Random Number Generator

Generate a random decimal from the minimum up to, but not including, the maximum value.

How to use Random Number Generator

1. Enter Minimum, Maximum. 2. Browser pseudorandom choices are for everyday examples and organisation. Results can repeat between runs; this does not provide a certified lottery, secure secret or audited draw. Display uses up to six decimals; rounding can display an endpoint. Negative bounds are allowed. 3. Select Generate or press Enter from a single-line field. In multiline text fields, Enter inserts a line break. 4. Select Copy result to copy the answer, or Reset to clear the form and result.

Why use this tool?

Use Random Number Generator when you need random number. Browser pseudorandom choices are for everyday examples and organisation. Results can repeat between runs; this does not provide a certified lottery, secure secret or audited draw. Display uses up to six decimals; rounding can display an endpoint. Negative bounds are allowed.

How the calculation works

Choose a floating-point value between ordered finite bounds; equal bounds return that value. Browser pseudorandom choices are for everyday examples and organisation. Results can repeat between runs; this does not provide a certified lottery, secure secret or audited draw. Display uses up to six decimals; rounding can display an endpoint. Negative bounds are allowed.

Example

Worked example: Minimum = 5; Maximum = 5. Result: 5.

Practical tip

Check the random number input and output convention before reusing the result.