DuoFacts: Trivia & Fun Facts

The Chillest Cat

In-app purchases

About this app

Did you know that octopuses have three hearts? Or that bananas are berries in botanical terms? DuoFacts turns thousands of surprising facts into quick, bilingual reads.

Dive into thousands of fun facts and random trivia from around the world on bilingual flashcards. Read the same fact in two languages, build vocabulary in context, and pick up general knowledge at the same time.

Turn every subway ride, coffee break, or bedtime scroll into a "Wow, I didn't know that!" moment.

🧠 LEARN A NEW LANGUAGE WITH BILINGUAL FUN FACTS
Every fun fact appears in two languages side by side. Meet words and expressions in context and practice reading at your own pace—without lessons, tests, or study pressure.

⚡ BITE-SIZED KNOWLEDGE IN ABOUT 30 SECONDS
No long articles. Each interesting fact fits on a compact card and takes about 30 seconds to read. Swipe through a few whenever you have a spare minute.

🎯 DISCOVER SOMETHING NEW EVERY DAY
Move from psychology and science to history, nature, and everyday curiosities. Save the facts that surprise you, revisit them later, or share a card when you find something worth talking about. A surprising fact also makes an easy trivia question or brain teaser for friends.

🌈 FACT OF THE DAY WIDGET
Bring a daily fact straight to your Home Screen. Customize the font, background, and widget size to match your style, then discover something new without opening the app.

📚 THOUSANDS OF AMAZING FACTS TO EXPLORE
Choose the topics that match your curiosity:

• Psychology & Human Body: Behavior, memory, emotions, and the brain.
• Science & Space: Discoveries, black holes, physics, and the universe.
• History & Culture: Overlooked events, traditions, and details from the past.
• Animals & Nature: Unexpected abilities and behavior across the natural world.
• Life Hacks & Everyday Knowledge: Useful tips and practical curiosities.
• Creepy & Mysterious: Unsettling facts and unexplained stories.

✨ KEY FEATURES
+ Save favorite facts and return to them anytime.
+ Create stunning quote cards to share on Instagram Stories, TikTok, or WhatsApp.
+ Smart notifications to build a daily learning habit.
+ Smooth swipe interface, perfect for one-handed use on the go.

Download DuoFacts and turn a spare minute into a new discovery. Read fun facts, keep language learning in your routine, and give your curiosity something fresh every day.

Privacy Policy: https://www.phamcham.dev/duofacts/policy
Terms of Use: https://www.phamcham.dev/duofacts/eula

What’s new

Discover fascinating facts and expand your horizons!

What's New
• We've updated and expanded our collection of surprising facts.
• Performance improvements and minor bug squashing.
• I'm traveling the globe to keep gathering fresh knowledge just for you.