Painless - Vocabulary Builder

Painless is a fresh, stress-free way to master English vocabulary. Flip through vocab cards with a swipe, skip manual tagging of ‘known’ or ‘unknown,’ and let a smart memory algorithm tailor your stream based on how you interact with each word.

It pairs a rich word bank—roots, affixes, collocations—with contextual reading, so you learn words in meaningful settings. Suitable for learners from elementary to university level and for major tests like TOEFL, IELTS, GMAT, GRE, and SAT; learn at your own pace with progress that feels effortless.