โ GAME CENTER -- Play online, chat, invite friends, auto-match with random players
{ Real-time } Play online in real-time
{ Turn-based } Play online at your own pace
โ VERSATILE -- Play offline vs. computer or against another person in 2-player mode
โ CUSTOMIZABLE -- More options than any other backgammon app
Play & learn backgammon at skill levels ranging from beginner to world-class!
Backgammon NJ is a full-featured game which uses an advanced, neural network-based, artificial intelligence. Play against a computer AI, another person in 2-player mode on one device, or online against friends & other players. Using Tutor Mode & Hints, Backgammon NJ can show you how to improve your game!
Discriminating players will appreciate how well the AI plays. It uses a neural network trained on millions of positions, a bearoff database, & a match equity table to achieve strong gameplay that will challenge even expert players.
REVIEWS
"[I] know strong bg play when I see it. This app is the strongest iPhone bg app I've played with by far. It does not cheat period. ...Analyzing these matches with eXtreme Gammon confirms a world class level of play with normal luck factors. If you are losing, get over it. So would 99.9% of the other backgammon players in the world. It is just that good. Learn from it." -Richard Munitz, Giant of Backgammon, #21 world ranking in 2009
"Backgammon NJ plays at an extremely high level with an excellent interface, and I often use it to practice on my iPhone when I am traveling. I recommend it highly to my students and friends." -Phil Simborg, Professional Backgammon Teacher and Player, www.mindgamescenter.com
"I've played over 500 games now; I've checked about 5% of these against World Class Desktop programs (GNU, BGBlitz); and I've actually used some of the competition. NJ has the best interface and has more useful functions than any other backgammon apps out there."
"For serious backgammon players, Backgammon NJ is the way to go." -Macworld.com, May 2012
IS THIS GAME RIGHT FOR YOU?
This game is best for people:
โข Who recognize the strength of neural network backgammon bots
โข Who want to improve their game by playing against a world-class level AI
โข Who will use the in-depth, technical features included in the app to prove that it is honest (https://www.njsoftware.com/note.html)
โข Who won't expect to win consistently on the higher skill levels
FEATURES
โข Neural network-based AI
โข 2 game types: Standard Backgammon or Nackgammon
โข 4 skill levels: Easy, Medium, Hard, Expert
โข Customizable board design & checker colors
โข Mersenne Twister algorithm for random number generation
โข Doubling cube
โข Single games or match play up to 25 points
โข Crawford rule for match play
โข 1-player mode vs. computer
โข 2-player mode on one device
โข Game Center: Play real-time or turn-based online matches with friends & other players
โข Chat with your online opponent
โข Online Elo & Experience leaderboards
โข Block list for auto-match
โข User-friendly, tap-to-move interface
โข Highlighted checker movement options
โข Hint & Undo
โข Learn with Status Meter & Tutor Mode
โข Game & dice stats, including Elo rating & ER
โข Match info: GnuBG ID, win chances, equity, top 10 moves, & cube decisions
โข Email match files
โข Practice mode with unlimited undo (1-player vs. computer)
โข Manual match recording mode with unlimited undo & speed mode option
โข Options to reverse board direction, resign, use one-tap moves, auto bearoff, auto finish, use Jacoby rule, & much more
โข Match analysis (in-app purchase): Analyze past match files, view moves & errors for match, step through match, jump to position, play from position, save match files permanently
IMPORTANT
โข If an online match ends for any reason, you'll receive the Elo pts you deserve. FAQ: https://gamecenter.njsoftware.com
โข Contact us for help: https://contact.njsoftware.com