MindKoi vs Dictionary
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/
Dictionary
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Dictionary β Learn and Repeat is a clean offline vocabulary tool for learners who already have a foundation and want more active English. It gives you direct access to words, structured decks, and repetition without noise. Inside the app: β’ 3 decks, from core to deeper vocabulary β’ a Learn flow for step-by-step study β’ a Repeat flow for active recall β’ progress tracking β’ flexible settings β’ full offline access Learn English from your native language. The app supports Russian, Ukrainian, Polish, Spanish, German, French, Japanese, Korean, Chinese, Italian, and more. Polish learning is available for Russian and Ukrainian speakers. Added French language. More languages are planned. No clutter. No distractions. Just words you can actually use.
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Verdict
The clearest difference is update cadence: MindKoi at every 10 days against Dictionary's every 3 weeks. MindKoi also leads on iOS requirement (16.0 vs 18). On price, ads, in-app purchases and device support 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 and Dictionary sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
MindKoi ships an update every 10 days, Dictionary every 3 weeks. The most recent releases landed on October 5, 2026 and September 18, 2026 respectively.
| Parameter | MindKoi | Dictionary |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 16.0 β better | 18 |
| Further details β not scored | ||
| Size | 18 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Pavel Kazlou | Vladyslav Khorovodnykov |
In-app purchases
MindKoi
- Monthly Plus$9.991 Month
- Annual Plus3 Days trial$44.991 Year
Dictionary
- Say Thanks$0.99
- Real Appreciation$4.99
Questions
Is MindKoi free?
Is Dictionary free?
Do MindKoi or Dictionary have ads?
Which is updated more often, MindKoi or Dictionary?
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