Grow Vocabulary in Context

Vocab Builder simplifies collecting sentences, enriching them with useful information, and syncing them to Anki for memorization.

Input a Sentence

Type or paste in a sentence you want to keep.

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Word Annotation

During the sentence-saving process, you can tap or click any words you are not familiar with to include their phonetic symbols (IPA).

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Ask Questions

If there are parts of the sentence that you don't quite understand, you can ask about them by tapping the question(?) button.

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Audio Support

The app will automatically generate audio for the sentence.

Browse & Search

Navigate to the Browse page to view your sentence collection, and do searches.

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Sync to Anki

You can sync your data to Anki with the help of a browser extension called Vocab Builder Sync.

Free Trial

Every new user automatically receives a 3-day free trial, try out the app and see if it fits your needs.

© 2025-present Adam Hao. All rights reserved.