Choose a die, then roll locally.
Rolled locally in your browser — nothing is sent to a server.
For casual decisions and simulations only. Not for regulated gaming, lotteries, audits, certifications, or cryptographic key generation.
This tool runs locally in your browser. Inputs and results are not transmitted or retained by BoringToolsKit.
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More options
What does this calculator estimate?
Dice roller: roll D6, D20, or any dice online with instant random results, per-die breakdown, and totals. Free, private, runs in your browser, no signup.
How this calculator works
Formula
Each die shows a uniform random integer from 1 to its side count; the total is the sum of all dice, with optional per-die modifiers.
Worked example
The default roll of two six-sided dice produced a total of 6; each face had a 1-in-6 chance.
Assumptions to verify
Frequently asked questions
What is a dice roller?
A dice roller is a free, no-signup browser-based tool that lets you roll virtual dice instantly without creating an account or sharing any personal data.
Do I need to sign up to use the dice roller?
No, the dice roller works entirely in your browser with no signup, no downloads, and no personal information required.
Is my data safe when using the dice roller?
Yes, the dice roller runs locally in your browser and does not store any data, ensuring complete privacy and no tracking.
Cite this tool
BoringToolsKit. “Dice Roller.” boringtoolskit.com/dice-roller/ (reviewed July 2026). Free to reference in articles, syllabi, and answer posts with a link.
Privacy: Inputs and results stay in this browser. Any future sponsored recommendation or advertisement will be clearly labeled and kept separate from the calculation.