Frequently asked questions

RandomFacts.net is a free site with about 2,230 interesting facts across 17 categories—science, history, space, biology, tech, world countries, US topics, and more. Browse, save favorites, quiz yourself, or embed our widget. No account required.

We currently publish about 2,230 facts. Counts grow as we add and refresh content. Use category filters to focus on a topic instead of browsing the full mix.

Yes. Browsing facts, the quiz, favorites (saved in your browser), and the embeddable widget are free—no subscription or paywall.

No. Everything works without an account. Favorites and achievement progress save in your browser’s local storage on that device.

It’s a tool that serves a new true fact on demand. On RandomFacts, tap Random (or Next) to get another fact, optionally filtered by category.

Open randomfacts.net and start discovering—no signup or payment. Filter by category, save favorites, share, or try the quiz anytime.

Tap the heart (Save) on a fact. Open Favorites from the site navigation to review them later. They’re stored only in your browser on that device.

Yes. Each fact card has share actions for X/Twitter, Facebook, Reddit, copy-link, and a customizable image studio (themes + landscape/square/portrait/story sizes) for social media.

Choose a category to limit new facts to that topic, or leave All Facts selected for a mixed feed. Some categories also offer tag filters (for example, specific presidents or countries).

Yes. Use Previous / Next to move through facts you’ve already seen in the current session history.

We don’t lock you to a single daily fact. Each visit you can generate fresh facts on demand—or visit This Day in History for date-based historical events.

Quiz Mode is our free random trivia quiz (also great if you search for random trivias or a random facts quiz). It turns our fact library into True/False or Multiple Choice questions with instant feedback and a running score saved on your device. Filter by category to practice a subject.

Yes. The quiz shows score, questions answered, and accuracy as you play. You can reset anytime to start fresh.

True/False and Multiple Choice. Switch types whenever you like. Questions are generated from our fact database.

A daily page of notable events that happened on today’s calendar date—births, inventions, politics, science, and more—plus related historical facts.

It follows the current date, so the featured events change every day automatically.

Yes. Open the World Countries category, then use country filters to focus on one nation or browse all countries together.

We aim for true, well-known educational facts and correct errors when we find them. Pop-science numbers can still be approximate—for school or published work, confirm details with a trusted primary source.

Main categories include Science, Biology, Space, History, Art, Tech, Fun, Daily Life, US Presidents, US States, USA, World Countries, plus smaller sets like Grocery, Helpful, Impressive, Statistics, and Trivia.

We refresh and expand the library over time. Check the homepage generator or Insights for newer material.

Yes—reach out via our social channels with the fact and a credible source. Suggestions help us improve accuracy and coverage.

Browse Fun, Biology, or Space for lesser-known surprises, or try our Interesting Facts Unknown page. “Unknown” here means uncommon—not unverified.

Use the Biology category for animal and nature facts—from insects and marine life to mammals and birds.

Biology and Daily Life include anatomy and physiology facts (for example, neuron counts and cell turnover). Open Biology and keep discovering.

We don’t have a dedicated Arkansas-only set. Try US States for all-50 coverage, or History/USA for broader American topics.

We don’t generate personal facts about individual users. Biology and Daily Life do include surprising general facts about human bodies and habits.

The US States category has 110 facts spanning all 50 states—geography, history, and distinctive state trivia.

Select US Presidents, then use the Donald Trump tag filter (when available) to see president-specific facts from that category.

The USA category covers American culture, government, innovations, and national landmarks—separate from US Presidents and US States.

USA = general American topics. US Presidents = presidential history. US States = facts about individual states. Use the one that matches what you want to learn.

About 200 facts across 20 countries (roughly 10 each), covering culture, geography, history, and landmarks—UK, Canada, Australia, Japan, Germany, France, India, China, Brazil, and more.

We cover 20 featured countries in World Countries, plus a full USA category. More countries may be added over time based on demand.

Filter World Countries → United Kingdom for UK culture, history, and landmark facts (England, Scotland, Wales, and Northern Ireland topics included).

Yes. Use World Countries filters for Canada or Australia to browse each country’s fact set.

