Expand your vocabulary

with the Underline app

Translate, save a word, and memorise the vocabulary that you need on your daily basis.

ALUMNS

alumns of huge thingalumns of google for startups
underline flashcard learning language app
underline flashcard learning language app

Translate and save words in the extension

underline chrome extension flashcards makerTry it for free

ALSO WORKS IN

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Learn with the mobile app

English

Spanish

Italian

Ukrainian

French

German

Japanese

Chinese

Russian

Portuguese

Dutch

Swedish

Norwegian

Polish

Greek

Danish

Czech

Hungarian

Romanesque

Finnish

Bulgarian

Estonian

Lithuan

Latvian

Slovak

Slovenian

HOW IT WORKS

Check in practice

ABOUT UNDERLINE

Why Underline?

browser integration with the mobile app

Fast context translations

Translate words and sentences that you don’t understand, while browsing the Internet.

smart analysis in english practise app

Personalized vocabulary base

Build an individual vocabulary base with ready-made usage examples based on your previous translations and content you read.

mnemonics in learning process of spanish french

Productive studying

Learn new vocabulary using your personal words base, that you really need in your daily work.

HOW IT WORKS

Translate words and save them with our Chrome extension

Translate words that you don't know while working on the computer.

Build your own flashcards’ base, available on your mobile.

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flashcards language learning mobile app

HOW IT WORKS

Learn vocabulary in a learning mode

Learn the vocabulary you actually need in your daily work by using your personalized words base.

flashcards language learning mobile app

HOW IT WORKS

Use the mobile translator

Translate and save words at any time using the handy translator included in the mobile app.

mobile language translator with dictionary
mobile language translator with dictionary
english business vocabulary in mobile app

HOW IT WORKS

Monitor your progress and set new goals

Set learning goals and then monitor your weekly activity in your user profile on the mobile app.

CUSTOMER REVIEWS

Check our customers reviews

I come to the conclusion that I love your tool. I love this how it's helpful during reading science articles

Arkadiusz

Underline is an application that has been missing on the market. Now I have one common tool that I use on my phone and in my browser. I really appreciate the synchronization of the plugin with the app and the modern and friendly design of the Underline tool.

Olga

Underline allowed me to finally remember words. Thanks to the plugin in the browser, saving them is completely simple and fast. I sincerely recommend anyone who wants to learn vocabulary in this interesting way. Applause for this idea!

Paweł

Pricing

Available plans

By downloading the Underline mobile app, you get a browser plugin for  FREE!

Freemium

For free

For those who want to start learning

Mobile app

Multiple languages to learn

30 flashcards to use

Flashcards learning mode

Handy mobile translator

Access to the extension’s vocabulary base

Vocabulary listening feature

Chrome Extension

Multiple languages for translation

Contextual Vocabulary Translation

Creating a personalized vocabulary base

Vocabulary listening feature

Half year

Recommended

$19,99/ 6 months

For those motivated to learn

Mobile app

Multiple languages to learn

Unlimited number of flashcards

Different learning modes

Handy mobile translator

Access to the extension’s vocabulary base

Vocabulary listening feature

Chrome Extension

Multiple languages for translation

Contextual Vocabulary Translation

Creating a personalized vocabulary base

Vocabulary listening feature

Monthly

$5,99/ month

For those motivated to learn

Mobile app

Multiple languages to learn

Unlimited number of flashcards

Different learning modes

Handy mobile translator

Access to the vocabulary database from the plugin

Vocabulary listening feature

Chrome Extension

Multiple languages for translation

Contextual Vocabulary Translation

Creating a personalized vocabulary base

Vocabulary listening function