Free browser-based security tool

Password Generator Online

Generate strong random passwords online for free. Create secure passwords, memorable passphrases and PINs, check password strength, copy results and download them with fast browser-based processing.

Browser-basedFree password generatorStrength checkerPassphrase + PINNo signup

Privacy-friendly design: This tool is designed for browser-based password generation. Generated passwords are not intentionally stored by SmartTools. Use a password manager to save important passwords safely.

Generator settings

Choose password type, length and character rules. Generated results appear instantly below.

Password length16

Use 16+ characters for important accounts.

Lowercase lettersUppercase lettersNumbersSymbols

Exclude ambiguous characters like 0, O, 1, I and l

Number of results5

Password strength checker

Type or paste any password to estimate strength and get improvement tips.

Very Weak15/100 · 0 bits

• Use at least 8 characters.
• Use 12 or more characters for better protection.
• Use 16+ characters for important accounts.
• Add lowercase letters.
• Add uppercase letters.

How to use Password Generator Online

Choose generator mode

Select Random Password, Passphrase or PIN depending on what you need.

Set length and options

Choose password length, count and character types such as uppercase, lowercase, numbers and symbols.

Generate password

Click Generate to create strong random passwords in your browser.

Check strength

Review strength score, estimated entropy, character mix and suggestions.

Copy or download

Copy one password, copy all generated results or download them as a text file if required.

Use Random Password mode for accounts, admin panels, database credentials, Wi-Fi passwords and API secrets. Use Passphrase mode when you want something easier to remember. Use PIN mode only when a service specifically requires numeric codes.

Longer passwords are usually stronger. For important accounts, use at least 16 characters and avoid reusing passwords across websites. Store important passwords in a trusted password manager.

Generate strong passwords

Create long random passwords using uppercase letters, lowercase letters, numbers and symbols for better protection against guessing and brute-force attacks.

Check password strength

Test password length, character mix, repeated patterns and estimated strength before using a password for important accounts.

Create passphrases and PINs

Generate memorable passphrases from random words or numeric PINs for systems that require number-only access codes.

Best use cases

Create unique passwords for new online accounts.
Generate admin panel and database passwords.
Create Wi-Fi passwords for home, office or guest networks.
Generate temporary passwords for testing and development.
Create memorable passphrases for personal use.
Check existing password strength before changing it.

Password safety tips

Use a different password for every important account.
Prefer passwords with 16 or more characters.
Use a password manager to store important credentials.
Enable two-factor authentication wherever possible.
Do not send passwords over chat, email or screenshots.
Change passwords immediately if an account is compromised.

Important note

This tool helps generate and evaluate passwords, but password safety also depends on how you store and use them. Do not reuse passwords across important accounts.

Generated passwords are visible on your screen. Avoid generating passwords on shared or public devices, and clear the page after use if someone else can access your device.

Password Generator FAQ

Is this password generator free?

Yes. SmartTools Password Generator is free to use online for generating strong random passwords, passphrases and PINs.

Does this tool save my generated passwords?

No. The tool is designed for browser-based generation and does not intentionally store generated passwords. Avoid sharing generated passwords in chat, email or screenshots.

How are passwords generated?

Passwords are generated in your browser using random character selection based on your selected options such as length, uppercase letters, lowercase letters, numbers and symbols.

What makes a password strong?

A strong password is long, random and unique. Using a mix of uppercase letters, lowercase letters, numbers and symbols improves strength, but length is one of the most important factors.

Can I generate multiple passwords at once?

Yes. You can choose how many passwords to generate and copy any result individually.

Can I generate a memorable passphrase?

Yes. Use Passphrase mode to generate a password made from random words. Passphrases are often easier to remember while still being strong when long enough.

Can I check password strength?

Yes. You can type or paste a password into the strength checker to see estimated strength, length, character mix and improvement tips.

Should I reuse generated passwords?

No. Use a different password for every important account. A password manager can help store unique passwords safely.

Can I download generated passwords?

Yes. You can download generated results as a text file if needed, but store that file carefully and delete it when no longer required.

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