Comparison

StudyDeck vs Hipocampus

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

Head to head
About

StudyDeck

Transform notes, PDFs, or photos into AI-powered flashcards instantly. Offers seven study modes, including spaced repetition and practice tests, to help you learn smarter and ace exams. On-device AI ensures your study materials remain private.

Highlights
  • AI-powered flashcard generation
  • Import notes, PDFs, and photos
  • Seven distinct study modes
  • Spaced repetition (FSRS algorithm)
  • On-device AI for privacy
  • Progress tracking and analytics
  • Share decks with classmates
Features
Read full description

Turn any notes, PDFs, or photos into AI-powered flashcards in seconds. StudyDeck uses artificial intelligence to generate study cards automatically, so you spend less time creating and more time learning. SMART FLASHCARD CREATION - Paste text, import a PDF, or snap a photo - AI does the rest - Camera OCR scans handwritten or printed notes instantly - AI generates front/back cards, multiple choice questions, and true/false statements - Edit, customize, and organize cards into decks 7 STUDY MODES - Flashcards - classic swipe-to-study with flip animations - Multiple Choice - AI-generated answer options test real understanding - True/False - quick-fire statements to reinforce key facts - Written Response - type your answer and get AI-evaluated feedback - Audio Quiz - speak your answers and study hands-free on iPhone - Spaced Repetition - the FSRS algorithm schedules reviews at the optimal time - Practice Tests - timed mixed-format tests to simulate the real thing LEARN SMARTER WITH SPACED REPETITION StudyDeck uses FSRS v5, the most accurate spaced repetition algorithm available. It tracks what you know and what you don't, scheduling reviews right before you'd forget. No more wasting time on cards you've already mastered. AI THAT WORKS ON YOUR DEVICE StudyDeck uses Apple Intelligence for fast, private AI processing right on your iPhone. AI generation and speech recognition run on-device where supported, so your study materials stay private. BUILT FOR STUDENTS - Track your study progress with detailed analytics - See accuracy, mastered cards, and study streaks - Share decks with classmates - Dark mode and haptic feedback throughout - No ads FREE TO START Study with all 7 modes for free - up to 3 decks and 100 flashcards. Free accounts also include limited AI generation and import credits each month. Upgrade to Premium for unlimited access to everything. StudyDeck Premium: - Annual subscription with 7-day free trial - Lifetime access - one-time purchase - Unlimited decks and flashcards - Unlimited AI card generation - Unlimited PDF and photo imports - Unlimited practice tests and study guides - Free version: 3 decks, 100 flashcards, 5 AI generations, 5 PDF imports, 5 photo imports, 3 practice tests, and 3 study guides per month Privacy: StudyDeck processes everything on your device. On-device AI means your notes stay private. See our privacy policy for details. Privacy Policy: https://studydeck.net/privacy.html Terms of Use: https://studydeck.net/terms.html Questions? Visit our support page at https://studydeck.net/support.html

About

Hipocampus

Features
Read full description

Hipocampus is a serious flashcard and spaced-repetition app for high-stakes professional exams: USMLE Step 1, Step 2 CK and Step 3, NCLEX, Bar, CFA, CPA, ANZCA Primary, Royal College exams, AMC, and custom study plans. WHY HIPOCAMPUS - FSRS-5 scheduling: Pro review sessions use the modern FSRS memory model to schedule each card around difficulty, stability, and retrievability. - Active recall first: review from the answer side only after you commit, then rate Again, Hard, Good, or Easy. - Free recall: Pro users can type an answer or write with Apple Pencil, then grade the response into the scheduler. - Insights: Pro charts show recent recall accuracy, reviews this week, and a 14-day due-card forecast. - Cram mode: review every active card before an exam without polluting your main schedule. - Bring your own decks: create cards in-app or import compatible .apkg deck exports from Files. FREE AND PRO Free includes local deck creation, seeded exam decks, and manual review. Hipocampus Pro unlocks FSRS-5 scheduling, coach explanations after missed cards, Insights, cram mode, .apkg import, and Pencil or typed free-recall grading. Pro is available as auto-renewing subscriptions: - Hipocampus Pro Monthly: monthly subscription. - Hipocampus Pro Yearly: yearly subscription. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel subscriptions in Settings > Apple ID > Subscriptions. Payment is charged to your Apple ID account after confirmation of purchase. PRIVACY AND TERMS Privacy Policy: https://hipocampus.keenshift.ai/privacy Terms of Use (EULA): https://hipocampus.keenshift.ai/terms Support: https://hipocampus.keenshift.ai/support Hipocampus is a study tool, not a medical, legal, or financial-advice product. Always verify clinical, legal, and financial facts against primary sources before acting on them.

Screenshots

StudyDeck4 screens
Hipocampus4 screens

Verdict

The call

The clearest difference is update cadence: StudyDeck at every 2 weeks against Hipocampus's every 2 months. StudyDeck also leads on device support (3 vs 1). Hipocampus's advantage is iOS requirement (18.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. StudyDeck sells 2 in-app purchases, starting at $12.99 per year and Hipocampus sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

StudyDeck ships an update every 2 weeks, Hipocampus every 2 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

Scorecard3 real differences ยท 5 level
StudyDeck versus Hipocampus: the parameters behind the verdict, then further details
ParameterStudyDeckHipocampus
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 2 weeks โ€” betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumโ€”
DevicesiPhone, iPad, Mac โ€” betteriPhone
Requires iOS26.018.0 โ€” better
Further details โ€” not scored
Size13 MB3 MB
Age rating4+12+
DeveloperFrederic BacroMitaanshu Agarwal

In-app purchases

2 purchases

StudyDeck

Subscriptions1
  • StudyDeck Premium Annual7 Days trial$12.991 Year
One-time1
  • Lifetime Pass$39.99
3 purchases

Hipocampus

Subscriptions2
  • Hipocampus Pro Monthly$2.991 Month
  • Hipocampus Pro Yearly$19.991 Year
One-time1
  • Hipocampus Pro Lifetime$199.99

Questions

Is StudyDeck free?
StudyDeck is free to download, with in-app purchases available.
Is Hipocampus free?
Hipocampus is free to download, with in-app purchases available.
Do StudyDeck or Hipocampus have ads?
Neither StudyDeck nor Hipocampus shows ads.
Which is updated more often, StudyDeck or Hipocampus?
StudyDeck ships an update every 2 weeks, and Hipocampus every 2 months. Most recently, StudyDeck was updated on October 3, 2026 and Hipocampus on October 9, 2026.

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