Mod --> Time spend on forum

[Stefan118]

I am looking for a mod that tells me how long a member has been on the forum.
I know, if that mod exists, the counter starts from the moment i install it, so for older members it is incorrect.

Example of what i mean:

[Stefan118]

so, i guess there is not....

[ForceHSS]

Never seen a mod like this. Have you tried searching for it

[Stefan118]

Yes i did search, but found not what i wanted.
The mod i showed in the picture is not on a vBulletin forum, and i don't even know if it is a mod or standard on that forum software.

[ForceHSS]

Have you tried asking the owner of that forum where he got it