FlashBrain vs Setsumei
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FlashBrain
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FlashBrain - Study Smarter, Remember Forever Whether you're preparing for the SAT, learning a new language, or building professional expertise, FlashBrain gives you the power to master any subject with AI-powered flashcards and scientifically proven spaced repetition. WHY FLASHBRAIN? - AI Deck Generation: Write your topic, let AI instantly create flashcards, questions, and explanations - FSRS Algorithm: Uses the scientifically-backed Free Spaced Repetition Scheduler approach - Forgetting Curve Tracking: Visualize your memory with graphs and automatically identify critical cards - Memory Status: See how strong each card is in your memory; track daily, weekly, and monthly retention percentages - 4 Study Modes: Flip cards, multiple choice, typing, and audio for varied learning - 20+ Categories: Exam prep, language learning, medicine, law, math, and more - 30+ Language Support WHO IS IT FOR? Students preparing for SAT, ACT, AP exams, college students studying for finals and midterms, graduate students preparing for GRE, GMAT, LSAT, MCAT, language learners and those preparing for TOEFL/IELTS, medical, law, and engineering students, professionals seeking long-term knowledge retention SCIENCE-BACKED LEARNING FlashBrain uses the FSRS (Free Spaced Repetition Scheduler) algorithm. Research shows that spaced repetition significantly strengthens memory compared to traditional study methods. KEY FEATURES AI-Powered Deck Creation: Write your topic, class notes, or any text—AI automatically generates cards, questions, and answers. No more manual card creation hassle! Smart Scheduling System: Study at the perfect time with "Today's Cards," "Difficult Cards," and "Critical Cards" feeds. The app automatically calculates optimal review timing for each card. Four Different Study Modes: - Flip Cards: Classic flashcard flipping experience - Multiple Choice: Learn in quiz format - Typing Mode: Reinforce with active recall - Audio Mode: Learn by listening, rest your eyes Flexible Deck Management: Combine multiple decks in one session for cross-topic learning. Mix any categories you want. Explore & Community: Thousands of ready-made decks! Add community-created decks to your library, share your own. Categories: Language Learning, Exam Prep, Medicine, Law, Math, History, Geography, Science, and more. Detailed Statistics & Tracking: - Weekly and monthly progress graphs - Total card count and study time - Correct/incorrect ratios and success trends - Study streaks and motivation tracking - Performance analytics Memory Status Indicator: See what percentage of each card is retained healthily in your memory. Track daily, weekly, and monthly status of cards; quickly reinforce weak ones! HOW IT WORKS 1. Create decks manually or with AI, or use community-ready decks 2. Study in your preferred mode (flip, quiz, typing, or audio) 3. The app calculates optimal review timing based on your performance 4. Cards appear exactly when your memory needs refreshing 5. Continuously monitor progress with forgetting curve graphs and memory status percentages PREMIUM FEATURES With FlashBrain Premium subscription: - 50 AI credits automatically added to your account each month - Unlimited AI-powered card and deck creation - Advanced statistics and detailed analytics - Memory status and retention percentages - Full access to all study modes STUDY TIPS - Daily consistent study: Even 10-15 minutes makes a difference - Prioritize cards with low memory status - Try different modes, use what works for you - Check statistics, see progress, stay motivated - Get inspired by community decks SUBSCRIPTION TERMS - Payment will be charged to your Apple ID account upon confirmation of purchase - Subscriptions automatically renew - Renewal charges occur 24 hours before the current period ends - Manage or cancel your subscription anytime via Settings > Apple ID > Subscriptions Terms of Use: https://flashbrain.app/terms Privacy Policy: https://flashbrain.app/privacy
Setsumei
This app breaks down Japanese sentences into understandable grammar lessons. It highlights grammar points, provides pronunciations, and offers plain-English explanations. Users can save and review grammar points in context, with an offline sentence library available.
- Grammar highlighting in sentences
- Word pronunciations and dictionary forms
- Plain-English explanations and examples
- Offline Japanese-English sentence library
- Save and review grammar points
- JLPT level estimation
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Understand the grammar inside real Japanese sentences. Setsumei turns Japanese text into a clear, approachable grammar lesson. Type or paste a sentence, choose an example, or search the included Japanese–English sentence library. Setsumei highlights the grammar it recognizes and keeps the original sentence, readings, and explanations together. SETSUMEI PREMIUM Setsumei is free to try. A one-time purchase of Setsumei Premium unlocks: • Unlimited sentence analysis • The full N1–N5 grammar library • Unlimited spaced review • Unlimited saved sentences and grammar points No subscription. LEARN IN CONTEXT • See grammar patterns highlighted directly in the sentence • Read word pronunciations and dictionary forms • Explore plain-English meanings, formations, nuances, and examples • Use estimated JLPT levels as a study guide • Search a large offline Japanese–English sentence library BUILD YOUR GRAMMAR LIBRARY • Save useful grammar points with their sentence context • Add personal notes • Browse grammar by communicative purpose • Mark grammar as Saved or Mastered • Revisit sentence history and saved sentences • Copy and share lessons REVIEW WHAT YOU SAVE • Practice grammar in the sentence context where you found it • Recall what each pattern contributes before revealing the explanation • Use Again, Hard, and Good to space difficult points sooner and remembered points farther apart • Keep review progress on device PRIVATE BY DESIGN Grammar detection, word analysis, and contextual classification run on your device using bundled resources. Setsumei requires no account and includes no ads, third-party analytics, or paid AI service. Grammar recognition and explanations are continually being improved. JLPT levels are estimates because the current JLPT does not publish official grammar lists.
Screenshots
Verdict
The clearest difference is iOS requirement: FlashBrain at 16.6 against Setsumei's 18.0. 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. FlashBrain sells 5 in-app purchases, starting at $7.99 per month and Setsumei sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | FlashBrain | Setsumei |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | — | Every 4 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 27 MB | 161 MB |
| Age rating | 4+ | 4+ |
| Developer | KAYAHAN SARISOY | Igor Kulman |
In-app purchases
FlashBrain
- FlashBrain Monthly$7.991 Month
- FlashBrain Yearly$39.991 Year
- 100 FlashBrain AI Credits$4.99
- 500 FlashBrain AI Credits$14.99
- 1000 FlashBrain AI Credits$24.99
Setsumei
- Setsumei Premium$14.99









