keypal

As nouns the difference between penfriend and keypal

is that penfriend is a person, often in a foreign country, with whom one exchanges friendly correspondence but whom one never or rarely meets while keypal is the e-mail equivalent of a penpal; someone with whom to exchange e-mail for the simple joy of communicating.

As nouns the difference between keypal and keypad

is that keypal is the e-mail equivalent of a penpal; someone with whom to exchange e-mail for the simple joy of communicating while keypad is a small board with keys primarily used for tactile input into a machine.