1.54 / December 2, 2015
(4.6/5) (156)


★ Top Developer (awarded 2013) ★
Same as our "Four In A Line Free", but without Ads! (also known asConnect 4 and Four in a Row)


- 10 difficulty levels, from Beginner to Expert
- Achievements and Leaderboards (via Google+) - Android 2.2+only
- 2 player hot-seat
- 4 Four In A Line Piece Sets and Boards
- User stats against each level
- Undo & Hints
- Designed for both Tablet and Phone

App Information Four In A Line

  • App Name
    Four In A Line
  • Package Name
  • Updated
    December 2, 2015
  • File Size
  • Requires Android
    Android 2.3 and up
  • Version
  • Developer
    AI Factory Limited
  • Installs
    5,000 - 10,000
  • Price
  • Category
  • Developer
    Visit website Email support@aifactory.co.uk
    23 The Avenue, Hatch End, Middlesex HA5 4EN United Kingdom
  • Google Play Link

AI Factory Limited Show More...

Chess Free 2.53 APK
★ Top Developer (awarded 2013 / 2015) ★Chess Free is the best free Chess game on Android and is currentlythe highest ranked (at time of writing) from the 120+ free chessprograms listed!Its first class tutor makes it great for both developing ChessStrategy and improving your chess skills.Completely free! This is not a demo, and has no lockedoptions.Featuring:-- 12 play levels (Novice->Expert) This uses intelligentweakening for lower levels. Good for beginners.-- Casual and Pro modes. Learn on Casual and progress to Pro.-- Chess Tutor. This powerful option shows a recommended piece tomove, excellent for developing chess strategy and avoiding simplemistakes.-- Analyse move. Perform deeper analysis on your move.-- “Show CPU Thinking” option for level 3+. Allows the user to seewhat the AI is considering.-- Achievements, Leaderboards and Cloud save for stats! Uses yourGoogle+ account-- Provides ELO Rating based on your results against CPU in ProMode.-- Review game mode. Step through your game!-- Load/Save game files & PGN Export-- Designed for both Tablet and Phone, supporting Landscape modefor Tablets.-- 2 player hot-seat. Play against your friends!-- Chess Stats, Timers, Hints and Handicaps-- 8 Chess Boards and 7 Chess Piece Sets-- Uses Treebeard Chess engine (as used in Microsoft's MSN Chess).This has a unique "human-like" style.This free version is supported by 3rd party ads. Ads may useinternet connectivity, and therefore subsequent data charges mayapply. The photos/media/files permission is required to allow thegame to save game data to external storage, and is sometimes usedto cache ads.Download the best Chess for Android now!
Checkers 2.03 APK
★ Top Developer (awarded 2013) ★Checkers from AI Factory provides the best place to playCheckers on Android, supporting classic opening play and gamereview. Slick polished graphics, multiple boards/pieces, fulloptions and play/undo/review support makes this the way to playCheckers on Android. Tested against and easily beats all the toprival Checkers programs!Same as our "Checkers Free", but no Ads.Featuring:- 12 difficulty levels, from Beginner to Expert- 2 player hot-seat- 6 Checkers Piece Sets and 7 Boards!- User stats against each level- Undo & Hints- Designed for both Tablet and Phone- Supports both non-compulsory captures (popular rules) andcompulsory captures (official US/English rules)Checkers (AKA Draughts) is one of the world's most popular boardgames. The earliest records of this game date back to the Egyptians3500 years ago. In more recent times this has been most favoured bythe USA and Scotland, the two countries to provide the most Worldchampions in this game. In England and Scotland this classic boardgame is known as Draughts. This implementation has been designed toprovide a strong engine, even if only running on a mobile phone.Unlike many commercial Checkers programs, it correctly plays thecommon 2K v K, essential for quality checkers play.
Backgammon Free 2.24 APK
