How many facts are in the database?

The built-in database contains over 200 interesting facts across six categories: science, history, animals, geography, technology, and food.

Are favorites saved permanently?

Favorites are saved to your browser's localStorage, so they persist between visits on the same device and browser. Clearing browser data will remove saved favorites.

Can I filter by category?

Yes — use the category filter buttons to show only facts from a specific topic such as animals, science, or history.

How do I share a fact?

Click the 'Share' button on any fact card to copy the fact text to your clipboard, ready to paste into a message or social media post.

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Random Fact Generator

Discover interesting random facts across science, history, animals, and more.

ツールを読み込み中…

このツールについて

Explore over 200 carefully curated interesting facts spanning science, history, animals, geography, technology, and food. Click 'New Fact' to get a random fact, or filter by category to explore a specific topic. Like facts to save them to your personal favorites list stored in localStorage, and share any fact as text with a single click. Perfect for trivia nights, icebreakers, or just satisfying your curiosity.

使い方

1 Click 'New Fact' to display a random interesting fact.
2 Use the category buttons to filter facts by topic.
3 Click the heart icon to save a fact to your favorites.
4 Click 'Favorites' to view your saved facts.
5 Click the share icon to copy the fact text to your clipboard.

このツールについて

使い方

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