Frequently Asked Questions

Our SRS algorithm schedules word reviews based on your performance. Words you find difficult appear more frequently, while words you know well are reviewed less often. This optimizes your learning efficiency and long-term retention.

Yes! All core features including word search, definitions, examples, personal word lists, and SRS review are completely free. No registration required to start learning.

No account is required for basic features. However, creating a free account allows you to sync your word lists and review progress across multiple devices.

Our database contains thousands of English words, with a focus on high-frequency vocabulary and IELTS-relevant terms. We regularly update and expand our word collection.

Yes! You can create unlimited custom word lists to organize vocabulary by topic, difficulty level, or your personal learning goals. Lists are saved locally or synced to your account.

Word difficulty is based on multiple factors including frequency of use, complexity of meaning, and typical IELTS level requirements. This helps you focus on appropriate vocabulary for your learning stage.

Absolutely! Our vocabulary database includes words commonly found in IELTS exams, with examples of usage in context. The SRS review system helps you retain vocabulary for exam success.

Word lists you've viewed are cached locally, allowing limited offline access. For full functionality including search and new word discovery, an internet connection is recommended.