LangBlitz: Vocabulary Builder

Learn English vocabulary faster with smart flashcards, scientifically proven spaced repetition, rich vocabulary cards and interactive Vocabulary World to visualize your mastery. Powerful test preparation.

LangBlitz is a smart vocabulary builder that helps you remember words for life, not just for exams. Whether you are preparing for IELTS, TOEFL, GRE, GMAT, SAT, Civil Services or CAT, improving your English for work or study, or expanding your everyday vocabulary, LangBlitz combines proven spaced repetition with rich learning content for consistent progress.

LangBlitz adapts to your pace, reviewing the right words at the right time so you retain more with less effort.

Why choose LangBlitz?
- 5,000+ carefully curated English words across 119 topic groups
- 20000+ all-around practice quiz questions
- Smart FSRS spaced repetition algorithm for long-term memory
- Vocabulary organized across CEFR levels A1, A2, B1, B2, C1 and C2
- Placement quiz to start at the right difficulty
- Beautifully designed vocabulary flashcards
- Daily vocabulary practice that fits your schedule
- Works completely offline after installation
- Privacy-first design, no account required

Rich Vocabulary Learning
Every vocabulary card includes clear definitions, nuance, everyday, academic and professional example sentences, synonyms and antonyms, collocations, word family, etymology, mnemonics, related words, common mistakes, and natural pronunciation with adjustable US and UK accents. You will understand how words are actually used, not just memorize definitions.

Learn Smarter with Spaced Repetition
LangBlitz uses the FSRS spaced repetition algorithm to schedule reviews based on how well you remember each word, so you spend less time on words you know and more on difficult vocabulary. Rate each review as Again, Hard, Good or Easy, and your schedule adapts continuously.

Daily Vocabulary Practice
Build a consistent habit with Daily Quiz, Adaptive Practice Quiz, smart review sessions, Word of the Day, review reminders, streak tracking with Streak Shield, review intensity settings, and smart new-word pacing. Whether you have five minutes or an hour, LangBlitz helps you make progress every day.

Perfect for Exam Preparation
Many vocabulary cards include relevance tags for IELTS, TOEFL, GRE, CAT, SAT, Civil Services, GMAT and CAT, so you can focus on vocabulary that commonly appears in the exam you are preparing for while building stronger everyday English. LangBlitz is also valuable for university students, professionals, job seekers and lifelong learners improving reading, writing, speaking and comprehension.

Explore Vocabulary Visually
Vocabulary World lets you explore your entire vocabulary as an interactive 3D globe, with every topic group showing your mastery progress. Browse all 119 word groups and access all words and definitions.

Built for Accessibility
LangBlitz includes adjustable font size, OpenDyslexic font, high-contrast mode, relaxed line spacing, Light and Dark themes, and shape-based mastery indicators to support learners with difficulty recognizing some colours.

Offline, Private and Yours
LangBlitz works completely offline after installation, with no account required. Most learning progress stays on your device, with optional analytics controls, Premium export and import.

Free to Start
Start learning today with free vocabulary content, Daily Quiz, streaks and the Word of the Day widget (WOTD). Unlock Premium for the complete library of 5,000+ English words, Adaptive Practice Quiz, Vocabulary World, unlimited word access, progress backup and restore, and no content limits, with monthly, annual or lifetime plans.

Whether you are learning English for exams, interviews, university, work, travel or everyday communication, LangBlitz gives you smart flashcards, adaptive quizzes and scientifically designed spaced repetition to build a stronger vocabulary. Download LangBlitz today and start mastering English vocabulary, one word at a time.