Both help you learn by reading real text and turn the words you look up into reviews. Readlang covers more than 100 languages and has its own reader. Lexigo only teaches English, on any web page, and every feature is free.
Learning several languages? Use both: Readlang for the others, Lexigo for your English.
Both turn what you read into vocabulary. They differ in where you read and in what gets saved.
| Feature | Readlang | |
|---|---|---|
| Reading | ||
| Where you read | Any web page Articles, news, email, docs | Its own reader and the web Its articles, your uploads, a web reader extension and a bookmarklet |
| Looking a word up | Select it A tooltip opens next to the word | Click it Words and phrases, translated inline |
| Languages you can learn | With limits: English only | Yes: More than 100 |
| Translations | Yes: Free Into 19 languages | With limits: Words unlimited Free plan: 10 phrases a day, up to 6 words each |
| AI explanation in context | Yes: Free | With limits: 10 a day on the free plan Unlimited on Premium |
| Your words | ||
| Saving words | Yes: You choose what to keep With its sentence and page (free account) | Yes: Automatic Every word you translate is saved |
| Spaced repetition | Yes: Reviews in the web app | Yes: Flashcards Unlimited on the free plan |
| Export to Anki | No: No export | Yes: Yes |
| Access | ||
| Beyond reading | Weekly news digest At your level, with your own words, plus speaking practice | Video and AI conversation A video player with transcriptions and an AI partner |
| On a phone | With limits: Words and reviews The extension needs a computer | Yes: Reading included Desktop, tablet and mobile |
| Browsers | Chrome, Edge and Firefox | Chrome The one its site names, plus a bookmarklet |
| Price | Free Every feature | Free plan, or from $6 a month Premium $6 a month or $48 a year; Premium Plus $15 a month or $120 a year |
Facts about Readlang checked on November 5, 2026, from its own pages. Something changed? Tell us at hello@lexigo.wiki.
For English, yes: both help you read real text and turn the words you look up into reviews. For any other language, no: Lexigo only teaches English, and Readlang covers more than 100 languages.
It covers far more languages, has a clean reader for its articles and the texts you upload, works for reading on phones and tablets, and exports your words to Anki. It also has a video player with transcriptions and an AI conversation partner.
It stays on the page you are reading, with nothing to import. You choose the words worth keeping, each one keeps its sentence and page, and a weekly news digest at your level uses them. It also runs in Firefox and Edge, and every feature is free.
It has a free plan with unlimited word translations, text uploads and flashcard practice. Its limits are 10 phrase translations and 10 context explanations a day, and word highlighting for 200 words in total. Premium costs $6 a month or $48 a year, and Premium Plus $15 a month or $120 a year.
Yes. Translations, AI explanations, saving words and reviews are all free. Translation, meaning and pronunciation work without an account; a free account adds saving, AI explanations and reviews.
Yes, and it makes sense if you learn several languages: Readlang for the others, Lexigo for your English.
Select any word on a page, understand it on the spot, and keep the ones worth keeping. Free, in Chrome, Edge and Firefox.