Random Negative / Positive Number Generator

Generate negative-only, positive-only, or mixed random values in a range.

Result

-12

Adjust settings below only if needed.

Settings

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Why use this tool?

Useful when you specifically need positive or negative output for score swings, simulations, and game mechanics.

It is designed for fast decisions and clean output: generate instantly, copy results in one click, and fine-tune settings only when needed. This keeps the experience simple for casual use while still giving you precision controls for testing, teaching, and workflows.

Frequently asked questions

Does mixed mode include zero?

Yes, zero can appear in mixed mode when it is inside the selected range.

Can I generate only negative numbers?

Yes. Select negative mode and define a range that includes negative values.

Can I force positive-only output?

Yes. Choose positive mode to return only numbers greater than zero.

Why do I get mode/range errors?

The selected sign mode may conflict with the range. Expand the range or switch modes.