Comparison

LeftRightDiary vs Notes 3

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

Head to head
About

LeftRightDiary

This app allows you to record life's moments using text and images, with support for Markdown editing. It prioritizes privacy by storing all data locally on your device and offers various ways to review past entries.

Highlights
  • Markdown and Rich Text editing
  • Mixed text and image layout
  • Heatmap and Calendar views
  • Random memory recall
  • Local data storage
  • WebDAV and Alibaba Cloud Disk sync
Features
Read full description

**Capture Every Moment** With Zuoyou Diary, record every moment of your life! 【Product Introduction】 Zuoyou Diary is a simple and pure diary app! It supports writing journals in Markdown, combining text and images. All basic features are completely free. All diary data is stored only on your device — your privacy is our top priority, so you never have to worry about data leaks. In addition, you can easily review past entries through various views such as Heatmap, Calendar, Random Recall, and "On This Day in the Past." Everything is clearly laid out so you can effortlessly keep track of life's little moments. 【Key Features】 * Supports both Markdown and Rich Text editors * Mixed text and image layout * Heatmap support * Calendar view (with heatmap) * Calendar image view * On this day in the past * Random memory recall * Privacy-focused: data stored locally on your device * Sync via WebDAV * Sync with Alibaba Cloud Disk

About

Notes 3

This utility app combines note-taking, task management, and freeform drawing into a single, intuitive interface. Capture ideas, organize to-dos, and sketch concepts without needing multiple applications.

Highlights
  • Note-taking and organization
  • Task reminders and to-do lists
  • Freeform drawing canvas
  • Customizable backgrounds
  • Seamless workflow between features
Features
Read full description

Notes 3-in-1 brings together note-taking, task reminders, and freeform drawing in one simple app, so you can capture ideas without switching between tools. Whether you are writing down quick thoughts, planning your day, or sketching freely, Notes 3-in-1 gives you one flexible space to do it all. What you can do with Notes 3-in-1: - Write and organize notes with ease - Create task reminders and keep track of to-dos - Draw, doodle, and brainstorm on a freeform canvas - Personalize your experience with background options that match your style - Move seamlessly between writing, planning, and drawing in one app Notes 3-in-1 is designed for everyday use - whether you are journaling, making checklists, studying, planning a project, or simply capturing inspiration when it comes.

Screenshots

LeftRightDiary4 screens
Notes 33 screens

Verdict

The call

LeftRightDiary and Notes 3 both sit at 5.0 stars, but that hides the real split: 100% of Notes 3's written reviews are positive against 50% of LeftRightDiary's. Notes 3 also leads on in-app purchases (none vs 3) and update cadence (every 2 days vs every 3 weeks). LeftRightDiary's advantage is ads (none vs shown) and iOS requirement (15.0 vs 18.2). On price, rating, ratings volume and device support 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. LeftRightDiary sells 3 one-off in-app purchases. Notes 3 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for LeftRightDiary against 5.0 for Notes 3. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 50% of LeftRightDiary's written reviews are positive against 100% of Notes 3's.

UpkeepUpdate frequency

LeftRightDiary ships an update every 3 weeks, Notes 3 every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard6 real differences · 4 level
LeftRightDiary versus Notes 3: the parameters behind the verdict, then further details
ParameterLeftRightDiaryNotes 3
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings12 — better
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size81 MB15 MB
Age rating4+4+
Developer候军 袁Zekun Xu

Customer experience

LeftRightDiary

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Notes 3

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

LeftRightDiary

One-time3
  • Upgrade to PRO$3.99
  • 请作者吃大餐$9.99
  • 大力支持$29.99
None

Notes 3

No in-app purchases

Questions

Is LeftRightDiary free?
LeftRightDiary is free to download, with in-app purchases available.
Is Notes 3 free?
Notes 3 is free to download, with no in-app purchases.
Which has better reviews, LeftRightDiary or Notes 3?
LeftRightDiary and Notes 3 are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do LeftRightDiary or Notes 3 have ads?
Notes 3 shows ads; LeftRightDiary does not.
Which is updated more often, LeftRightDiary or Notes 3?
LeftRightDiary ships an update every 3 weeks, and Notes 3 every 2 days. Most recently, LeftRightDiary was updated on October 30, 2026 and Notes 3 on October 31, 2026.

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