Free Online Password Generator

Generate random passwords or passphrases locally in your browser. Choose password length and character options, then copy the result for use in your accounts. Generated passwords are not sent to our servers.

Click Generate Below
Estimated Password Entropy: 0 bits Estimated Strength: -
This estimate assumes randomly generated characters from the selected character set. Strength estimates are approximate and depend on how a password is stored, protected, and attacked.

Password Options

How to Generate a Password

Creating a random password is simple:

1

Choose Length and Options

Select your desired password length (4-64 characters) and choose which character types to include.

2

Select Character Types

Check uppercase, lowercase, numbers, and symbols. More variety can increase the possible character combinations.

3

Generate & Copy

Click Generate to create a new password. Click Copy to save it to your clipboard.

Why Use This Password Generator?

Local Generation

Passwords are generated in your browser and are not sent to our servers.

Custom Options

Choose password length, uppercase letters, lowercase letters, numbers, symbols, and other available options.

Easy Copying

Copy a generated password directly to your clipboard when you are ready to use it.

No Registration Required

Use the generator without creating an account or providing an email address.

Works on Modern Devices

The tool is designed for modern desktop and mobile browsers. Available features may vary by browser and device.

Free to Use

Generate passwords without registration or hidden charges.

Understanding Password Length and Randomness

A password is generally harder to guess when it is longer and uses a wider variety of characters. Randomly generated passwords can include lowercase letters, uppercase letters, numbers, and symbols.

A common theoretical estimate for a randomly generated password is: H = L × log₂(R)

Where:

For example, a password generated from a larger character set can have more possible combinations than one generated from lowercase letters only. However, this is only an estimate. Real-world security also depends on whether the password is unique, whether the website uses strong password hashing, whether multi-factor authentication is enabled, and whether the password has appeared in a data breach.

Use a unique password for every important account. A password manager can help you store long, random passwords safely.

How Passwords Are Generated

For secure password generation, a browser should use its built-in cryptographic random number generator, such as the Web Crypto API. This provides stronger randomness than ordinary non-cryptographic random functions.

If this tool uses crypto.getRandomValues(), generated characters are selected using the browser's cryptographic random source. The password is generated locally in your browser and is not sent to our servers.

No password generator can protect an account by itself. Use a unique password, enable multi-factor authentication where available, and avoid sharing passwords through messages or email.

Frequently Asked Questions

Is this password generator free to use?

Yes. The tool is free to use without registration or hidden charges.

Are generated passwords sent to your servers?

The tool is designed to generate passwords locally in your browser. Generated passwords are not sent to our servers.

How long should my password be?

For important accounts, use a long and unique password. Many security services recommend using at least 12 characters, although longer random passwords or passphrases can provide better protection.

Should I use the same password on multiple websites?

No. Use a different password for each account. Reusing passwords can put multiple accounts at risk if one service experiences a data breach.

Is a password generator enough to protect my account?

A strong password is important, but account security also depends on using multi-factor authentication, avoiding phishing links, keeping recovery details secure, and using a unique password for every account.

What is a passphrase?

A passphrase is a longer password made from multiple random words. It can be easier to remember than a random string while still being strong when the words are selected randomly.

What does "Exclude Similar Characters" mean?

This option removes characters that can look alike, such as O, 0, l, 1, and I, making the password easier to read and type.

Should I save passwords in my browser or a password manager?

A trusted password manager can help create, store, and fill unique passwords. Review its security features and use multi-factor authentication for the password-manager account.

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