Dice Roller / Coin Flip
Roll any dice in dice notation or flip coins, fairly, with your browser's secure random generator
1d6
2d6
3d6
1d4
1d8
1d10
1d12
1d20
2d20
1d100
4d6
1d20+5
How to roll dice or flip a coin online
- Choose Dice or Coin.
- For dice, type them in dice notation (2d6+3, d20, d%) or pick one with a click.
- Roll them, or flip one coin or up to 100.
- See the total, or the heads and tails so far and the longest run.
Questions
What is dice notation?
NdS means N dice of S sides: 2d6 is two six-sided dice, d20 one twenty-sided die, d% a percentile die; add or subtract numbers or other dice, e.g. 1d20+1d4-1.
Are the rolls fair?
Yes, every roll and flip comes from your browser's cryptographically secure generator, each side as likely.
Can I flip many coins at once?
Yes, up to 100, with the shares of heads and tails and the longest run of either.
Does it work for tabletop games?
Yes, all the usual dice are there (d4, d6, d8, d10, d12, d20, d100), with the lowest, highest and average totals of what you roll.