QuickErrNote-AI Error Notebook

Snap & Export Exercise PDFs

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

QuickErrorNote-AI Error Notebook Tired of manually copying wrong questions? QuickErrorNote helps you organize study material efficiently. Snap photos of your homework or exam mistakes. The AI provides complete solutions and generates variant exercises to strengthen your weak points. —————————————— Key Features —————————————— - Snap to save wrong questions Capture images of exercises. Image rotation and cropping are supported for fast error collection. - AI Analysis & Variant Exercises AI analyzes each question and delivers standard solutions. Generate custom variant exercises to master knowledge points. - Organize your error library Sort wrong questions by subject and knowledge topics for quick lookup and focused review. - PDF Export & Printing Build custom exercise sets and export PDF documents. Choose whether to include solutions for printing. - Generation History All generated documents are saved. You can view past exercises and re-export PDF files anytime. ‑ Personalized Review Schedule Receive daily revision reminders and view the proportion of mistakes in each subject to make targeted improvements. - Multi-language Support AI outputs match your device system language automatically. This app includes in-app purchases. For support: globalfadeback@163.com Privacy Policy: https://scnwlelia0ru.feishu.cn/wiki/VNmnw6wzaimQwMkuYjYcQNuSnHd

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Performance improvements and bug fixes.

Version 1.1

The developer, HappyTimes Tech Co., Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Provider
  • HappyTimes Tech Co., Ltd.
Size
  • 6.4 MB
Category
  • Utilities
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 4 more
  • English, Japanese, Korean, Simplified Chinese, Traditional Chinese
Age Rating
4+
In-App Purchases
Yes
  • 3500 Points USD 14.99
  • 400 Points USD 1.99
  • 120 Points USD 0.99
  • Learn More
Copyright
  • © @2011-2026 HappyTimes Tech Co., Ltd.
  • Privacy Policy

    • More by HappyTimes Tech Co., Ltd.