0%
Neutral6.0%
Negative4.9%
Written reviews22 reviews
Positive77.3%
Neutral9.1%
Negative13.6%

Diary Duck

All ratings77 ratings
Positive90.9%
Neutral2.6%
Negative6.5%
Written reviews9 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Bugs and requests

Lemon Diary

Reported bugs

2 issues
  • Logged out when trying to place picture
  • Ads disrupt journaling

Requested features

2 requests
  • Password protection
  • Font customization

Diary Duck

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Lemon Diary

Subscriptions3
  • Weekly Plus Version3 Days trial$0.997 Days
  • Plus Version3 Days trial$2.991 Month
  • Quarterly Plus Version3 Days trial$7.993 Months
One-time1
  • Pro Version$8.99
3 purchases

Diary Duck

Subscriptions2
  • 月度会员3 Days trial$1.991 Month
  • 年度会员3 Days trial$9.991 Year
One-time1
  • 终身会员$6.99

Questions

Is Lemon Diary free?
Lemon Diary is free to download, with in-app purchases available.
Is Diary Duck free?
Diary Duck is free to download, with in-app purchases available.
Which has better reviews, Lemon Diary or Diary Duck?
Lemon Diary is rated higher. Lemon Diary averages 4.6 out of 5 from 912 ratings, while Diary Duck averages 4.6 from 77 ratings.
Do Lemon Diary or Diary Duck have ads?
Both Lemon Diary and Diary Duck show ads.
Which is updated more often, Lemon Diary or Diary Duck?
Lemon Diary ships an update fortnightly, and Diary Duck weekly. Most recently, Lemon Diary was updated on September 22, 2026 and Diary Duck on September 23, 2026.

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