Cognote-ai is made and published by Yun-Tong Tsai. AppBrain is an independent app data site and isn't affiliated with Yun-Tong Tsai. The app name, icon, screenshots and description belong to Yun-Tong Tsai and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 1 ratings
- Last updated
- May 11, 2026
It doesn't have enough ratings yet to judge what users think.
Rankings
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Releases
Updates seen on the App Store- Version
- 1.1.12
- Launched
- January 2026
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 9.13 MB
- Content rating
- Everyone
Technologies used by Cognote-ai
About the app and developer
About Cognote-ai
Cognote-ai is an education app developed by Yun-Tong Tsai.
User Ratings
Cognote-ai is rated 5.00 out of 5 stars. The rating is based on one rating ratings.
App Information
Cognote-ai is freely available from the App Store. The app size is 9.13 MB. The latest version available is 1.1.12. The last update was on May 11, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since January 2026.
Developer information for Yun-Tong Tsai
Address:
Store listing
By Yun-Tong Tsai, from the App Store
Description by Yun-Tong Tsai Written by the developer, not by AppBrain. Click to read.
Write. Select. Solve. Cognote is the intelligent note-taking app that understands what you write—transforming handwritten equations into step-by-step solutions and beautiful graphs.
AI That Thinks With You
Select any content on your canvas and instantly get explanations, solutions, or visualizations. Powered by Google Gemini, Cognote turns your notes into an interactive learning experience.
Professional Drawing Tools
Choose from 4 brush styles—Pen, Pencil, Marker, and Highlighter—with customizable colors and stroke widths. The smart toolbar hides while you draw for a distraction-free experience.
PDF Import & Annotation
Import any PDF and select exactly which portions to bring onto your canvas. Annotate documents with full drawing capabilities at crisp, high-resolution quality.
Mathematical Graphing
Plot functions directly on your canvas. Type an expression or ask AI to visualize it—watch equations transform into interactive graphs instantly.
Built-in Scientific Calculator
Switch between basic and advanced modes featuring trigonometric functions, logarithms, and mathematical constants (π, e).
Organized & Multi-Page
Create unlimited pages per note. Organize with folders, pin favorites, and search across all your work effortlessly.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/