Comparison

暗記シート+ vs Red Sheet Camera

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

Head to head
About

暗記シート+

Features
Read full description

暗記シート+は写真から手軽に勉強用のノートを作成できるアプリです。 ノートや黒板、教材の写真を撮り、アプリ内でマーカーを引くことでマーカーを引いた部分を隠すことができテスト勉強や試験勉強に使えるノートを作成することができます。(昔ながらの赤シートと緑マーカーや緑シートと赤マーカーを想像していただくとイメージしやすいです。) もちろん作成したノートは何回でも使用できるため、通勤や通学、トイレやCMの間などちょっとしたすきま時間に何度でもご利用いただけます。 是非、自分用の暗記ノートをたくさん作成し学力アップや試験の合格を目指しましょう! ・どんなアプリ? ノートや黒板、教材の写真を撮り、アプリ内でマーカーを引くことで手軽に勉強用のノートを作成できるアプリです。 ・どんな物をノートにしたらいいの? ノートや黒板、教科書、教材はもちろんWEBで調べ物をした後にその画面をスクショしてノートにするのもおすすめです。 ・マーカーをアプリで引かなきゃいけないの? マーカーを既に引いてあるノートであればフィルター機能で瞬時に暗記用のノートに変換可能です。 マーカーの色も12色まで対応しているのでノートに引いてあるマーカーの色に合わせてご利用ください。

About

Red Sheet Camera

Features
Read full description

Turn your everyday notes into flashcards — just by taking a photo. Red Sheet Camera hides the answers you wrote in red or orange pen (and green highlighter), so you can quiz yourself just like a physical red memorization sheet. HOW IT WORKS — 3 EASY STEPS 1. Scan your notes or textbook (auto-straightened) 2. Red-pen answers get hidden by the sheet 3. Tap or slide the sheet to reveal the answers FEATURES - A real red sheet, digitized The same idea as a physical red sheet: red and orange pen disappear, while black and blue text stays readable. - Auto-Hide Tap "Auto-Hide" to detect red/orange pen and green highlighter and cover them automatically. Fine-tune the hidden areas by tap or drag. - Organize by subject Keep a separate notebook for each subject — biology, history, English, math and more. - Fully on-device Everything works offline, and your photos stay on your device. Perfect for exam prep, vocabulary, dates, formulas and anything you need to memorize. PRO (ONE-TIME PURCHASE) Scanning, hiding and studying with the red sheet stay free, always. With Pro: - The parts you could not recall are remembered - Next time, review only those parts - See how many rounds you have done and how much you recalled - No ads One payment. Restore it for free after changing or reinstalling your device.

Screenshots

暗記シート+4 screens
Red Sheet Camera4 screens

Verdict

The call

The clearest difference is in-app purchases: 暗記シート+ at none against Red Sheet Camera's 1. 暗記シート+ also leads on iOS requirement (13.0 vs 17.0). Red Sheet Camera's advantage is update cadence (every 6 days vs every 9 months). On price, ads and device support 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 Camera sells 1 one-off in-app purchase. 暗記シート+ asks for nothing beyond the download.

UpkeepUpdate frequency

暗記シート+ ships an update every 9 months, Red Sheet Camera every 6 days. The most recent releases landed on August 23, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 4 level
暗記シート+ versus Red Sheet Camera: the parameters behind the verdict, then further details
Parameter暗記シート+Red Sheet Camera
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 9 monthsEvery 6 days — better
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better17.0
Further details — not scored
Size32 MB16 MB
Age rating4+4+
DeveloperMirai KuriyamaRAINBOW TREE LLC

In-app purchases

None

暗記シート+

No in-app purchases

1 purchases

Red Sheet Camera

One-time1
  • 広告を削除$2.99

Questions

Is 暗記シート+ free?
暗記シート+ is free to download, with no in-app purchases.
Is Red Sheet Camera free?
Red Sheet Camera is free to download, with in-app purchases available.
Do 暗記シート+ or Red Sheet Camera have ads?
Both 暗記シート+ and Red Sheet Camera show ads.
Which is updated more often, 暗記シート+ or Red Sheet Camera?
暗記シート+ ships an update every 9 months, and Red Sheet Camera every 6 days. Most recently, 暗記シート+ was updated on August 23, 2026 and Red Sheet Camera on September 18, 2026.

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