ThreeNote vs 码当笔记
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ThreeNote
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Your Personal Knowledge Forest Tired of scattered notes and disorganized thoughts? TreeNote is here to help you cultivate a thriving ecosystem of ideas. With its intuitive tree-like structure, TreeNote allows you to: Create Hierarchies: Organize your notes in a logical, branching structure. Link Related Concepts: Connect ideas across different branches with ease. Quick Navigation: Zoom in and out of your knowledge tree effortlessly. Mobile-Friendly: Access your ideas anytime, anywhere on your iOS device. Secure: Keep your thoughts safe with local storage. Easy Sharing: Export your data for backup or sharing. Key Features: • Unlimited nested levels for complex hierarchies • Rich text editing for detailed notes • Quick add for rapid idea capture • Search functionality to find information fast • Customizable themes to suit your style Data Export and Backup: • Export your entire database as a SQLite file for comprehensive backups • Generate a human-readable text file of your notes' structure and content • Email both SQLite and text files directly from the app for easy sharing and safekeeping Whether you're a student organizing study materials, a professional managing projects, or a creative mind mapping out stories, TreeNote adapts to your needs. Start planting your ideas today and watch your knowledge grow!
码当笔记
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This is a Markdown editor for AI conversation sharing, allowing you to easily convert answers from AI assistants like deepseek into beautiful images. Core Features - Full support for Markdown syntax - Real-time preview of rendering effect - Generate beautiful sharing images with one click - Simple and intuitive gesture operation - Fast document management system Featured Highlights - Optimized typography for AI conversations - Automatic beautification of code blocks - Support for long text generation - Minimalist design, ready to use out of the box - No need to register, protect privacy Scenarios - Favorite answers from AI assistants - Organize technical notes and code snippets - Share your knowledge on social media - Record learning and ideas Privacy - All data is stored locally - No need to sign up for an account - No personal information collection - No ads, no push No purchases, continuous updating! What's New in This Version 1. New search function 2. New save image directly to album 3. Removed the save button and fixed the problem of not saving pictures after sharing.
Screenshots
Verdict
The clearest difference is update cadence: ThreeNote at daily against 码当笔记's every 2 weeks. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ThreeNote ships an update daily, 码当笔记 every 2 weeks. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.
| Parameter | ThreeNote | 码当笔记 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Jouni Erola | 艺菲 王 |
In-app purchases
ThreeNote
No in-app purchases
码当笔记
No in-app purchases









