Random String Generator

Generate secure, customizable random strings online for free. Perfect for passwords, tokens, API keys, and more. Fast, secure, and works directly in your browser.

String Length:

Number of Strings:

Separator:

Character Types:

Uppercase Letters (A-Z)

Lowercase Letters (a-z)

Numbers (0-9)

Special Characters (!@#$%^&*...)

Exclude Similar Characters (i, l, 1, L, o, 0, O)

Exclude Ambiguous Characters ({ } [ ] ( ) / \ ' " ` ~ , ; : . < >)

Generated Strings

How to Generate Random Strings

Set the desired length for your random strings
Choose how many strings you want to generate
Select which character types to include
Configure additional options (exclude similar/ambiguous characters)
Click "Generate Random Strings" to create your strings

Features

Customizable string length (1-1000 characters)
Generate multiple strings at once (1-100)
Choose character types (uppercase, lowercase, numbers, special)
Option to exclude similar or ambiguous characters
Copy individual strings or all at once
100% free and browser-based

Use Cases

Generate secure passwords
Create API keys and tokens
Generate unique identifiers
Create test data
Generate random usernames

FAQ

Is this tool free to use?

Yes, it's completely free with no hidden charges.

How secure are the generated strings?

Strings are generated using the Web Crypto API, which provides cryptographically strong random values.

Can I customize the character set?

Yes, you can choose which character types to include and exclude similar/ambiguous characters.

What's the maximum length for generated strings?

You can generate strings up to 1000 characters long.

Do I need to install anything?

No, this tool works directly in your browser. No installation required.