Red Sheet
Memorize PDFs & Flashcards
Free · In‑App Purchases · Designed for iPad
Flashcards maker app for PDFs, notes, and photos
Make and study flashcards from your own PDFs, notes, and images.
This flashcards maker app lets you hide and reveal text to turn any material into powerful study cards.
Import notes from apps like GoodNotes, create custom flashcards, and memorize faster with simple tap-to-hide learning.
Designed for fast, flexible memorization on phone and tablet.
Flashcards maker from PDFs
- Turn PDFs into interactive flashcards
- Import from note apps or cloud storage
- Hide red, blue, orange, or any colored text for red-sheet style study
- Use adjustable blocks to create custom flashcards anywhere
- Scroll vertically across pages for smooth review
Photo & image flashcards
- Create flashcards from notebook photos or handouts
- Hide words or formulas like covering parts of a card
- Tap to reveal answers while studying
- Perfect for class notes and whiteboard shots
Vocabulary flashcards & word lists
- Create simple word lists as flashcards
- Hide terms or definitions for self-testing
- Ideal for language learning and exam prep
Study tools for faster memorization
- One-tap show/hide for quick review
- Create multiple flashcard blocks instantly
- Auto-align for clean layouts
- Zoom without shifting hidden areas
- Swipe between pages and cards
Great for
- Test prep and school study
- Language learning
- Certification exams
- Students who need a flashcards maker app
- Any subject that requires memorization
How to use
1. Import a PDF or add photos
2. Create flashcards by hiding text or placing blocks
3. Tap to reveal answers while studying
4. Repeat and memorize at your own pace
Terms of Service
https://hidevoicy.com/en/tos
Privacy Policy
https://hidevoicy.com/en/privacy
Flashcards and PDF memorization features have been further improved!
The developer, Foodmenu.world Inc., 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Foodmenu.world Inc.
- Size
- 144.6 MB
- Category
- Education
- Compatibility
Requires iOS 15.5 or later.
- iPhone
Requires iOS 15.5 or later. - iPad
Requires iPadOS 15.5 or later. - iPod touch
Requires iOS 15.5 or later. - Mac
Requires macOS 12.4 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 6 more
- English, German, Hindi, Indonesian, Japanese, Korean, Spanish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Basic Plan $6.99
- Monthly Value Plan $4.99
- Monthly Super Saver Plan $2.99
- Monthly Special plan $2.99
- 3 Month Plan - V 3.1.5 needed $9.99
- Half year plan (Sale) $17.99
- Half year plan - V2.9.0 needed $22.99
- Copyright
- 赤シートアプリ ©︎2026 Foodmenu.world Inc.