Random Number Generator

Generate one or up to 100 random integers from a custom range using unbiased local browser randomness.

Generate 1–100 integers. Repeated values are allowed.
Generated number

Choose a range, then generate locally.

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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Page-sharing actions use the canonical page URL and do not include inputs or results unless a tool explicitly says otherwise.

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Method & verification

How This Tool Works

Reviewed July 2026

Calculation Method

The tool applies the displayed formula or calculation logic to the values entered and returns a planning result.

Evidence basis

No unrelated authority link is added merely to make this page look sourced. Tool-specific external sources are shown only when they directly support the method, rate, or rule.

Assumptions to Verify

  • Inputs are treated exactly as entered.
  • Verify important decisions with current authoritative information.

Privacy: The calculation runs in this browser. Shared links contain the page address only, not your inputs or results.