Comparison

Amazing Flash Cards vs Red Sheet

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Amazing Flash Cards

Create and study custom flashcards with AI-powered generation from PDFs, images, and prompts. Offers intelligent study modes and rich media options. A premium subscription unlocks advanced features like iCloud sync and diverse study formats.

Highlights
  • AI-powered flashcard generation
  • Create flashcards from PDFs and images
  • Intelligent study modes
  • Import/export CSV and ZIP files
  • Add images and audio to cards
  • Dark mode support
  • iCloud sync (Premium)
Features
Read full description

Amazing Flash Cards is a powerful app that lets you create and study flash cards. No ads! Study without distractions. Features: • Create flash cards with an easy-to-use editor • Generate flash cards from PDFs, images, and prompts using AI • Study cards in a beautiful interface • Intelligent study modes (e.g. cards you last marked "Incorrect") • Searchable card browser • Import and export CSV files and ZIP archives (great for sharing decks with friends!) • Add images and audio to your cards • Group related decks with subdecks • Study modes: Mark Correct/Incorrect, Type Answer, Multiple Choice, Match Sides • Dark mode support • Available on iPhone, iPad, and Mac, with iCloud sync The free version lets you create as many text-only flash cards as you want. Even the free version is ad-free! The following features are available with a Premium subscription: • iCloud sync • Subdecks • Rich text • Images • Audio • Bookmarks • Study filters • Additional cloud AI credits (no limits for local AI) • Multiple Choice • Match Sides • Type Answers Local AI powered by Apple's on-device Foundation Model is available on supported Apple Intelligence devices running iOS 26 or later. We appreciate your App Store reviews - we read every single one! We've shipped many improvements based on your feedback. You can also contact us at support@wegenerlabs.com. End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Red Sheet

Create and study flashcards from your PDFs, notes, and images. This app lets you hide and reveal text to transform study materials into interactive flashcards for faster memorization. Supports various import options and flexible study tools.

Highlights
  • Create flashcards from PDFs
  • Import from note apps and cloud storage
  • Hide and reveal text for study
  • Create flashcards from photos and images
  • Vocabulary and word list flashcards
  • One-tap show/hide for quick review
Features
Read full description

◆ All-in-One PDF Memorization App with Red Sheet Study Turn your PDFs, notes, textbooks, handouts, and images into powerful study materials. This app helps students memorize faster by hiding and revealing important parts of their own documents. Import PDF files, photos, scanned notes, class handouts, worksheets, and study materials, then create memorization blocks directly on the page. It works like a digital red sheet, flashcard maker, and PDF study tool in one simple app. ◆ PDF Memorization Made Simple ・Import PDF files and study directly from the page ・Hide words, definitions, formulas, diagrams, and answers ・Tap to reveal hidden areas while reviewing ・Use red sheet style memorization on PDF pages ・Study textbooks, school handouts, exam materials, and notes ・Create your own PDF memorization notebook If you already study with PDFs, this app turns them into active memorization tools. ◆ Red Sheet Style Study for PDFs and Images Use memorization blocks to cover the parts you want to remember. Place blocks over text, formulas, diagrams, definitions, answers, or explanations. ・Hide text like using a red sheet ・Reveal answers by tapping ・Create blocks anywhere on a PDF or image ・Adjust block size by dragging the edges ・Change the color and style of blocks ・Use blocks for notes, textbooks, worksheets, and scanned documents This is useful when you want to memorize from your own materials without rewriting everything into separate flashcards. ◆ Smooth Vertical Review for Memorization Review multiple PDF pages and images smoothly. Vertical scrolling makes it easy to study long documents, like moving a red sheet from top to bottom. ・Scroll vertically through study pages ・Review many PDF pages at once ・Memorize photos and handouts continuously ・Swipe between pages and cards ・Add more images when needed ・Study at your own pace Useful for test prep, school study, certification exams, language learning, and daily review. ◆ Useful Study Tools ・One-tap show and hide for fast review ・Multiple memorization blocks for one page ・Auto-align blocks for cleaner layouts ・Zoom in with two fingers to study small text ・Hidden areas stay aligned even when zooming ・Add memo text to support memorization ・Hide memo text for self-testing ・Organize study decks by title or subject Create separate study materials for English, science, history, math, medical terms, law, certification exams, or any subject that requires memorization. ◆ Great For ・Students preparing for tests and exams ・PDF study and textbook review ・Vocabulary memorization ・Language learning ・Science, history, math, and social studies ・Certification exam preparation ・Medical, legal, and technical study ・People who want a simple flashcards maker ・Students who use GoodNotes, notes apps, or PDF files ・Anyone who wants to memorize from their own materials ◆ How to Use 1. Import a PDF file, photo, or image 2. Place memorization blocks over the parts you want to hide 3. Tap to reveal the answer while studying 4. Repeat until you can remember it 5. Organize your materials by subject and review again ◆ Why This App Is Different This app focuses on PDF memorization and red sheet style study. You do not need to recreate every page from scratch. Use your own PDFs, notes, handouts, images, and textbooks as they are, then hide only the parts you want to memorize. It is a simple way to turn everyday study materials into flashcard-style memorization tools. ◆ Recommended If You Want ・A PDF study app for memorization ・A flashcards maker from PDFs ・A red sheet style study app ・A way to memorize school notes and handouts ・A simple tool for exam preparation ・A study app that works with your own materials ・A faster way to hide and reveal answers Start studying your own PDFs, notes, and images with red sheet style memorization. Make your study materials easier to review, repeat, and remember. Terms of Service https://hidevoicy.com/en/tos Privacy Policy https://hidevoicy.com/en/privacy

