Rozum — Vocabulary Builder
Rozum — Vocabulary Builder Summary
Rozum — Vocabulary Builder is a ad-supported, with in-app purchases Android app in Education by RocketHen. Released in Jan 2025 (1 year ago). It has about 28.9K+ installs and 330 ratings with a 4.47★ (good) average. Based on AppGoblin estimates, it reaches roughly 1.6K monthly active users and generates around $<10K monthly revenue (95% IAP / 5% ads). Store metadata: updated Jan 12, 2026, version 190.
Recent activity: 942 installs this week (1.2K over 4 weeks) showing steady growth , and 47 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Oct 30, 2025. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Nov 5, 2025.
Store info: Last updated on Google Play on Jan 12, 2026 (version 190).
Rozum — Vocabulary Builder was last scanned for SDKs 2025-10-30. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Flutter
Google
JetBrains
RevenueCat
Keepsafe
Firebase
Amplitude
Facebook
AppsFlyer4.47★
Ratings: 330
Screenshots
App Description
Learn languages, expand vocabulary and practice speaking with AI tutor
Rozum — Learn Languages Faster with Smart AI Vocabulary Practice
Rozum is an AI-powered language learning app designed to help you study new languages more effectively through daily vocabulary practice, speaking exercises, and real-life examples. With short structured sessions, you can expand vocabulary, improve fluency, and build confident communication skills — including in English.
Learn languages step by step with Linoo, your personal AI tutor. Through interactive speaking practice, real conversation phrases, and guided feedback, vocabulary builder helps you develop natural pronunciation and practical language skills. Whether you're improving English or other languages for exams, work, or travel, Rozum supports consistent progress.
Why choose Rozum?
Vocabulary Builder — Learn practical words and expressions from 150+ curated Word Stacks used in everyday communication across multiple languages, including English, Spanish, French, German, Ukrainian, Polish, Turkish, Arabic, Chinese, Japanese, Korean, and Vietnamese.
AI speaking practice — Train real conversations with instant feedback on pronunciation and clarity.
Spaced Repetition system — Strengthen long-term memory with a proven learning method used in modern language study apps.
Unlimited practice — Expand vocabulary with thousands of words and phrases at your own pace with short micro-learning sessions.
Offline mode — Study languages anytime, even without internet access.
Expand vocabulary in 26 categories — Build language skills for travel, business, daily communication, and exam preparation.
Why Rozum improves language learning effectively
A strong vocabulary boosts reading, listening, writing, and speaking skills in any language. Rozum teaches words in meaningful context, helping you understand grammar patterns, remember phrases naturally, and develop real communication fluency. Daily practice with Linoo reinforces pronunciation, review cycles, and confidence in real conversations — especially for English learners and multilingual users.
Who is Rozum for?
Rozum is built for anyone who wants to learn languages faster and stay motivated:
Students & exam takers — Prepare for IELTS, TOEFL, GRE, GMAT, SAT, ACT, and other language exams with smart vocabulary builder and study tools.
Professionals — Improve business communication skills and interview confidence in English and other languages.
Travelers — Learn essential phrases for real-world situations.
All learners — From beginners to advanced users improving fluency, vocabulary, and confidence.
Whether you're looking for a vocabulary builder, an AI tutor, or a simple way to practice languages daily — especially English — Rozum offers a complete system for vocabulary growth, speaking improvement, and long-term language development.
Start expanding your vocabulary with AI today. Download Rozum and build your language skills every day.