Comparison

Red Sheet vs MemorizeWidget learn in widget

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

MemorizeWidget learn in widget

This app allows you to create custom flashcards and display them directly on your device's widget. It supports various import options and syncs across your Apple devices, making learning accessible throughout your day.

Highlights
  • Create custom flashcards
  • Display notes on widgets
  • Randomized note display
  • Import notes from files
  • Sync across Apple devices
  • Multi-platform support
Read full description

Flashcard on widget. Memorize notes in everyday life. You create freely notes for widget. App presents the notes on widget. Option - Random mode: widget changes the note per 5 minutes. - Show multi notes. - Show comment on widget. - Font size on widget. Rest - Import file(e.g. tsv, csv, txt) or text. - System dictionary support. - Customizable search function. - Sync between devices by iCloud. Multi platform support iPhone: Home screen, Lock screen, StandBy(iOS 17) iPad: Home screen, Lock screen(iPadOS 17) Mac: Notification center, Desktop(macOS 14) Apple Watch: Complication, Smart Stack(watchOS 10)

Screenshots

Red Sheet4 screens
MemorizeWidget learn in widget4 screens

Verdict

The call

The clearest difference is rating: MemorizeWidget learn in widget at 4.9 against Red Sheet's 4.2. MemorizeWidget learn in widget also leads on ads (none vs shown) and review sentiment (100% vs 80%). Red Sheet's advantage is update cadence (every 3 days vs every 6 weeks) and iOS requirement (13.0 vs 16.0). On price, ratings volume, 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. Red Sheet sells 7 in-app purchases, starting at $2.99 per month and MemorizeWidget learn in widget sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

MemorizeWidget learn in widget holds the better App Store score, 4.9 against 4.2. Both are backed by a comparable volume of ratings — 5 and 10 respectively. Written reviews point the same way: 80% of Red Sheet's written reviews are positive against 100% of MemorizeWidget learn in widget's.

UpkeepUpdate frequency

Red Sheet ships an update every 3 days, MemorizeWidget learn in widget every 6 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
Red Sheet versus MemorizeWidget learn in widget: the parameters behind the verdict, then further details
ParameterRed SheetMemorizeWidget learn in widget
PriceFreeFree
Rating4.2 (5 ratings)4.9 (10 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings510 — better
Update frequencyEvery 3 days — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, MaciPhone, iPad, Mac, Apple Watch
Requires iOS13.0 — better16.0
Further details — not scored
Size193 MB8 MB
Age rating4+4+
DeveloperFoodmenu.world Inc.Ryo Yamashita

Customer experience

Red Sheet

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews35 reviews
Positive80.0%
Neutral8.6%
Negative11.4%

MemorizeWidget learn in widget

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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
1 purchases

MemorizeWidget learn in widget

One-time1
  • AD Free$0.99

Questions

Is Red Sheet free?
Red Sheet is free to download, with in-app purchases available.
Is MemorizeWidget learn in widget free?
MemorizeWidget learn in widget is free to download, with in-app purchases available.
Which has better reviews, Red Sheet or MemorizeWidget learn in widget?
MemorizeWidget learn in widget is rated higher. Red Sheet averages 4.2 out of 5 from 5 ratings, while MemorizeWidget learn in widget averages 4.9 from 10 ratings.
Do Red Sheet or MemorizeWidget learn in widget have ads?
Red Sheet shows ads; MemorizeWidget learn in widget does not.
Which is updated more often, Red Sheet or MemorizeWidget learn in widget?
Red Sheet ships an update every 3 days, and MemorizeWidget learn in widget every 6 weeks. Most recently, Red Sheet was updated on September 22, 2026 and MemorizeWidget learn in widget on September 24, 2026.

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