Curioo: English Expressions

Why does English rain “cats and dogs,” while French speakers “give their tongue to the cat”?

Curioo turns idioms into stories you’ll understand, remember, and want to share. Explore 1,000+ French, English, and Spanish expressions and discover what they reveal about each language and culture.

MORE THAN A DEFINITION

• Understand every meaning through clear explanations.
• Uncover the origin and story behind each expression.
• Learn when and how to use it with real-life examples.
• Compare equivalents across French, English, and Spanish.
• Save your favorites and find them again in seconds.

LEARN BY PLAYING

Challenge your memory with quizzes and games built around images, context, translation, deduction, and survival. Level up, earn badges, keep your daily streak going, and track your progress.

YOUR DAILY DOSE OF CURIOSITY

Discover fresh expressions every day and schedule a reminder for a time that works for you. Search by language, theme, or culture, then explore immersive stories at your own pace.

MADE FOR

• Language learners building real-world French, English, or Spanish vocabulary.
• Curious minds who love words, surprising stories, and culture.
• Students, travelers, and quiz lovers.
• Anyone who wants to speak more naturally and broaden their cultural knowledge.

Download Curioo and uncover the story hidden behind the words.

Curioo is free to download. Some expressions, stories, games, and customization options require an optional Curioo Premium subscription. The price and duration are shown before purchase confirmation. The subscription renews automatically and can be managed or canceled at any time in your Google Play account subscriptions.

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