๐ฒ Fun
Free fun tools: dice roller, coin flip, random number generator, and more. All run locally in your browser.
Random pickers, dice and coin flips, name draws, party games, novelty calculators โ the tools you open when the meeting needs a fair decision or the evening needs a winner. Instant, ad-hoc and surprisingly practical.
Every draw uses the browserโs random source, and results appear only on your screen. Use them for classroom picks, team assignments, giveaways or settling whose turn it is to pick the movie.
Tools cover random draws and pickers, games of chance (dice, coins, spinners), name and team generators, and just-for-fun novelty calculators.
๐ช Planet Physics
How Many Balloons to Lift You on Each Planet
How many helium balloons would lift you on the Moon, Mars or Jupiter? Calculate
Fall Time from Any Height on Every Planet
How long does it take to fall 100 metres on the Moon, Mars or Jupiter? Calculate
How Tall Would You Grow on Other Planets?
How tall would you grow on Mars, the Moon or Jupiter? Estimate generational heig
Sneeze Distance on Other Planets
How far does a sneeze travel on the Moon, Mars or Jupiter? Calculate droplet ran
๐พ Pet Age Calculators
Cat Age Calculator
Calculate your cat's age in human years with our free cat age calculator. Based
Dog Age Calculator
Calculate your dog's age in human years with our free dog age calculator. Uses A
Hamster Age Calculator
Calculate your hamster's age in human years with our free hamster age calculator
Parrot Age Calculator
Calculate your parrot's age in human years with our free parrot age calculator.
Rabbit Age Calculator
Free online rabbit age calculator. Convert your rabbit's age into human years us
๐ Holidays & Milestones
Halloween Costume Budget Calculator
Free Halloween costume budget calculator. Enter adults, kids, and costume approa
Senior Celebration Calculator
Find the Japanese longevity celebration (้ทๅฏฟ็ฅใ) for any age: ้ๆฆ60, ๅคๅธ70, ๅๅฏฟ77, ๅๅฏฟ
Thanksgiving Turkey Calculator
Free turkey calculator for Thanksgiving. Enter guest count and appetite level to
๐ฒ Everyday Fun
Japan Onsen Lookup
Look up Japanese hot spring (onsen) spring qualities: the 10 legally defined typ
Japanese Name Fortune
Try seimei handan (ๅงๅๅคๆญ), the Japanese name fortune telling by kanji stroke coun
Life-Event Bundle
One hub for Japanese ๅ ๅฉ่ฌ็ฅญ ceremonies: wedding goshugi, funeral kouden, noshi lab
Bingo Card Generator
Free online bingo generator. Create random 5x5 bingo cards instantly for classro
BrainBurst 3in1
Train memory, reaction speed and focus in just 3 minutes a day. BrainBurst 3in1
Coin Flip
Flip a virtual coin online for free. Get instant Heads or Tails results with a f
Dice Roller
Roll virtual dice online for free. Supports D4, D6, D8, D10, D12, D20, and D100.
Emoji Picker
Free online emoji picker. Browse emojis by category, search by keyword, and copy
Hangman Game
Free online hangman game. Guess the hidden word letter by letter before the hang
Random Japanese Address Generator
Generate realistic fictional Japanese addresses for testing: random prefecture,
Magic 8-Ball
Ask the Magic 8-Ball any yes-or-no question and get an instant answer. A free on
Memory Match
Free online memory match game. Flip cards and find all matching pairs, tracking
Morse Code Translator
Translate text to Morse code and Morse code to text instantly. Supports A-Z lett
Name Picker
Free online name picker. Enter names, pick random winners without repeats, great
Number Memory Game
Train your memory with our free Number Memory Game. Memorize increasingly long n
Pomodoro Timer
Free online Pomodoro timer. Work 25 minutes, break 5 minutes, with customizable
Reaction Time Test
Test your reaction time in milliseconds with our free online reflex test. Click
Rock Paper Scissors
Play Rock Paper Scissors online for free against the computer. Track your wins,
Spin the Wheel
Spin a virtual wheel to make random decisions and picks. Enter your options and
Online Stopwatch
Free online stopwatch. Start, pause, reset, and record laps with millisecond pre
Tic-Tac-Toe
Play free Tic-Tac-Toe online against a smart computer opponent. You play as X in
Truth or Dare
Free online Truth or Dare game. Draw random truth questions and dare challenges
Word Scramble
Free online word scramble tool. Scramble letters of any word or phrase instantly
Frequently asked questions
Are these fun tools free?
Yes โ all of them, no sign-up, straight in your browser.
Are the random draws fair?
They use the browserโs built-in random generator, which is well suited to games, classrooms and giveaways.
Can I use them for a raffle or giveaway?
For casual draws, absolutely. For legally regulated lotteries, use the official channels of your jurisdiction.
Do you log the results of my draws?
No. Everything happens locally โ results are shown once, on your screen, and nothing is transmitted.
Can I share a draw with friends?
Yes: run the tool together on one screen, or copy the result and paste it into your group chat.