iPun. Its Free
iPun has over 400 funny and cringe worthy puns in 7 categories including: Legal, Medical, Religion, Technical, Animals, Food and Bonus
Tap on a category to get a pun or tap on the arrow for a spin to get a random category
Tap the screen again to toggle between pun intro and pun punch line.
Tap top of screen to return to categories
Its Free. Enjoy!