# DuoCards: Vocabulary Builder

> Language Flashcards & AI

Canonical page: [https://chrome-stats.com/d/id1508159917](https://chrome-stats.com/d/id1508159917)

## Overview

- **ID:** `id1508159917`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** DuoCards s.r.o
- **Category:** Education
- **Rating:** 4.70 / 5 (1,358 ratings)
- **Version:** 1.20.17
- **Last updated:** 2026-08-29
- **First published:** 2020-04-15
- **Size:** 19 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/duocards-vocabulary-builder/id1508159917)
- **Website:** [https://www.duocards.com](https://www.duocards.com/)
- **Privacy policy:** [https://duocards.com/privacypolicy.html](https://duocards.com/privacypolicy.html)

## Description

DuoCards: Language Learning is a Chrome extension that helps you learn a new language or expand vocabulary using spaced-repetition flashcards, video language courses, and an integrated translator. It supports 50+ languages, including English, Spanish, French, and German, and lets you build personalized vocabulary decks with a clear progress dashboard. The interface is clean and easy to use, with swipe-based card learning, on-demand translations, video subtitles, and reading articles to reinforce understanding.

Use is simple: swipe flashcards to mark known or unknown, tap to reveal translations, watch subtitled YouTube videos with on-demand word translations, and read foreign-language articles to practice real-world comprehension. The extension combines flashcards, video subtitled content, and a built-in translator to accelerate learning right in your browser.

## Rankings

- #47,769 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1508159917)