Cool websites worth a bookmark

Small, clever corners of the internet you probably haven't seen. 32 sites, all free to try, most with no sign-up.

Site of the month BoldOpinion Drop a hot take. Let strangers rule Yeah or Nah. Post an anonymous hot take of up to 280 characters with no sign-up, no names and no links. Strangers vote Yeah or Nah, and you see the split. Topics run from food to tech to dating. Visit boldopinion.io

Fun and games

Eithereither.io Would you rather, with the whole internet voting A giant would-you-rather game. Pick one of two impossible options, see how everyone else voted, read the best arguments for each side, then tap through to the next. Try this Answer questions until you land on one where you're in the minority.

Little Alchemy 2littlealchemy2.com Start with four elements. Build the whole world. A combining game: drag air, earth, fire and water onto each other to discover new items, then mix those into more. Every discovery comes with a short, funny description. Try this Combine water and fire, then keep mixing whatever appears until you make something alive.

Wikitriviawikitrivia.tomjwatson.com Put history in order, one card at a time A trivia card game built from Wikipedia data. Each card is an event, book, invention or artwork, and you drag it into the right spot on a growing timeline before your lives run out. Try this Start Free Play on Normal and see how long your timeline gets before you run out of lives.

Pointer Pointerpointerpointer.com Somebody, somewhere, is pointing at your cursor Hold your mouse still anywhere on the page and the site finds a photo of a real person pointing exactly at it. Move, wait, repeat. Try this Park your cursor in the far corner of the screen and wait for the photo.

Explore the world

Radio Gardenradio.garden Spin the globe, tune into live local radio A 3D globe covered in green dots, each one a live radio station. Drag the world around, tap a dot and you're hearing whatever is on air there right now. Try this Spin to a country you've never visited and tap the smallest town you can find.

earthearth.nullschool.net Watch the planet's winds move in real time An animated globe of wind, weather, ocean currents and air pollution, drawn from forecast data and updated every three hours. Switch modes to see waves, temperature and more. Try this Tap earth in the corner, switch to Ocean mode and watch the currents swirl.

The True Size Ofthetruesize.com Drag countries around and break your mental map Type in a country, then drag it across the map to compare its real size with other places. Shapes stretch and shrink as they move, exposing how flat maps distort the world. Try this Search for Greenland and drag it down to the equator next to Africa.

Mini Tokyo 3Dminitokyo3d.com Tokyo's trains, moving live in 3D A real-time 3D map of Tokyo's public transport. Trains glide along their real lines as they run, with live status alerts and a clock showing local Tokyo time. Try this Zoom into Tokyo Station, then tap a moving train to follow it along its route.

Submarine Cable Mapsubmarinecablemap.com The undersea cables that carry the internet An interactive map of the world's major undersea cable systems and the stations where they come ashore. Click any line to see where it runs and which places it links. Try this Click the cable that lands closest to your city and follow where it goes.

Learn something

The Puddingpudding.cool Visual essays that make data feel personal An online publication that explains ideas with visual essays: scrolling stories full of charts, maps and interactive bits about music, language, culture and everyday life. Try this Open the newest story on the homepage and scroll until you hit something you can click.

The Evolution of Trustncase.me A playable lesson on why people trust (or don't) An interactive guide to the game theory of trust. You play rounds of a simple cooperation game against different characters, then watch whole populations of them evolve. Try this Play the first round against every character before you peek at who is winning. Seeing Theoryseeing-theory.brown.edu Probability and statistics you can poke at A visual introduction to probability and statistics in six chapters, from coin flips and expectation to Bayesian inference and regression, with animations you control. Try this Open Basic Probability and keep flipping the coin until the results settle down. Learning Musiclearningmusic.ableton.com Learn how music works by making it Free, hands-on lessons on beats, notes, scales, chords, basslines, melodies and song structure. You build each idea yourself on grids that play back instantly in your browser. Try this Start with Make beats and build a backbeat before you read a single explanation.

Keybrkeybr.com Typing lessons that zero in on your weak keys A typing tutor that starts you on a few letters and adds more as you get faster. It tracks every key and builds practice text around the letters that slow you down. Try this Do a few short lessons, then open your stats to see which keys are dragging you down.

Musicmapmusicmap.info A family tree of popular music genres A giant interactive map of popular music genres, from blues and gospel to techno and metal, showing how each style grew out of the others, with history and examples. Try this Find a genre you love and follow its lines backward to see where it came from.

Make something

Silkweavesilk.com Draw glowing, mirrored art with zero skill A generative art toy. Drag a finger or mouse and flowing, silk-like strands appear, mirrored around the center with soft music. Swap colors and symmetry, then save the picture. Try this Turn on spiral mode, pick two colors and draw slow circles near the center.

Patatappatatap.com Every key is a sound and a burst of color A sound-and-animation keyboard. Press any letter from A to Z, or tap the screen on a phone, and each one plays a sound with its own colorful animation. Space switches the sound set. Try this Tap out a rhythm on a few letters, then hit the space bar and play it again with new sounds.

