Your words, collected
Organize vocabulary collections and import CSV files. The interface supports English and Simplified Chinese.
WORDS THAT STAY WITH YOU
Polarbear Vocab
A new word. A wider world.
THE IDEA
Build your vocabulary, offline and at your own pace.
Make unfamiliar words part of your everyday vocabulary. Polarbear Vocab is a separate, offline-first vocabulary app with collections, practice, and native speech. Bring your own words, revisit mistakes, and make steady room for discovery.
PROJECT SPECIFICATIONS
A closer look. By the numbers.
- Choices per question
- 4
- Four-option vocabulary exercises, with sessions of 10, 20, or 50 words. Source & details ↗
- Days of statistics
- 30
- Review a 30-day view of practice activity alongside your mistakes and history. Source & details ↗
- Playback speeds
- 4
- Listen at 0.5×, 1×, 1.5×, or 2×. CSV import supports Add, Update, and Replace modes. Source & details ↗
Published specifications and documented features. Performance measurements, where available, are labeled separately with their test conditions.
What’s inside
Practice with purpose
Practice with 4 choices and sessions of 10, 20, or 50 words. Revisit mistakes and explore 30-day learning statistics.
Listen offline
Hear words with native offline speech. Current public release artifacts are available for macOS.
HOW IT FITS TOGETHER
Collect or import →Practice →Revisit mistakes →Review history
EXPLORE THE CONCEPT
Illustrative demo · local sample data
A WORD WORTH KEEPING01 / 02
✳
serendipity
/ˌser.ənˈdɪp.ə.ti/
Illustrative preview · This sample stays in this page and is not saved.
MADE FOR
Personal word collectionsOffline practiceListening to pronunciation
Start with the source.
Read the project documentation for supported environments, installation instructions, and current limitations.
Contributions begin with a conversation. Read the repository guidance and open an issue before proposing a large change.