No, you do not have to call "Uno" to win the game.
Yes, in the game of Uno, you must call out "Uno" before playing your last card to alert other players that you are about to win.
When you win a game of Uno, you can say "Uno out" or "Uno!" to let others know you have won.
Yes, in the card game Uno, you have to say "Uno" when you have one card left in your hand in order to win the game.
No, you do not have to play a Wild card in Uno to win the game.
No, you do not have to say "Uno" out loud in order to win the game.
You can call "Uno" when you have only one card left in your hand during a game of Uno.
No, you cannot win a game of Uno by playing a Wild card.
No, you cannot win a game of Uno by playing a Swap Hands card.
When you don't call "Uno" during a game of Uno, you risk being penalized by having to draw more cards.
You can call Uno when you have only one card left in your hand during the game.
You have to call "Uno" when you have only one card left in your hand during a game.
If you don't call "Uno" during a game of Uno, you may be penalized by having to draw extra cards.