Wechall is a site that gathering data
from many challanges site in purpose to
make a global ranking dbase for the challengers.
If you want that your score will appear in
their calculation you just need to make
there an account, and then link your local
account to your account there.
[In Wechall site: Account=>Link Another Site].
-The Auto update is available, so you don't
need to update your details manually after
you finish a challange.
have a hack day.