Text & Writing100% Free ToolPopular

Free Random Alphanumeric String & Token Generator Online

Generate cryptographically secure random alphanumeric strings, API tokens, salt keys, and random alphanumeric passwords with custom character sets. — 100% free online utility, zero sign-up, zero paywalls, and private client-side processing.

100% Client-Side0ms Latency
Text Analysis Engine
Characters80
Words10
Lines1
Reading Time~1 min

How It Works

1

Set String Length

Select token length from 8 to 128 characters.

2

Select Character Sets

Toggle A-Z, a-z, 0-9, and special punctuation.

3

Generate Batch

Generate single token or batch of 50 unique strings.

4

Copy Tokens

Copy secure generated tokens with one click.

Frequently Asked Questions

Yes, this tool utilizes the Web Cryptography API (window.crypto.getRandomValues) rather than Math.random(), making output suitable for security tokens and session keys.

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