★ Top Developer (awarded 2013 / 2015) ★Backgammon Free is the best free Backgammon game on Android!Backgammon is a game of skill and strategy and one of theworld's classic parlour games, played for recreation and as agambling game. Like Mahjong, this is a game that is played insocial groups in coffee houses and bars. Historically variants ofthis game are believed to have originated in Egypt over 3000 yearsago, but was picked up by the Romans and then later to India. Italso spread to east Asia, but was then largely replaced by Xiangqi(Chinese chess). It is now very popular in the west.Features:-- Strong Backgammon AI-- 5 Difficulty levels-- Full match play + doubling cube-- 3 Boards and piece sets-- Hints, 2 player hotseat and stats-- Supports touch screen/trackerball-- Designed for both Tablet and PhoneThis free version is supported by 3rd party ads. Ads may useinternet connectivity, and therefore subsequent data charges mayapply. The photos/media/files permission is required to allow thegame to save game data to external storage, and is sometimes usedto cache ads.*Does it cheat? See "CPU Strategy" page + Manual Dice option(use real-world dice) to prove to yourself that it doesn't*
Chess 2.53 APK
★ Top Developer (awarded 2013) ★Same as our "Chess Free", but with no Ads and with extra 5 Chessboards!"Chess" is currently the highest ranked paid chess on Android (attime of writing), from the paid chess programs listed.Featuring:-- 12 play levels (Novice->Expert)This uses intelligent weakening for lower levels. Good forbeginners.-- Casual and Pro modes (NEW!)Two different play modes allow you to choose how much help thegame gives you, and stats are kept separate for both.-- Uses Treebeard Chess engine(as used in Microsoft's MSN Chess). This has a unique""human-like"" style.-- Chess TutorThis option shows a recommended piece to move. This will help youthink about how you should play without telling you exactly whatmove to make. This is good for developing chess skill while alsohelping you avoid simple mistakes.-- ""Show CPU Thinking"" option for level 3+A unique feature, great for learning chess. This shows which movesthe AI is considering.-- Chess Stats, Timers, Hints and HandicapsTrack your career history against each level and improve yourrating-- Achievements, Leaderboards and Cloud save for stats!(NEW!)Available when logging in with your Google+ account-- Provides ELO Rating based on your results against CPU in ProMode (NEW!)-- 2 player hot-seatPlay against your friends!-- 13 Chess Boards and 7 Chess Piece Sets-- Review game modeStep back through your game and see how you won!-- Load/Save game files & PGN Export-- Designed for both Tablet and PhoneLandscape mode available for tablets. (NEW!)Download the best Chess for Android now!
Go Free 2.1 APK
★ Top Developer (awarded 2013 / 2015) ★Google Play's strongest Go/Baduk program! To coincide with theAlphaGo - Sedol match, AI Factory has released a substantiallyupdated product. This new version has been 3 years in preparationand improves the top play strength by 10 grades from 8 kyu to 3dan. This is based on the new Aya program, which was the winner ofthe KGS World Computer Go Championship November 2014 and EGCComputer Go Tournament 2015. It is consequently a substantiallybigger program, but offers much more.With its rich strategy and simple rules, the ancient game of Go(Wei-chi/Baduk) is widely regarded as the ultimate thinking game.This product will allow you to learn and master this game!- Full 9x9, 13x13 games (19x19 limited to 180 moves. Paidversion allows whole game)- 10 Difficulty levels from 18 Kyu to 3 Dan- Aya Go Engine (International Gold Medallist)- 2 Player Hotseat- Go Rules, Handicaps. Chinese and Japanese rules supported.- Hints at 1 Dan level to help you develop.- Help includes a walk-through and links to teachingresources.- Designed for both Tablet and PhoneThis free version is supported by 3rd party ads. Ads may useinternet connectivity, and therefore subsequent data charges mayapply. The photos/media/files permission is required to allow thegame to save game data to external storage, and is sometimes usedto cache ads.
Spades 1.671 APK
