Notebook - Diary & Journal App app icon
Apple App StoreApp Store data

Notebook - Diary & Journal App

Koji ItoProductivity4.73 · 14.3K ratings in United States
Open store
Publisher
Koji Ito
Category
Productivity
Version
5.0.1
Last updated
Sep 10, 2026
Public page · no login requiredUpdated Sep 27, 2026, 9:15 PM
Country
All countries combined
Store details come from the US App Store. Country figures describe that App Store, not where users live.
Period
7D30D
What we estimate
Downloads and revenue
Revenue is what users spend, before Apple's commission. These are estimates, not the developer's numbers.
Last updated
Sep 27, 2026, 9:15 PM
When we last checked this app.
Data quality
No estimate for this period yet
Not enough data yet.

Research answer

What AppTrendKit can say about Notebook - Diary & Journal App today

Notebook - Diary & Journal App has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.

Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.

Performance

Downloads, revenue and chart history

Estimates for the last 7D. Chart positions come from the App Store; downloads and revenue are AppTrendKit estimates, shown as a size band (for example 10K–50K) with a confidence level.

Estimated downloads · 30D

Upper limit

Under 50K

Below the top 100 in Productivity (US)

The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.

Estimated App Store gross consumer spend · 30D

Upper limit

Under $500K

Below the top 100 in Productivity (US)

The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.

Revenue growth · 30D
—
Download growth · 30D
—
Grossing rank
—
Free rank
—

History

Collected daily performance

No daily history yet.

No backfilled days
Daily numbers appear after a few days of data.

Rank history

Chart positions

Lower rank is better. Only collected observations are shown.

No positive rank observations are stored for this storefront yet.

Coverage note

What the ranks mean

A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.

Read the method

App Store search

Keywords Notebook - Diary & Journal App ranks for

Observed positions in Apple's US search results, best first. Popularity is a 0–100 index, not a search count.

KeywordPositionChangePopularityDifficulty
journal#5new8572
diary journal#5new7161
diary#6new8069
diario#9new157
diary with lock#10new7463
daily journal#14new7060

Storefront mix

Top countries by estimated contribution · 7D

Country figures cover the days we collected in each country, so they don't add up to the worldwide estimate. Each country shows when it was last updated.

No 7D country-level economics have been persisted for this app yet.

Monetization

How the app makes money

Classification
Free listing
Price
Free
In-app purchases
—
Subscriptions
—

These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.

App details

Store metadata

Version
5.0.1
Released
Jun 5, 2013
Last updated
Sep 10, 2026
Content rating
4+
Default storefront
US

Public IAP observations

Validated in-app purchase prices

Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.

Unavailable
No validated public IAP price observations have been persisted for this app yet.

Listing detail

What the store says

Record your days like turning the pages of a book. A simple, elegant note-taking and diary app designed to make journaling feel natural. Over 2 million downloads worldwide. Average rating 4.7 from over 21,000 reviews. Notebook is a simple and elegant note-taking and diary app that lets you flip through your digital journal like a real book. Each day’s notes are automatically organized on one page, ready to revisit anytime with a smooth page-turning effect. ■ Your day on one page Keep your daily notes and thoughts neatly organized. You can easily look back on yesterday, last week, or even last month. Swipe or tap to turn the page and rediscover your memories like reading a personal journal. ■ Simple and ready to use Tap the Compose button to write a new note. Change dates by tapping the date field, or adjust the font size with one tap. Copy or print your entries directly — everything is intuitive, no manual required. ■ iCloud sync and backup support Keep your data secure with iCloud synchronization and backup. Access your notes across multiple devices, and restore them easily when you get a new iPhone. No complicated setup needed. ■ Private and secure Protect your personal diary with a passcode lock (Face ID / Touch ID supported). Deleted notes can be recovered within 30 days from “Recently Deleted” in settings. ■ Premium for a distraction-free experience All basic features are free. Upgrade once to Premium (one-time purchase) to remove ads and enjoy a calm, focused writing experience. Your purchase can be restored anytime, even after changing devices. Features • Page-turning effect for a realistic book-like feel • One page per day for simple organization and review • iCloud sync and backup support • Passcode lock (Face ID / Touch ID) for privacy • Dark mode, search, and font adjustment • Ad-free with Premium (one-time purchase) • Restore deleted notes within 30 days • Copy, print, or share all notes at once Capture your everyday moments, one page at a time — in your own private notebook.

Publisher website

Store creative

Screenshots

Notebook - Diary & Journal App screenshot 1
Screenshot 1
Notebook - Diary & Journal App screenshot 2
Screenshot 2
Notebook - Diary & Journal App screenshot 3
Screenshot 3
Notebook - Diary & Journal App screenshot 4
Screenshot 4
Notebook - Diary & Journal App screenshot 5
Screenshot 5

Competitive set

Similar apps

Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.

Explore the full catalog →

How we estimate

Where every number comes from

App details: Apple iTunes Search API, updated Sep 27, 2026, 9:15 PM.

Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.

Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.

Model: Lineage not exposed by this aggregate.

Confidence: —; intervals widen when evidence or history is limited.

Last updated: Sep 27, 2026, 9:15 PM.

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Open methodology
Generated —Public data · no login required