BlueMountain.com and 123Greetings.com offer free birthday cards online. BlueMountain.com has cards that the user can send by email or that the user can print out and deliver, while 123Greetings.com provides only email birthday cards.
BlueMountain.com offers several categories of birthday cards to email for free. Categories include funny cards, talking cards and seasonal cards, both with and without animation. The printable cards include a color cover with a cover verse and/or an inside verse.
123Greetings.com offers a wide range of email birthday greeting cards, many with animation. Cards are grouped by most popular, most viewed, highest rated and latest. Each card on this site includes a user rating and a percentage of likes.