Random Dice Roller

Random Dice Roller — Roll Any Dice Online Instantly

The Random Dice Roller lets you roll any standard polyhedral die online — d4, d6, d8, d10, d12, d20, or d100 — with a single click. Roll 1 to 6 dice at once and get individual results plus a combined total instantly. Perfect for tabletop RPGs, board games, math exercises, and any situation where you need a fair random number from a die.

No physical dice needed. Works on any device, completely free, no signup required.

What Is a Dice Roller?

A dice roller is a digital tool that simulates rolling one or more physical dice. It uses a pseudorandom algorithm to produce unbiased results — each face of the die has an exactly equal probability of appearing on every roll, just like a physical die on a flat surface.

Digital dice rollers are used by tabletop RPG players who don't have physical dice nearby, game designers testing mechanics, teachers running classroom probability exercises, and anyone who needs a quick random number within a specific range.

How to Use the Dice Roller

1. Choose your dice type: Select from d4, d6, d8, d10, d12, d20, or d100 using the dice type buttons at the top.
2. Choose how many dice: Select 1 to 6 dice to roll at the same time.
3. Click Roll: Hit the Roll button and your results appear instantly — each die value shown individually, with a combined total if rolling multiple dice.
4. Copy your result: Use the Copy button to copy the total or any individual die result to your clipboard.
5. Roll again: Click Roll again for a new set — no limits.

Dice Types Explained

• d4 (4-sided): Pyramid-shaped die. Values 1–4. Used for small damage rolls in D&D.
• d6 (6-sided): Standard cube die. Values 1–6. Used in most board games and as the default die.
• d8 (8-sided): Octahedron. Values 1–8. Common for weapon damage in tabletop RPGs.
• d10 (10-sided): Decahedron. Values 1–10. Used in percentile rolls and various RPG systems.
• d12 (12-sided): Dodecahedron. Values 1–12. Used for large weapons and special abilities in D&D.
• d20 (20-sided): Icosahedron. Values 1–20. The iconic D&D die for attack rolls and ability checks.
• d100 (percentile): Values 1–100. Used for percentage-based probability checks and random tables.

Use Cases for a Dice Roller

• Tabletop RPGs (D&D, Pathfinder, etc.): Roll attack rolls, damage dice, saving throws, initiative, and skill checks without carrying physical dice.
• Board games: Replace a lost die or roll extra dice when playing games that need multiple dice at once.
• Math and probability: Use in classrooms to demonstrate probability, expected values, and the law of large numbers.
• Decision making: Assign outcomes to numbers and roll to decide — useful for d20 tables, random encounter charts, and creative prompts.
• Game design: Test game mechanics that depend on dice distributions without needing physical prototypes.
• Random number generation:Need a number between 1 and 12? Roll a d12. It's that simple.

Features of the Dice Roller

• Seven dice types: d4, d6, d8, d10, d12, d20, and d100 — all standard polyhedral dice.
• Multi-die rolling: Roll 1–6 dice of the same type per click, with individual results and a combined total.
• One-click copy: Copy the total or any individual die result to your clipboard instantly.
• No registration required: Open the tool and roll — no account, no email, no personal information needed.
• Completely free and unlimited: Roll as many times as you want with no cost and no usage cap.
• Runs in your browser: No server calls — all rolls happen locally and nothing is stored or sent anywhere.

Frequently Asked Questions

What dice types does this roller support?

The dice roller supports d4, d6, d8, d10, d12, d20, and d100 — all standard polyhedral dice used in tabletop RPGs like Dungeons & Dragons and Pathfinder.

Can I roll multiple dice at once?

Yes. Select 1 to 6 dice of the same type. You'll see each individual die result and a combined total.

Are the dice rolls truly random?

Each roll uses JavaScript's Math.random() function — statistically unbiased, with every face having an equal chance on every roll.

Can I use this for Dungeons & Dragons?

Yes. All standard D&D dice are supported: d4, d6, d8, d10, d12, d20, and d100. Roll multiple dice at once for damage rolls or advantage/disadvantage.

Is the dice roller free?

Yes — completely free. No account, no signup, no limits on how many rolls you make.