MindKoi vs Deckify
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
MindKoi
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MindKoi is your intelligent study companion that turns documents, PDFs, audio, YouTube videos, and web content into personalized learning materials. Study smarter with AI-generated flashcards, quizzes, summaries, and podcastsβall powered by advanced machine learning. ** KEY FEATURES** Upload Anything β’ PDF documents β’ Text notes β’ Audio recordings β’ YouTube videos β’ Web articles Support for multiple formats means you can study from any source, anywhere. AI-Powered Content Generation. Transform your materials into: β’ Flashcards: Interactive cards with spaced repetition algorithm β’ Quizzes: Multiple choice and short answer questions β’ Summaries: Smart overviews with page references β’ Podcasts: Audio versions of your study materials Spaced Repetition System β’ Scientific algorithm that optimizes your review schedule β’ Mastery tracking that identifies truly learned material β’ Personalized intervals that adapt to your performance β’ Focus on what you don't know, not what you've mastered Study Session Analytics β’ Track your recall accuracy β’ See your progress over time β’ Mastery indicators for completed topics β’ Detailed session summaries AI Study Assistant β’ Chat with AI about your materials β’ Get explanations and clarifications β’ Ask questions and receive instant answers β’ Enhanced learning through interactive Q&A Audio Learning β’ Generate podcasts from any material β’ Listen on-the-go β’ Perfect for commutes and workouts β’ Supports all material types Beautiful, Intuitive Interface β’ Liquid glass design for modern aesthetics β’ Smooth animations and transitions β’ Swipe-based navigation β’ Clean, distraction-free studying experience Sync Across Devices β’ All your materials in one place β’ Access from anywhere β’ Cloud-based storage β’ Seamless device switching **PERFECT FOR:** β’ Students: Transform lecture notes and textbooks into study materials β’ Professionals: Study for certifications and exams efficiently β’ Language Learners: Practice with flashcards and audio content β’ Researchers: Organize and review research papers quickly β’ Anyone: Convert any content into actionable learning materials **WHY MindKoi?** β’ Save Time: No more manual flashcard creation. Upload once, study forever. β’ Study Smarter: AI identifies key concepts and creates comprehensive study materials automatically. β’ Master Content: Spaced repetition ensures you remember what matters most. β’ Learn Anywhere: Study on your phone, tablet, or computerβyour materials sync everywhere. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Deckify
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Turn your notes into flashcards in seconds. Deckify uses AI to instantly convert your handwritten notes, textbook pages, slides, and typed text into study-ready flashcards β then helps you remember them with the most effective spaced repetition algorithm available. HOW IT WORKS Point your camera at any notes or text. AI generates a complete flashcard deck in under 15 seconds. Study on your own schedule β the app knows exactly when to show each card. SMART STUDY SCHEDULING Powered by FSRS, the same next-generation spaced repetition algorithm used by top students worldwide. Rate each card (Again / Hard / Good / Easy) and Deckify calculates the optimal time to review it β so you study less but remember more. WHAT YOU CAN SNAP Handwritten lecture notes, textbook and workbook pages, whiteboards and slides, printed formulas and diagrams, typed or pasted text. FEATURES Camera-first: snap a photo in one tap. Supports complex subjects: math equations and code render properly on cards. Chat-style generation: add images, text, and refinement instructions in one session. Extend any deck with AI-suggested cards at any time. Manual card creation and editing. Study sessions end with a performance summary. Unlimited decks, unlimited studying β always free. FREE TIER 15 AI generations in your first month, 5 per month after that. Studying, editing, and manual card creation are free forever. PRIVACY Images are processed and immediately deleted from our servers. They are never stored or used for training.
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Verdict
The clearest difference is in-app purchases: Deckify at none against MindKoi's 2. Deckify also leads on update cadence (every 3 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. MindKoi sells 2 in-app purchases, starting at $9.99 per month. Deckify asks for nothing beyond the download.
MindKoi ships an update every 10 days, Deckify every 3 days. The most recent releases landed on September 6, 2026 and September 9, 2026 respectively.
| Parameter | MindKoi | Deckify |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | Every 3 days β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 β better |
| Further details β not scored | ||
| Size | 18 MB | 37 MB |
| Age rating | 4+ | 12+ |
| Developer | Pavel Kazlou | SealSyncAI Inc. |
In-app purchases
MindKoi
- Monthly Plus$9.991 Month
- Annual Plus3 Days trial$59.991 Year
Deckify
No in-app purchases









