Codes and Test Data
Random PIN Code Generator
Generate random PIN codes in your browser. Four, six or any digit length, with weak PIN filtering so you never get 1234 or 0000.
Random PIN Code Generator
4 digit PIN
How many PINs
PIN length
Generate a random PIN
This tool creates random PIN codes for phones, cards, locks and app sign in. Choose a length of four, six or eight digits and how many PINs you need, then generate. With avoid weak PINs on, obvious codes are filtered out.
What makes a PIN weak
Weak PINs are the easy guesses: all the same digit like 0000, a straight run like 1234 or 4321, and a short list of very common codes. The tool skips these when the option is ticked, so every PIN it keeps is harder to guess than the defaults most people reach for.
Fair and private
Each digit comes from the browser cryptographic random source, the same source used for security keys, so the PINs are unpredictable. Nothing is sent anywhere, and the codes exist only in the page until you copy or clear them.
Popular generators
Frequently asked questions
What PIN lengths can I make
Four, six or eight digits, covering bank cards, phones and most locks. Generate one PIN or a batch at once.
What does avoid weak PINs do
It skips obvious codes such as 0000, 1234 and other common or sequential PINs, so the result is harder to guess.
Are the PINs random
Yes. Every digit is drawn from the browser cryptographic random source, so PINs are unpredictable and do not follow a pattern.
Do the PINs leave my device
No. They are generated in your browser and nothing you see is sent to a server.
Is it free
Yes, free and with no sign up.
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For one time login codes see the OTP code generator, or a full lock code with the lock combination generator.