iOS App
Words that
stay with you
Build lasting vocabulary through spaced repetition, curated word packs, an AI tutor that adapts to you, and a learning experience designed for the whole family.
Features
Everything you need to learn
Smart Spaced Repetition
Choose from FSRS, Leitner, or SM-2 algorithms. Words resurface at optimal intervals tailored to your memory.
340+ Word Packs
Over 34,000 words and idioms across themed collections — from SAT prep to business English and beyond.
Practice Games
Multiple choice, fill-in-blank, and matching pairs. Active recall through varied exercises.
AI Tutor
Get personalized help from an AI tutor. Contextual explanations, grammar tips, and bilingual mode for native-language support.
Achievements
Unlock badges across 4 tiers as you master vocabulary. Track progress and celebrate milestones.
Home Screen Widgets
Glanceable widgets show review counts, words to learn, and word of the day right on your home screen.
Family Profiles
Multiple profiles under one account. Each family member tracks their own progress independently.
Instant Translations
On-device translations powered by Apple — private, fast, and available for dozens of languages.
Start building your vocabulary
Subscribe to unlock unlimited word packs, AI tutor, and features for the whole family.