Math
Seeded random number
Generate a reproducible pseudo-random whole number from a numeric seed and range.
Calculators / Everyday / Seeded dice roller
Seeded dice roller calculator
Roll several virtual dice reproducibly from a numeric seed.
On this page
Rolls1, 2
Total3
Calculator controls
How to calculate
Roll several virtual dice reproducibly from a numeric seed.
Advance a deterministic pseudo-random sequence once per die and map each value to 1…sides.
Worked example
Number of dice: 2; Sides per die: 6; Numeric seed: 2026.
Rolls: 1, 2 ; Total: 3 .
Assumptions and limits
This recreational roller is reproducible and not suitable for gambling, security or audited random selection.
Results are rounded for display; calculations use unrounded values. Read our calculation methodology.
Understanding the result
Roll several virtual dice reproducibly from a numeric seed. The displayed figures use the inputs and formula shown on this page.
When this tool is useful
Use the seeded dice roller to compare a scenario, check an estimate, or verify a manual calculation.
Understanding your inputs
| Input | What to enter |
|---|---|
| Number of dice | Enter a number of at least 1 and no more than 20. |
| Sides per die | Enter a number of at least 2 and no more than 1000. |
| Numeric seed | Enter a number of at least 0 and no more than 2147483646. |
Frequently asked questions
What should I check before using the seeded dice roller result?
This recreational roller is reproducible and not suitable for gambling, security or audited random selection.
Is this seeded dice roller result exact?
It is exact for the stated mathematical model and entered values. Real-world results can differ when rates, timing, fees, definitions or measurement conditions differ.