Groove Pizzaapps.musedlab.org Make drum beats by topping a pizza A circular drum machine. Each slice is a beat, and toppings are drum hits. Start from a preset pizza or drag shapes like triangles and squares onto it to build a groove. Try this Open Shapes, drag a triangle and a square onto the pizza and press play.

Klekikleki.com A real painting app that opens in one click A free paint tool in the browser with brushes, layers, a color picker and a stabilizer for smoother lines. Sketch, paint or touch up an image and save it when you're done. Try this Pick the pen brush, turn up the stabilizer and try to draw a perfect circle.

Sandboxelssandboxels.r74n.com Pour, burn and explode hundreds of materials A falling-sand simulator with over 500 elements. Drop water, lava, plants, animals or explosives on the canvas and watch them flow, react, heat up and burn. Try this Build a wall of sand, pour water behind it, then drop lava on top.

Relax and focus

Moodistmoodist.mvze.net Mix your own background noise from 84 sounds An ambient sound mixer with 84 sounds, from rain on a tent and a campfire to cafe chatter, trains and brown noise. Switch on a few, set each volume and let it play. Try this Layer Rain on Window, Campfire and Library, then close your eyes for a minute.

tree.fmtree.fm Listen to real forests from around the world Press play and hear a forest somewhere on Earth, recorded by people around the world. Each one comes with a calming photo, and a random button jumps you to the next woods. Try this Hit Listen to a Random Forest and guess the country before you look.

I Miss My Cafeimissmycafe.com Coffee shop ambience, minus the coffee bill A virtual cafe soundscape. Mix the barista, drink prep, clinking cups, other customers and machinery, add a rainy or sunny day or a fireplace, plus an optional playlist. Try this Turn up Rainy Day and Coffee Cups, lower the chatter, then start your to-do list.

WindowSwapwindow-swap.com Look out a stranger's window, anywhere on Earth Press a button and you're looking through someone's window in another country, with real video and sound from their view. Press again for a new one, or share your own. Try this Open a window, turn the sound on and leave it running in a corner of your screen. Zoomquiltzoomquilt.org An infinitely zooming painting, since 2004 A collaborative painting that zooms in forever. Each scene hides the next one inside it, painted by a group of illustrators so the loop never seems to end. Try this Let it zoom through a full loop, then hold the down arrow to travel back out.

Handy tools

PairDroppairdrop.net AirDrop for every device, right in the browser Open the page on two devices on the same network and they appear to each other. Tap one to send photos, videos, PDFs or text, peer to peer. Pair devices to share across networks. Try this Open it on your phone and laptop at the same time and send a photo across.

Just the Recipejusttherecipe.com Recipes without the life story Paste the link to a recipe page and get back just the ingredients and instructions. No pop-ups, no ads, no scrolling past someone's summer in Tuscany. Try this Copy the link to the last recipe you gave up on and paste it in.

ToS;DRtosdr.org Terms of service, graded A to E Short for Terms of Service; Didn't Read. Search a website or app and see a letter grade plus plain-English points about what its terms let it do with you and your data. Try this Search the app you use most and read its worst point before you hit Agree again.

OneLook Thesaurusonelook.com Find the word on the tip of your tongue A reverse dictionary and thesaurus. Describe what you mean in plain words, like "ringing in the ears", and it lists matching words you can sort and filter. Try this Type a clumsy description of a word you can't remember and scan the top results.

Every Time Zoneeverytimezone.com Time zones on one slider, not in your head A visual time zone converter. Cities sit in stacked rows and one slider shows what time it is everywhere at once, so you can find a meeting slot that works for everyone. Try this Drag the line to 9 a.m. your time and see who on the list is still asleep.

Spliitspliit.app Split group expenses with no account at all Create a group for a trip, a shared flat or a gift, log who paid for what, and it works out who owes whom. Share the link and everyone can add expenses. Try this Make a group for your next dinner out and split one bill by shares.

Guides

Cool websites 10 Fun Websites to Visit When You're Bored (2026) Your feed has been scrolled dry and it's barely mid-afternoon. Good news: the internet still has weird… Read the guide Cool websites Where to Post Unpopular Opinions Anonymously (2026) You have a take. Your friends are tired of hearing it. Time to let total strangers decide whether you're a… Read the guide Cool websites 10 Useful Websites You Didn't Know Existed (2026) You've been emailing files to yourself and scrolling past recipe essays like that's normal. It doesn't have… Read the guide

Questions people ask

What are some cool websites to visit?

Start with BoldOpinion: Post an anonymous hot take of up to 280 characters with no sign-up, no names and no links. Strangers vote Yeah or Nah, and you see the split. Topics run from food to tech to dating. Then pick a mood: games and toys, maps and live radio from around the world, interactive explainers, music and drawing toys, calm soundscapes or handy free tools.

Are these websites free?

Every site on this page is free to try in your browser. Most need no sign-up at all, and many work just as well on a phone.

How do you choose the sites?

We look for small, clever sites most people have not found yet, check that each one loads and works this month, and leave out the famous ones you already know.

Can I suggest a website?

Yes. Send it through the suggestion form and we will take a look at it for the next update.

Know a site that belongs here? Suggest it.