Comparison

DataPocket vs OmniNote Personal Encyclopedia

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

Head to head
About

DataPocket

Features
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Data Pocket is a versatile note-taking app that lets you easily customize text with adjustable font sizes, colors, and other formatting options using simple one-tap controls. It also supports creating photo journals by inserting images into your notes. Your notes can be: - Organized by attaching them to a calendar. - Sorted and stored in a hierarchical folder structure. The app also includes a shared calendar feature that allows multiple users to edit the same calendar collaboratively. In addition to text notes, you can manage photos, videos, music data, and web pages in the same folder hierarchy, each with its own comments. You can automatically play videos or music stored in a folder, with customizable playback order and repeat settings, and even transfer music files to your Apple Watch for standalone playback without your iPhone. The app also allows you to extract audio from videos, such as screen recordings, and compress and save it as music data. Data Pocket also provides powerful features such as full-text search across all notes, text editing utilities, and automatic text recognition (OCR) from images. Furthermore, text notes can be displayed with automatic scrolling or viewed directly on your Apple Watch. Additional features include RSS news feed integration and options to customize button layouts and the startup screen appearance, among many other useful tools. Starting from version 2.0, WebLink feature has been added, allowing users to view and create notes in this app from a web browser on a PC or other devices. We regret to inform you that, since then, features that require the use of server resources has been made available only as a paid option. To use it, a subscription or ticket purchase is required. Your use of this application is subject to Apple’s standard Licensed Application End User License Agreement (“Standard EULA”). https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Please note that there may still be some bugs remaining, and we cannot take responsibility should any issues arise. However, we are releasing it in the hope that it will be useful to many people, so we would be grateful if you could try it out casually at first. Enjoy utilizing this app and make the most of it.

About

OmniNote Personal Encyclopedia

Features
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Collect everything you learn—knowledge, research notes, interests, collections—and organize them into structured entries, just like a real encyclopedia. Its simplicity makes it easy to use and it uses the mobile database Realm to ensure it runs smoothly. ■ Key Features ◼ Create structured entries Write notes in an “Entry Title → Article Body” format, perfect for encyclopedia-style pages. ◼ Organize by categories Group your entries by themes or topics to build a clear knowledge system. ◼ Your own personal wiki Link entries together to form a powerful personal knowledge base. ◼ Add images, quotes, and external links Enrich your pages with references and visual information. ◼ Fast and powerful search Find any piece of knowledge instantly—just like using a digital reference library. ■ Perfect for people who want to: •Build their own encyclopedia •Organize knowledge in a structured way •Keep research or collection notes •Create a personal wiki •Improve their knowledge management workflow ■ The basic functions are simple and intuitive: ① Create an item, ② Delete an item, ③ Search for items, and ④ Edit an item. The main screen displays quizzes on registered items. Supported Markdown Syntax: [[Title]] - In-app Wiki Link https://... - External Link OmniNote helps you turn your knowledge into a lifelong asset. Start building your personal encyclopedia today.

Screenshots

DataPocket4 screens
OmniNote Personal Encyclopedia4 screens

Verdict

The call

The clearest difference is in-app purchases: OmniNote Personal Encyclopedia at none against DataPocket's 2. DataPocket's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. DataPocket sells 2 in-app purchases, starting at $4.99 per month. OmniNote Personal Encyclopedia asks for nothing beyond the download.

UpkeepUpdate frequency

DataPocket ships an update weekly, OmniNote Personal Encyclopedia every 2 weeks. The most recent releases landed on September 20, 2026 and May 15, 2026 respectively.

Scorecard2 real differences · 4 level
DataPocket versus OmniNote Personal Encyclopedia: the parameters behind the verdict, then further details
ParameterDataPocketOmniNote Personal Encyclopedia
PriceFreeFree
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS16.4 — better17.5
Further details — not scored
Size24 MB10 MB
Age rating4+4+
DeveloperKENJIRO OBORARyoko Tamura

In-app purchases

2 purchases

DataPocket

Subscriptions1
  • Monthly Subscription$4.991 Month
One-time1
  • WebLink 5 Tickets$4.99
None

OmniNote Personal Encyclopedia

No in-app purchases

Questions

Is DataPocket free?
DataPocket is free to download, with in-app purchases available.
Is OmniNote Personal Encyclopedia free?
OmniNote Personal Encyclopedia is free to download, with no in-app purchases.
Do DataPocket or OmniNote Personal Encyclopedia have ads?
Neither DataPocket nor OmniNote Personal Encyclopedia shows ads.
Which is updated more often, DataPocket or OmniNote Personal Encyclopedia?
DataPocket ships an update weekly, and OmniNote Personal Encyclopedia every 2 weeks. Most recently, DataPocket was updated on September 20, 2026 and OmniNote Personal Encyclopedia on May 15, 2026.

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