Comparison

Backgammon NJ vs Backgammon NJ HD

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Backgammon NJ

Engage in classic backgammon against a sophisticated AI, a friend on the same device, or players worldwide. Improve your skills with tutor mode and hints, and customize your game experience.

Highlights
  • Neural network AI opponent
  • Online multiplayer (real-time & turn-based)
  • Local 2-player mode
  • Tutor Mode and Hints
  • Customizable board and checkers
  • Match play up to 25 points
  • Game Center integration
Features
Read full description

● 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 ● VERSATILE -- Play offline vs. computer or against another person in 2-player mode ● 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: • Who recognize the strength of neural network backgammon bots • Who want to improve their game by playing against a world-class level AI • Who will use the in-depth, technical features included in the app to prove that it is honest (https://www.njsoftware.com/note.html) • Who won't expect to win consistently on the higher skill levels FEATURES • Neural network-based AI • 2 game types: Standard Backgammon or Nackgammon • 4 skill levels: Easy, Medium, Hard, Expert • Customizable board design & checker colors • Mersenne Twister algorithm for random number generation • Doubling cube • Single games or match play up to 25 points • Crawford rule for match play • 1-player mode vs. computer • 2-player mode on one device • Game Center: Play real-time or turn-based online matches with friends & other players • Chat with your online opponent • Online Elo & Experience leaderboards • Block list for auto-match • User-friendly, tap-to-move interface • Highlighted checker movement options • Hint & Undo • Learn with Status Meter & Tutor Mode • Game & dice stats, including Elo rating & ER • Match info: GnuBG ID, win chances, equity, top 10 moves, & cube decisions • Email match files • Practice mode with unlimited undo (1-player vs. computer) • Manual match recording mode with unlimited undo & speed mode option • Options to reverse board direction, resign, use one-tap moves, auto bearoff, auto finish, use Jacoby rule, & much more • 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 • If an online match ends for any reason, you'll receive the Elo pts you deserve. FAQ: https://gamecenter.njsoftware.com • Contact us for help: https://contact.njsoftware.com

About

Backgammon NJ HD

Play backgammon against a powerful AI, a friend on the same device, or players worldwide. Improve your skills with tutor mode and detailed analysis. Offers customizable options and supports all iOS devices.

Highlights
  • Neural network AI
  • Online multiplayer (real-time & turn-based)
  • 2-player mode on one device
  • Tutor Mode & Hints
  • Customizable board and checkers
  • Match play and single games
  • Game Center integration
Features
Currently charting
Read full description

● 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 ● VERSATILE -- Play offline vs. computer or against another person in 2-player mode ● CUSTOMIZABLE -- More options than any other backgammon app ● UNIVERSAL -- Supports iPad, iPhone, & iPod touch Play & learn backgammon at skill levels from beginner to world-class! Backgammon NJ HD 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 & others. Using Tutor Mode & Hints, Backgammon NJ HD 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 & friends." -Phil Simborg, Professional Backgammon Teacher & 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 & 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: • Who recognize the strength of neural network backgammon bots • Who want to improve their game by playing against a world-class level AI • Who will use the in-depth, technical features included in the app to prove that it is honest (https://www.njsoftware.com/note.html) • Who won't expect to win consistently on the higher skill levels FEATURES • Neural network-based AI • 2 game types: Standard Backgammon or Nackgammon • 4 skill levels: Easy, Medium, Hard, Expert • Customizable board design & checker colors • Mersenne Twister algorithm for random number generation • Doubling cube • Single games or match play up to 25 pts • Crawford rule for match play • 1-player mode vs. computer • 2-player mode on one device • Game Center: Play real-time or turn-based online matches with friends & other players • Chat with your online opponent • Online Elo & Experience leaderboards • Block list for auto-match • Tap-to-move interface • Highlighted checker movement options • Hint & Undo • Learn with Tutor Mode • Game & dice stats, including Elo rating & ER • Match info: GnuBG ID, win chances, equity, top 10 moves, cube decisions • Email match files • Practice mode with unlimited undo (1-player vs. computer) • Manual match recording mode with unlimited undo & speed mode option • Options to reverse board direction, resign, use one-tap moves, auto bearoff, auto finish, use Jacoby rule, & much more • 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 • If an online match ends for any reason, you'll receive the Elo pts you deserve. FAQ: https://gamecenter.njsoftware.com • Contact us for help: https://contact.njsoftware.com

Screenshots

Backgammon NJ4 screens
Backgammon NJ HD4 screens

Verdict

The call

The clearest difference is update cadence: Backgammon NJ at every 9 days against Backgammon NJ HD's every 5 months. Backgammon NJ also leads on price ($4.99 vs $7.99). On rating, review sentiment, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Backgammon NJ costs $4.99 and Backgammon NJ HD $7.99 up front. Backgammon NJ sells 3 one-off in-app purchases and Backgammon NJ HD sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for Backgammon NJ against 4.5 for Backgammon NJ HD. Both are backed by a comparable volume of ratings — 1.5K and 3.6K respectively. Written reviews are what separate them: 51% of Backgammon NJ's written reviews are positive against 56% of Backgammon NJ HD's.

