6 Digit Pin Generator
Use our 6 digit PIN generator for OTP style codes, verifications, and testing. Refresh to get a new pincode and copy it instantly anytime.
Generate Your Pin
What this tool does
Six digits is the modern standard for codes that need to be a little more serious, the one-time codes texted to you during login, the passcode on a newer phone. This tool generates a random 6-digit PIN, anywhere from 000000 to 999999, ready to refresh and copy.
How to use it
A code is ready the instant the page loads. Hit refresh for a fresh six-digit number, and copy to use it. With the length fixed at six, there is nothing to set.
How it works
Each of the six digits is drawn from your browser's cryptographically secure random generator, so the code is genuinely unpredictable and free of any pattern. It is all generated on your device, and nothing is transmitted or kept.
A million codes, and why six won
A 6-digit PIN has a million possible values, a hundred times the 10,000 of a 4-digit code. That extra headroom is why phones quietly moved their default passcode from four digits to six a few years ago, and why verification codes settled on six rather than four.
For one-time codes there is a second layer worth knowing about. The codes texted or shown by an app usually expire within a minute or so and work only once, so even those million combinations are not the only obstacle in an attacker's way. A guesser would have to land on the right code out of a million, and do it inside a tiny window, before it expires. Size plus a short shelf life is what makes these codes so hard to beat.
Where you meet 6-digit codes
Six-digit codes turn up wherever you confirm it is really you: authenticator apps, the codes texted or emailed when you log in, banking app PINs, and the lock screen on most current phones. For the one-time-code case in particular, the expiry time is doing as much work as the digits themselves, which is why those codes are safe even though you only use them for a moment.
Questions people ask
How many combinations does a 6-digit PIN have?
One million, from 000000 to 999999. That is a hundred times the 10,000 of a 4-digit PIN, which is why six digits is the modern default for stronger codes.
Why did phones switch from 4 to 6 digits?
For the extra security. Going from 10,000 to a million possible codes makes a passcode far harder to guess, so phone makers moved their default to six digits to raise the baseline.
Are 2FA codes just 6-digit PINs?
In form, yes, but with a twist: they expire within a minute and can be used only once. That short life, on top of the million combinations, is what makes one-time codes so secure.
Are these codes securely generated?
Yes. Every digit comes from your browser's cryptographically secure random generator, built fresh on your device with nothing sent anywhere.
Sugam Baskota is a senior software engineer and Computer Science graduate from UT Arlington, with interests in user scripts, browser extensions, developer tooling, and productivity systems. He spends time building practical utilities and extensions in the kinds of workflows Eon is designed to simplify. At Eon Tools, he reviews useful, password, and developer tools.