PlusMinus: Number Duel

PlusMinus: Number Duel

Crack the secret number

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Free
In-App PurchasesWith Ads

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Details

Released
November 6, 2026
Updated
November 9, 2026

Features

PlusMinus: Number Duel screenshot #1 for iPhone
PlusMinus: Number Duel screenshot #2 for iPhone
PlusMinus: Number Duel screenshot #3 for iPhone
PlusMinus: Number Duel screenshot #4 for iPhone
PlusMinus: Number Duel screenshot #5 for iPhone
PlusMinus: Number Duel screenshot #6 for iPhone
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About

PlusMinus is the classic number-deduction duel – known as "Bulls and Cows" – in a calm, clear design. HOW IT WORKS Each player picks a secret number with different digits. You take turns guessing the other's number. Every guess is evaluated: + for each right digit in the right place − for each right digit in the wrong place Use the clues to close in on the number. Whoever cracks it first wins. You evaluate your opponent's guesses yourself – just like on paper. PlusMinus quietly checks in the background, and in learning mode it shows you where you went wrong. PLAY YOUR WAY • Against the computer – offline, no internet needed, three difficulty levels • With friends – create a game, share the code and play: take turns with up to 24 hours per move, or live with 60 seconds per move • Daily puzzle – a new secret number for everyone every day, 10 tries. Keep your streak going and share your result without giving the number away. Optional daily reminder. • "My games" shows at a glance where it's your turn, and notifications tell you when it's your move. EASY TO READ, EASY TO USE • Large, clear digits – even with large text • Evaluate on a clear number line • Mark digits: private notes for digits you found or ruled out • Statistics for your online games and the daily puzzle • In German, English and Turkish FREE AND PRO Free: play the computer with 4 digits on Normal, start 3 new games with friends per day, and the daily puzzle – with banner ads, never during a game. PlusMinus Pro is a one-time purchase, no subscription: • No ads • Easy and Hard against the computer • 2, 3, 5 and 6 digits • Unlimited new games with friends • Full statistics • Green / orange colours No sign-up: you play with an anonymous account and can delete your account and data in the app at any time.
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What's New in PlusMinus

1.3.0

November 9, 2026

New: rematch in one tap – "Play again" after a friends game, no new code. Sounds and vibration in games (switch them off under text size). Daily puzzle ranking: your place among everyone who solved it today, and how your friends are doing – they only see your name if you switch that on.

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Subscriptions & In-App Purchases

$3.99

PlusMinus Pro

No ads, all levels and digit counts

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