# Cognote-ai — Redefine note-taking

> AI-powered smart canvas for notes, equations, graphs, and PDF annotation. (iPhone/iPad app by Yun-Tong Tsai.)

- Source: https://appshunter.io/ios/app/cognote-ai/id6757509618 (this page in markdown: same URL + `.md`)
- Developer: [Yun-Tong Tsai](https://appshunter.io/developer/1867373665)
- Category: Education, Graphics & Design
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.0 · 9 MB
- Languages: English, Chinese
- Released: 2026-01-30
- Data updated: 2026-06-11
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/cognote-ai/id6757509618/reviews.md

## What is Cognote?

Cognote — AI-Powered Smart Canvas
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/

## Key features

- AI-powered content analysis
- Handwritten equation solver
- Interactive graphing
- PDF import and annotation
- Scientific calculator
- Professional drawing tools
- Multi-page notes and organization

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Cognote Pro | $9.99 | per month |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/cognote-ai/id6757509618/reviews.md

### 5/5 — Nice ai integration

*2026-03-08*

Easier to take note now

## Frequently asked questions about Cognote

### What is Cognote-ai's learning methodology?

Cognote-ai facilitates learning by transforming handwritten notes and equations into interactive solutions and visualizations. It leverages AI to provide explanations and generate graphs, making complex subjects more accessible.

### How does Cognote-ai track user progress?

While Cognote-ai focuses on immediate problem-solving and visualization, it allows users to organize notes with folders and pin favorites. This helps in reviewing past work and tracking understanding of specific topics.

### Does Cognote-ai offer certifications?

Cognote-ai is designed as a tool for learning and problem-solving, not for formal certification. Its primary function is to assist users in understanding and visualizing educational content.

### What are the pricing details for Cognote-ai?

Cognote-ai is available for free. The application does offer in-app purchases, which may unlock additional features or content for users.

### Is Cognote-ai safe for younger users?

Cognote-ai has an age rating of 4+, indicating it is suitable for a wide range of users. The app's focus on educational content and AI assistance is designed to be beneficial for learners.

### How often is Cognote-ai updated?

The latest version of Cognote-ai is 1.1.12, last updated on May 11, 2026. This indicates a recent update, suggesting ongoing development and support for the application.

### What devices does Cognote-ai support?

Cognote-ai is compatible with both iPhone and iPad devices, allowing users to access its intelligent note-taking features across Apple's mobile ecosystem.

### What do users like most about Cognote-ai?

Based on its rating of 5.0 stars from 1 rating, users likely appreciate the app's innovative AI capabilities for solving equations and generating graphs. The professional drawing tools and PDF annotation features also contribute to a positive user experience.

## Version history (last 5 releases)

### 1.1.12 — 2026-05-11

Referral Program
Improved AI plotting

### 1.1.7 — 2026-03-18

Subscription

### 1.1.6 — 2026-03-11

Add smart text & draw search tools
Improve UI

### 1.1.5 — 2026-02-23

Fix AI feature bugs

### 1.1.4 — 2026-02-21

New AI feature: Board to Note

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*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 2026-06-11.*