
Rex says
The fast lane for the math you almost remember from school. Type the numbers, get the answer, move on with your day.
Try a scenario
Click to load — tweak from there.Inputs
Result
Total
8
Individual rolls
3, 5

Psst — share this and help Rex grow
One click, a permanent link with your numbers baked in.
How to use this
- 1Enter how many dice.
- 2Enter sides per die.
- 3Enter re-roll (any number to re-randomize).
- 4Read your total on the right — it updates as you type.
- 5Hit Share to keep the scenario or send it to someone.
About this calculator
Standard tabletop dice roller — supports d4, d6, d8, d10, d12, d20, d100.
