Sefiras HaOmer

Orthodox Union has an Email reminder:
https://www.ou.org/sefirah-email/

Hebacl.com has Days of the Omer to download you can also use the site to add a custom calendar on your phone or whatever.  Visit http://www.hebcal.com/hebcal/ for more information.

Sefiras HaOmer If you would like to have a printable Sefiras HaOmer chart, click here: http://www.yucs.org/~dwallach/jewish/omer.pdf