A worked example
Two six-sided dice total exactly 7 with probability 6/36 = 16.667%.
ROLLKIND / EVERYDAY TOOLS
Know the odds.Enjoy the roll.
Explore fair dice totals, success pools, advantage and repeated independent chances.
Make a little plan✓ Free to use✓ No uploads✓ Ready to print
MEASURE / PLAN / MAKEA clearer plan starts here.
Made for your browser.
YOUR LITTLE WORKBENCH
ON YOUR DEVICE ✦Dice totals
Loading your local workspace…
THE METHOD / 01
A clear wayfrom start to finish.
Each independent fair die adds its equally likely faces to the current distribution. Sum matching probabilities for the selected comparison.
Keep the assumptions clear
1–12 dice, 2–20 sides, fair independent dice only. Numerical probabilities are rounded for display.
A FEW USEFUL ANSWERS
Good to know.
Are my inputs uploaded?
No. Processing runs locally in your browser. The host still receives normal requests for website pages and assets.
Can I keep my result?
Use the download controls for the current tool or print from your browser. Your valid edits autosave in this browser. Export a JSON backup to move devices; see the privacy page.
Do I need an account?
No sign-up, paid API or subscription is required. Both languages use the same tools. English always opens at the root address.
ROLLKIND / TOOLKIT
A little help for every step.
01
Dice totals
Calculate an exact numerical distribution by discrete convolution.
Open tool02
Success pool
Find the chance of at least k successes across a fair dice pool.
Open tool03
Take high or low
Compare a single die with taking the maximum or minimum of two dice.
Open tool04
Repeated chance
Find the chance of at least one success in independent attempts.
Open tool