Featured European sets include the UK, Germany, France, Italy, Spain, Netherlands, Switzerland, Sweden, and Norway—open World Countries and pick a filter.

Yes—Japan, China, India, and South Korea are included in World Countries with dedicated filters.

Brazil and Argentina are in the World Countries set. Filter by country to browse each one.

South Africa is included in World Countries today. We’re open to expanding African coverage—send requests via social channels.

Interest is personal. Browse World Countries, heart your favorites, and build your own shortlist—every featured country has a curated set.

Yes. Many country facts mention landmarks and why they matter. Filter by country, then keep discovering until you hit one you want to save.

They’re great curiosity warm-ups—not a guidebook. Use them for trip inspiration, then confirm logistics with up-to-date travel sources.

Yes—as hooks for geography and culture lessons. For graded work, verify details with textbooks or teacher-approved sources.

They’re short, memorable, and filterable by country—built for learning and sharing, not long encyclopedia articles.

We expand country coverage over time. Follow Insights or social channels for additions.

Long-form essays about facts, myths, and curiosity—starting with how to spot viral “facts” that aren’t true.

Random facts are bite-sized cards. Insights are longer reads with context, checklists, and deeper explanation.

We add insights as topics are ready. Check /insights for the latest essays.

Yes. The site is responsive for phones, tablets, and desktops.

You need a connection to load the site. Favorites saved in local storage remain on that device even if you’re briefly offline later.

Current versions of Chrome, Firefox, Safari, Edge, and other modern browsers.

Favorites live in that browser’s local storage. Clearing site data, using private mode, or switching devices/browsers will hide them.

There’s no public API yet. For embeds, use the free widget. Contact us if you need facts for a serious educational project.

Yes—via the free widget (iframe or JavaScript). Open /widget, copy the embed code, and paste it into your page.

Yes. Choose US Presidents, then use president tag filters (when shown) to narrow the feed.

Yes—warm-ups, icebreakers, trivia, and lesson hooks. Content is meant to be family-friendly and educational.

You may reference facts with attribution to RandomFacts.net. For academic or professional work, verify key claims with primary sources.

Yes—facts are written to be educational and appropriate for a general audience. Adults should still preview categories for younger kids.

Try Fun, Animals/Biology, Space, and Daily Life—or our middle-schoolers and students pages for age-friendly browsing.

No account means we don’t ask for a profile. We may use privacy-respecting analytics (aggregated usage). Favorites stay on your device.

We use minimal cookies/storage for essentials and analytics. Favorites use localStorage, not cookies. You can block cookies in browser settings.

Fact IDs (and related saved fact data) in your browser’s localStorage. Nothing is uploaded as a personal profile.

RandomFacts was created because I love random facts and couldn’t find a site that made learning them interactive and fun. Read the full story on the About page.

Reach us through the site’s social links with feedback, corrections, or fact suggestions. You can also learn more on the About page.

There’s no separate app store download. On many phones you can Add to Home Screen for a lightweight app-like shortcut.

A newsletter may come later. For now, follow social channels or Insights for updates.

Share a fact you love, link to the site, embed the widget, or send accurate fact suggestions. Word of mouth helps most.

Open /widget, pick categories in the live builder, then copy the iframe (recommended) or JavaScript embed and paste it into your page. No registration required.

Yes. Pass category or categories parameters in the embed URL to show one topic or a short list.

Yes—free with the small “Powered by RandomFacts” attribution kept visible.

Yes—paste the iframe code into a Custom HTML block or sidebar HTML widget. Details and a live builder are on /widget.

Set the widget category to world-countries (and related options on /widget) to emphasize international facts.

Fresh educational content, higher engagement, mobile-friendly display, and a free backlink—with almost no maintenance.

Yes. It adapts to common phone, tablet, and desktop widths.

Paste the embed into a sidebar HTML/Custom HTML widget and set a sidebar-friendly width (often ~250–350px).

Yes—schools, tutors, and learning sites can embed topic-filtered facts as a free enrichment block.

Yes. The widget is available globally with no geographic lockout.