Safety checks · free tool

K3 game download: check the file before you install

This site hosts no K3 files. If you have one, see how a file is checked on your phone, and what a match does and does not prove.

Tool · runs in your browserNothing is uploaded

The file stays on your device. It is read by your browser to work out the fingerprint and is never uploaded.

Spaces, colons and capital letters are fine.

Worked example, not your file. A tiny made-up file stands in for an app file here, so you can see what the result looks like. Choose your own file above and this is replaced.

Matcheswhat the checker says about the example file k3-game-example.apk
64characters in a SHA-256 fingerprint (0–9 and a–f)
49 bytessize of the example file (real app files are millions of bytes)
50 4b 03 04first four bytes in hex: how every Android app file begins

k3-game-example.apk is 49 bytes here (a real app file is millions of bytes, but the method is the same). The checker works out its fingerprint, and it is the same 64 characters the publisher printed, so the result is Matches.

The example, step by step
StepWhat the checker shows
The file you havek3-game-example.apk · 49 bytes
Its SHA-256 fingerprinte22b2945 ece56a58 d00d4423 707bb26a 68530fe2 929ac7c0 a5a0bfc3 7fd41ee2
What the publisher printede22b2945 ece56a58 d00d4423 707bb26a 68530fe2 929ac7c0 a5a0bfc3 7fd41ee2
ResultMatches

People search for a K3 game download or APK hoping for a quick install. Files with that name come from chats, adverts and download pages, and the name does not show who made them. The check that works is the same whatever the file: compare its fingerprint with the one its publisher printed, and look at where both came from.

In the example, k3-game-example.apk is 49 bytes long and starts with 50 4b 03 04. It matches the fingerprint the publisher printed, so the result is Matches. That means unchanged since it was fingerprinted. It does not mean the publisher or the app is fine.

The checker is free, needs no sign-in and reads your file on your own phone.

Choose your own file in the box above and the example is replaced by the result for it.

Common questions

Which file is the K3 game?

We cannot say. K3 is a name used for a dice game in several places, and a file called K3 can hold anything. This site hosts no files, so check any file you have against the fingerprint its publisher printed.

What does a matching fingerprint prove?

Only that your file is identical to the one the fingerprint was printed for. It says nothing about who made it, what the app does once it runs, or whether it is the newest version.

Where should the publisher’s fingerprint come from?

From a second place, not the page or chat that gave you the file. If one source hands you both, whoever swapped the file could have swapped the number too, and a match shows only that the download arrived whole.

Does the file I choose leave my phone?

No. Your browser reads the file on your own device and works out the fingerprint there. Nothing is sent to this site or anywhere else, and nothing is stored.

More on the file fingerprint checker

The full tool