UpkeepUpdate frequency

Backgammon NJ ships an update every 9 days, Backgammon NJ HD every 5 months. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 9 level
Backgammon NJ versus Backgammon NJ HD: the parameters behind the verdict, then further details
ParameterBackgammon NJBackgammon NJ HD
Price$4.99 — better$7.99
Rating4.4 (1.5K ratings)4.5 (3.6K ratings) — better
Positive reviews51.2% of reviews55.7% of reviews — better
Number of ratings1.5K3.6K — better
Update frequencyEvery 9 days — betterEvery 5 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#41 — better#109
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.415.4
Further details — not scored
Size20 MB55 MB
Age rating4+4+
DeveloperJimmy HuJimmy Hu

Customer experience

Backgammon NJ

All ratings1,498 ratings
Positive84.1%
Neutral6.0%
Negative9.9%
Written reviews402 reviews
Positive51.2%
Neutral11.2%
Negative37.6%

Backgammon NJ HD

All ratings3,647 ratings
Positive88.0%
Neutral4.0%
Negative8.1%
Written reviews574 reviews
Positive55.7%
Neutral7.8%
Negative36.4%

User reviews

Backgammon NJ

From 1.5K App Store ratings

What we love

  • 🚀 Excellent gameplay
  • 🤖 Challenging AI opponent
  • 📊 Detailed game analysis and statistics
  • 👍 Smooth and intuitive interface
  • 🏆 Helps improve player skills

Room to improve

  • 🎲 Perceived unfairness in dice rolls
  • 🤖 AI opponent seen as cheating or having an unfair advantage
  • 🐛 Occasional crashes and stability issues
  • 💰 Expensive for a mobile game

Backgammon NJ HD

From 3.6K App Store ratings

What we love

  • 💻 Excellent backgammon app
  • 🧠 Challenging AI opponent
  • 🔍 Helpful analysis and stats
  • 📚 Great for learning and improving

Room to improve

  • 🎲 Questionable dice rolls and randomness
  • 🤖 AI appears to cheat or have unfair advantage
  • 🐛 Crashes and stability issues
  • 💰 Paid app with in-app purchases

Bugs and requests

Backgammon NJ

Reported bugs

3 issues
  • Forced moves not always the best option
  • Inconsistent behavior in auto-bear-off mode
  • Online games prone to disconnections and timeouts

Requested features

4 requests
  • Manual dice roll option to verify randomness
  • Ability to set custom difficulty levels
  • Online multiplayer with chat functionality
  • Improved tutorial and learning resources

Backgammon NJ HD

Reported bugs

3 issues
  • Frequent crashes
  • Unreliable online play and matchmaking
  • Issues with syncing progress across devices

Requested features

4 requests
  • Manual dice rolling option
  • Ability to undo moves
  • Improved online/multiplayer experience
  • More difficulty levels

In-app purchases

3 purchases

Backgammon NJ

One-time3
  • Analysis Package$2.99
  • Online VIP$2.99
  • Power User$4.99
3 purchases

Backgammon NJ HD

One-time3
  • Analysis Package$2.99
  • Online VIP$2.99
  • Power User$4.99

Questions

Is Backgammon NJ free?
Backgammon NJ costs $4.99, and also offers in-app purchases.
Is Backgammon NJ HD free?
Backgammon NJ HD costs $7.99, and also offers in-app purchases.
Which has better reviews, Backgammon NJ or Backgammon NJ HD?
Backgammon NJ HD is rated higher. Backgammon NJ averages 4.4 out of 5 from 1.5K ratings, while Backgammon NJ HD averages 4.5 from 3.6K ratings.
Do Backgammon NJ or Backgammon NJ HD have ads?
Neither Backgammon NJ nor Backgammon NJ HD shows ads.
Which is updated more often, Backgammon NJ or Backgammon NJ HD?
Backgammon NJ ships an update every 9 days, and Backgammon NJ HD every 5 months. Most recently, Backgammon NJ was updated on September 23, 2026 and Backgammon NJ HD on September 22, 2026.
Which is more popular, Backgammon NJ or Backgammon NJ HD?
Backgammon NJ currently peaks at #41 in the App Store charts, and Backgammon NJ HD at #109. Chart position reflects recent download velocity rather than total install base.

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