Screenshots

Amazing Flash Cards4 screens
Red Sheet4 screens

Verdict

The call

The clearest difference is rating: Amazing Flash Cards at 4.8 against Red Sheet's 4.2. Amazing Flash Cards also leads on ads (none vs shown) and ratings volume (1.4K vs 5). Red Sheet's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Amazing Flash Cards sells 4 in-app purchases, starting at $0.99 per 7 days and Red Sheet sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Amazing Flash Cards holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Amazing Flash Cards has 1.4K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 91% of Amazing Flash Cards's written reviews are positive against 78% of Red Sheet's.

UpkeepUpdate frequency

Amazing Flash Cards ships an update every 4 days, Red Sheet every 3 days. Both last shipped on November 7, 2026.

Scorecard5 real differences · 5 level
Amazing Flash Cards versus Red Sheet: the parameters behind the verdict, then further details
ParameterAmazing Flash CardsRed Sheet
PriceFreeFree
Rating4.8 (1.4K ratings) — better4.2 (5 ratings)
Positive reviews90.6% of reviews — better77.8% of reviews
Number of ratings1.4K — better5
Update frequencyEvery 4 daysEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, MaciPhone, iPad, iPod, Mac
Requires iOS15.013.0 — better
Further details — not scored
Size28 MB193 MB
Age rating4+4+
DeveloperErik WegenerFoodmenu.world Inc.

Customer experience

Amazing Flash Cards

All ratings1,366 ratings
Positive94.4%
Neutral2.8%
Negative2.9%
Written reviews361 reviews
Positive90.6%
Neutral4.2%
Negative5.3%

Red Sheet

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews36 reviews
Positive77.8%
Neutral11.1%
Negative11.1%

Bugs and requests

Amazing Flash Cards

Reported bugs

3 issues
  • Crashes or freezes when trying to search flashcards
  • Issues with text entry and editing flashcards
  • Inconsistent behavior when deleting or rearranging flashcards

Requested features

6 requests
  • Ability to import/export flashcard data (e.g., CSV)
  • Sync flashcards across devices (e.g., via iCloud)
  • Option to reverse card order (show answer first)
  • Support for audio, images, and more formatting options
  • Grouping/organizing flashcards into folders or categories
Show 1 more
  • Multiple-choice study mode

Red Sheet

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Amazing Flash Cards

Subscriptions3
  • Weekly$0.997 Days
  • Monthly$1.991 Month
  • Yearly$9.991 Year
One-time1
  • Premium$29.99
7 purchases

Red Sheet

Subscriptions7
  • Monthly Special plan$2.991 Month
  • Monthly Super Saver Plan$2.991 Month
  • Monthly Value Plan$3.991 Month
Show 4 more
  • Basic Plan$5.991 Month
  • 3 Month Plan - V 3.1.5 needed$9.993 Months
  • Half year plan (Sale)$17.996 Months
  • Half year plan - V2.9.0 needed$22.996 Months

Questions

Is Amazing Flash Cards free?
Amazing Flash Cards is free to download, with in-app purchases available.
Is Red Sheet free?
Red Sheet is free to download, with in-app purchases available.
Which has better reviews, Amazing Flash Cards or Red Sheet?
Amazing Flash Cards is rated higher. Amazing Flash Cards averages 4.8 out of 5 from 1.4K ratings, while Red Sheet averages 4.2 from 5 ratings.
Do Amazing Flash Cards or Red Sheet have ads?
Red Sheet shows ads; Amazing Flash Cards does not.
Which is updated more often, Amazing Flash Cards or Red Sheet?
Amazing Flash Cards ships an update every 4 days, and Red Sheet every 3 days. Most recently, Amazing Flash Cards was updated on November 7, 2026 and Red Sheet on November 7, 2026.

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