# Tree Notebook — Tree-like notes organizer > Hierarchical notes manager for organizing personal information with secure and flexible data structuring. (iPhone/iPad app by Lena Pankratova.) - Source: https://appshunter.io/ios/app/tree-notebook/id1335136945 (this page in markdown: same URL + `.md`) - Developer: [Lena Pankratova](https://appshunter.io/developer/390058763) - Category: Productivity - Price: Free - Rating: 4.40/5 from 5 App Store ratings - Age rating: +4 - Requires: iOS 8.0 · 12 MB - Languages: American English - Released: 2018-03-03 - Data updated: 2026-08-13 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/tree-notebook/id1335136945/reviews.md ## What is Tree Notebook? Tree Notebook is a hierarchical notes manager designed for keeping personal information. Tree Notebook runs on an iOS device (iPhone or iPad). Besides, there is a counterpart for OS Windows which can be synchronized with up to three iOS devices via a local Wi-Fi network. No access to Internet is needed for synchronizing. The data in Tree Notebook is divided in two parts: the public part accessible without password and the encrypted private part which requires password for opening. The data in every part is arranged as a tree-like multilevel hierarchy of folders and notes. Any folder can include notes and other folders, and so fourth. Any item (a note or a folder) can include text of any size. The items can keep attachments like images or other files. The app can represent data in several ways: as a tree, as a list of items (folders and notes) on the current level, as a list of manually selected items ("Favorites"), or the items visited recently ("History"). The contents of an individual item can be viewed or edited. Tree Notebook includes powerful search facilities: simplified or conditional global search, local search inside an item text. The items can be sorted by several criteria: alphabetically, by creation or modification time, and in manually defined order. The item titles can be attributed using a variety of font types, colored flags, graphic icons. Any item can have an Event attribute and serve as an alarm clock or reminder. A calendar feature is available to help managing events. The app is free to use both on iOS devices and desktop PC. ## Key features - Tree-like hierarchical organization - Public and encrypted private data sections - Attachments (images, files) - Multiple data views (tree, list, favorites, history) - Powerful search capabilities - Customizable item appearance - Event reminders and calendar ## Frequently asked questions about Tree Notebook ### What is Tree Notebook? Tree Notebook is a hierarchical notes manager designed for organizing personal information. It allows users to structure data in a tree-like hierarchy of folders and notes, with options for both public and encrypted private sections. ### What devices does Tree Notebook support? Tree Notebook is available for iOS devices including iPhone, iPad, and iPod. A companion application for Windows is also available, allowing synchronization with up to three iOS devices via local Wi-Fi. ### Can I synchronize data between devices with Tree Notebook? Yes, Tree Notebook supports synchronization between its Windows counterpart and up to three iOS devices using a local Wi-Fi network. No internet access is required for this synchronization. ### Does Tree Notebook offer data security? Yes, Tree Notebook provides a secure private part for your data, which is encrypted and requires a password for access. The public part is accessible without a password. ### What kind of content can I store in Tree Notebook? You can store text of any size within folders and notes. Additionally, items can include attachments such as images or other files. ### How does Tree Notebook help with reminders? Any item in Tree Notebook can have an Event attribute, allowing it to function as an alarm clock or reminder. A calendar feature is also available to assist with managing these events. ### What are the search capabilities of Tree Notebook? Tree Notebook includes powerful search facilities, offering simplified or conditional global search, as well as local search within an item's text. ### Does Tree Notebook have ads? No, Tree Notebook is free to use and does not contain advertisements. ## Version history (last 4 releases) ### 1.3 — 2023-12-27 * Making and restoring from backups added. * When cancelling an edited note, asks to confirm now. * Minor bugs fixed. ### 1.2 — 2022-03-02 The app is free now. No records limit! ### 1.1 — 2020-07-01 All iPad and iPhone screens supported ### 1.0 — 2018-03-03 No release notes. ## Apps similar to Tree Notebook | App | Rating | Price | Category | | --- | --- | --- | --- | | [Genius Ai Keyboard](https://appshunter.io/ios/app/genius-ai-keyboard/id1667135880) | 4.7 (6) | Free | Productivity | | [Escriba Assessoria Contábil](https://appshunter.io/ios/app/escriba-assessoria-contabil/id1669320500) | — | Free | Productivity | | [PRO SOUND INFO](https://appshunter.io/ios/app/pro-sound-info/id1669709860) | — | Free | Productivity | | [Queens Bouquet Network](https://appshunter.io/ios/app/queens-bouquet-network/id6443573780) | — | Free | Productivity | | [Classic Kia Carrollton Connect](https://appshunter.io/ios/app/classic-kia-carrollton-connect/id6443960540) | — | Free | Productivity | | [zOutline](https://appshunter.io/ios/app/zoutline/id1179222435) | 5.0 (2) | Free | Productivity | ## More apps by Lena Pankratova - [Lena Games Taipei](https://appshunter.io/ios/app/lena-games-taipei/id390058760) - [Lena Games Taipei Lite](https://appshunter.io/ios/app/lena-games-taipei-lite/id390059700) - [Astra Jigsaw HD](https://appshunter.io/ios/app/astra-jigsaw-hd/id397742913) - [BigPatience HD](https://appshunter.io/ios/app/bigpatience-hd/id430326547) - [BigPatience HD Lite](https://appshunter.io/ios/app/bigpatience-hd-lite/id469070861) All apps by Lena Pankratova: https://appshunter.io/developer/390058763 ## Related topics [lena pankratova](https://appshunter.io/ios/topics/lena-pankratova) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-13.*