BrainDen vs StuhDee
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BrainDen
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Turn lectures and study materials into a complete study system. BrainDen transforms lectures, PDFs, photos, audio files, text, and video links into structured notes you can edit, connect, annotate, and review. CAPTURE WITHOUT FALLING BEHIND • Record live lectures while BrainDen organizes the material • Upload audio files and PDFs • Capture textbooks, handwritten notes, or whiteboards • Import text and supported video links • Combine multiple sources inside one note LEARN WITH ACTIVE RECALL • Generate flashcards from your own material • Review cards with spaced repetition • Create quizzes that reveal weak areas • Build mind maps to see how ideas connect UNDERSTAND WITH FEYNMAN MODE Choose a topic and explain it in your own words. BrainDen gives focused feedback, identifies gaps, and helps you turn memorized facts into real understanding. MAKE EVERY NOTE YOURS • Edit titles and note content • Refine selected sections with AI • Highlight important passages and add inline comments • Link related notes and source materials • Organize nested folders and read selected notes together • Export notes and folders as PDF, Markdown, text, or ZIP ASK YOUR MATERIAL Chat with your notes when you need a simpler explanation, an example, or a step-by-step breakdown grounded in your study material. STUDY YOUR WAY • Generate study materials in multiple languages • Continue reading recently opened notes offline • Use light or dark appearance • Share useful notes and folders BrainDen is free to try. Some generation limits and advanced features require BrainDen Pro. Terms of Service: https://www.brainden.app/terms Privacy Policy: https://www.brainden.app/privacy
StuhDee
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Stop typing flashcards. Start studying. StuhDee is a spaced-repetition flashcard app built for students who are tired of spending hours making decks by hand. Paste your notes, drop in a PDF, share a link, or snap a photo of your textbook — AI turns your material into clean, study-ready flashcards so you can focus on learning, not formatting. AI that does the busy work Your study material is already there. StuhDee reads it and builds question-and-answer cards for you — the kind you’d actually want to review. No more copying definitions line by line or guessing what to put on the front of the card. • Generate full decks from pasted notes, PDFs, URLs, and images • Get smarter cards with AI suggestions — shorter answers, clearer questions, memory hooks, and splits when a card tries to do too much • Study coach helps when you miss a card — practical explanations and memory tricks, not just “wrong, try again” • Language learning support — translations, native script, examples, and reverse cards for vocabulary and phrases • Weekly AI insights that point you at weak spots and tell you what to study next Spaced repetition that actually works StuhDee schedules your reviews using proven spaced-repetition science (SM-2). Cards you know well show up less often. Cards you struggle with come back at the right time. You rate how well you remembered each answer, and the app adapts. See your progress — and fix what’s slipping Built-in analytics show you more than a score at the end of a quiz: • Day streaks to keep you coming back • Accuracy, retention, and recall quality over time • Weak cards surfaced automatically so you know what needs work • Session history and activity charts • Review forecasts so you know what’s due ahead • Card state tracking — new, learning, and mastered Built for real study sessions Organize decks by topic with custom icons and colors. Run focused quiz sessions. Flip cards, rate your recall, and let the schedule handle the rest. Whether you’re prepping for exams, learning a language, or memorizing medical terms, StuhDee keeps everything in one place. Why students choose StuhDee Most flashcard apps make you do all the work upfront. StuhDee meets you where your notes already are — syllabus, slides, textbook page, or scribbled lecture notes — and turns them into a deck you can start reviewing in minutes. Add streaks, analytics, and AI coaching on top, and you get a study system that feels less like homework and more like progress you can see. Download StuhDee and turn what you’re already reading into flashcards you’ll actually remember. StuhDee helps you study with flashcards and quizzes. FREE includes: • Create up to 2 study decks • Manual flashcards & quizzes • Basic study stats StuhDee Pro ($4.99/month, auto-renewable subscription) unlocks: • AI deck generation (notes, PDF, URL, photo) • AI card improvement & study coach • AI weekly insights & advanced analytics • Unlimited decks Payment is charged to your Apple ID. Manage or cancel anytime in Settings → Apple ID → Subscriptions. Terms and Privacy Policy are linked in the app. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://stuhdee-privacy.vercel.app/
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Verdict
The clearest difference is update cadence: StuhDee at weekly against BrainDen's monthly. On price, ads, in-app purchases 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
Both are free to download. BrainDen sells 3 in-app purchases, starting at $19.99 per month and StuhDee sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
BrainDen ships an update monthly, StuhDee weekly. The most recent releases landed on September 9, 2026 and September 6, 2026 respectively.
| Parameter | BrainDen | StuhDee |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 49 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | Ogbemudia Terry Osayawe | Jessie Price |
In-app purchases
BrainDen
- BrainDen Pro - Monthly1 Month trial$19.991 Month
- 6-Month Pro Subscription6 Months trial$49.996 Months
- BrainDen Pro - Annual Subscription1 Year trial$99.991 Year
StuhDee
- StuhDee Pro$4.991 Month









