Comparison

Red Sheet vs Super Flashcards

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

Head to head
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

About

Super Flashcards

This app uses AI to create flashcards from your notes and images, generating questions automatically. It offers various study modes, text-to-speech in multiple languages, and a social sharing feature for study materials. Ideal for students and language learners seeking efficient memorization and review.

Highlights
  • AI question generation from images
  • Multiple-choice and text input modes
  • Text-to-speech in 45 languages
  • Forgetting curve-based review scheduling
  • Flashcard sharing and community browsing
  • AI Teacher for understanding concepts
Features
Read full description

Turn photos of your notes, PDFs, audio, web pages and YouTube videos into editable AI flashcards. Super Flashcards helps you make your own study materials for vocabulary practice, class review and exam preparation. STUDY FROM YOUR OWN MATERIALS Create question-and-answer cards with AI, then check and edit them before studying. Ask the AI tutor to explain questions you need help understanding. PRACTICE AND REVIEW Flip flashcards, answer multiple-choice questions or type your answer. Use spaced repetition to organize daily review, and listen to cards with text-to-speech. LEARN AND SHARE Build your own flashcard sets or discover sets shared by other learners. Use your notes to practice recalling the answer, not just rereading it. The app interface is currently available only in Japanese and English. Some features, including typed-answer practice, require Plus. Text-to-speech languages depend on your device and operating system. AI-generated material may contain errors; check it before studying.

Screenshots

Red Sheet4 screens
Super Flashcards4 screens

Verdict

The call

The clearest difference is monetization model: Super Flashcards at free against Red Sheet's free with in-app purchases. Red Sheet's advantage is review sentiment (78% vs 62%) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases 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. Red Sheet sells 7 in-app purchases, starting at $2.99 per month and Super Flashcards sells 9 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Red Sheet ships an update every 3 days, Super Flashcards every 5 days. Both last shipped on October 27, 2026.

Scorecard3 real differences · 7 level
Red Sheet versus Super Flashcards: the parameters behind the verdict, then further details
ParameterRed SheetSuper Flashcards
PriceFreeFree
Rating4.2 (5 ratings) — better—
Positive reviews77.8% of reviews — better61.9% of reviews
Number of ratings5 — better—
Update frequencyEvery 3 days — betterEvery 5 days
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size193 MB114 MB
Age rating4+9+
DeveloperFoodmenu.world Inc.Tanology Inc.

Customer experience

Red Sheet

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

Super Flashcards

Written reviews21 reviews
Positive61.9%
Neutral23.8%
Negative14.3%

In-app purchases

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
9 purchases

Super Flashcards

Subscriptions9
  • すごい暗記帳Plus(1週間)$3.997 Days
  • すごい暗記帳Plus(1週間)2 variants$4.997 Days
  • 1ヶ月サブスクリプション$7.991 Month
Show 6 more
  • すごい暗記帳Plus(1ヶ月)2 variants$8.991 Month
  • すごい暗記帳Plus(3ヶ月)2 variants$17.993 Months
  • すごい暗記帳Plus(1年)キャンペーン3 Days trial$39.991 Year
  • 年間サブスクリプション$39.991 Year
  • すごい暗記帳Plus(1年)3 Days trial$44.991 Year
  • すごい暗記帳Plus(1年)3 Days trial$49.991 Year

Questions

Is Red Sheet free?
Red Sheet is free to download, with in-app purchases available.
Is Super Flashcards free?
Super Flashcards is free to download, with in-app purchases available.
Do Red Sheet or Super Flashcards have ads?
Both Red Sheet and Super Flashcards show ads.
Which is updated more often, Red Sheet or Super Flashcards?
Red Sheet ships an update every 3 days, and Super Flashcards every 5 days. Most recently, Red Sheet was updated on October 27, 2026 and Super Flashcards on October 27, 2026.

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