Goal: be first to get rid of all your cards.
Your turn: tap or drag a glowing card that matches the top card by color, number or symbol onto the discard pile. No match? Tap the draw pile. If the drawn card fits you may play it, or press PASS.
⊘ Skip next player loses a turn. ⇄ Reverse flips direction. +2 next player draws 2 and is skipped.
★ Wild pick any color. +4 Wild pick a color, next player draws 4 and is skipped.
UNO! When you have 2 cards left, press UNO (or right after playing to 1 card). Get caught and you draw 2. Tap CATCH on a bot who forgets!