
Vocabulary builder Stellar
flashcards, IELTS
0 ratings
Free
In-App PurchasesWith Ads
About
Stellar Vocabulary
Master English, Russian and Portuguese vocabulary the smart way learn words through stories, quizzes, and real-life usage.
Stellar helps you build a strong English vocabulary with intelligent exercises that make learning fun,memorable,and effective. Each word you study is reinforced through multiple contexts, from flashcards and synonyms to fill-in-the-blank stories and natural usage examples.
Whether you’re preparing for IELTS, TOEFL, or simply improving your fluency, Vocadoo adapts to your level and keeps you motivated with streaks, XP points, and personalized progress tracking.
Features
Smart Quizzes – 5-word sessions that test meaning, usage, and synonyms.
Story Exercises – Learn words naturally inside short AI-generated stories.
Spaced Repetition – Review words at the perfect time to boost retention.
Natural Usage Mode – See how words are used in real-life sentences.
Analytics Dashboard – Track your daily streaks and progress over time.
Vault – Save and organize your favorite or difficult words for later practice.
Light and Dark Mode – Study comfortably anytime, anywhere.
Stellar Premium
Upgrade to unlock:
• Unlimited story saves
• Advanced analytics and insights
• Priority practice and extra review sessions
Who it’s for
Vocadoo is designed for:
English learners (CEFR B1–C2)
IELTS and TOEFL students
Professionals improving English fluency
Anyone who loves language learning
Start your journey
Download Vocadoo today and make vocabulary your superpower.
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What's New in Vocabulary builder Stellar
2.1
May 21, 2026
New languages ! New features! PORTUGUESE AND RUSSIAN
Subscription plans
Vocadoo Premium
Unlock all vocabulary exercises
$4.991 Month
4
In-App Purchases
$4.99
Vocadoo Premium
Unlock all vocabulary exercises