★ Top Developer (awarded 2013 and 2015)★★★ 7th July 2016 much improved play and bidding! See end ofdescription for full details! ★★AI Factory Spades brings this classic 4-player contract tricktaking card game to Google Play, created to the same high standardas the rest of our games, AI Factory Spades supplies classygraphics, super smooth gameplay, highly scalable difficulty &much more. Spades has never been so good!Featuring:★ Full Spades Partnership Play★ 18 CPU characters of varying skill (beginner to expert)★ Choose your spades partner and who to play against!★ Select from 16 different backgrounds or use your custombackground!★ Human and CPU player stats!★ Undo & Hints★ Game Rules & Help★ Designed for both Tablet and Phone★ Jokers, Barmore, NYC and Deuces available★ NEW! Big improvements in play strength (see below fordetails)★ NEW! Added in-game score help: tap end-of-hand scores forexplanations★ NEW! Added "Pro mode" option for stronger play★ NEW! Added "Speed Play" option for fast games★ NEW! Added "Aggression" option to make all CPU players bid moreaggressively★ NEW! In-game displays to help player track rules in useSummary of major new work completed in this new version:4 years after the original release of Spades Free, we are happyto announce the single greatest improvement in play quality, aftera prolonged dedicated period devoted to just Spades. This hasalways been a collaborative project shared with York University andhas combined the best of AI research with game industry engineeringto achieve the best result. In this last period particularattention was paid to the Nil game and partner play, but we alsomade substantial progress in the Joker variants and efficiency ofthe analysis. The end product was worth it. Discover the updatedplay for yourself!We have now run extensive tests and for regular Spades rules thenew version wins points an impressive 62% faster than the October2014 version, so wins almost all games. For Barmore rules thisadvance in points win rate is an astounding 217% faster. To getthis big jump in performance we took some ideas from the WorldChampion Go program AlphaGo, which recently beat the human worldchampion for what is considered the world's hardest game. Biddingnow includes a new hybrid bidding system that allows Spades to makemuch better high bids.We are looking to add more great features and game variants forSpades Free. Watch this space!
Gin Rummy Free 1.172 APK
★ Top Developer (awarded 2013 / 2015) ★★★★★★ "I was really surprised at how much I enjoyed thisgame.It’sagreat card game with levels for every player frombeginnertoexpert.For free, you really can’t go wrong with this gameandIhighlyrecommend it." Android Tapp★★★★★ "An Addictive Rummy for Android...this is onecompleteappinall areas." Alpha DigitsGin Rummy Free is the third card game from AIFactory,andprovidesa highly polished interface that runs smoothlyonallhandsets. Thisgame introduces drag and drop card playinadditionto touch and go.As ever the game intelligence isfinelytuned toprovide a good rangeof opponents to give both thebeginnerandexperienced player a goodmatch. A key new feature forthisproductis CPU player "style".Gin Rummy is a hugely popular card game for 2 players,wheretheaimis to form sets and runs of cards before youropponent.It'ssimpleand quick to play, and if you are new to thegame thenGinRummyFree provides everything you need to learnit!Featuring:- 15 CPU Gin Rummy players of varying skills andstyles(beginnertoexpert)- Arrange your hand as you play, or let the app sortitforyou!- 3 different decks of cards available- Choice of backgrounds- User stats against all players- Undo & Hints- Gin Rummy Rules & Help- Designed for both Tablet and PhoneThis free version is supported by 3rd party ads. Adsmayuseinternetconnectivity, and therefore subsequent datachargesmayapply. Thephotos/media/files permission is required toallowthegame to savegame data to external storage, and issometimesusedto cacheads.
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★ Top Developer (awarded 2013) ★Euchre – the popular contract trick-taking card game for 4 players,brought to the Android market by AI Factory – is developed to thesame high standard as the rest of our apps with an easy-to-useinterface, smooth gameplay on all handsets, clear stylish graphicsand individual CPU player “styles”. All you’ll ever need forEuchre!Featuring:- 18 CPU Euchre players of varying skills and styles (beginner toexpert)- Choose who to partner with and who to play against- Stick the Dealer, Turn it Up to Dealer, Canadian Loner and targetscore options- 3 different decks of cards available- Choice of backgrounds, or use your own photos!- User stats with and against all players- Undo & Hints- Euchre Rules & Help- Designed for both Tablet and Phone**Note that when upgrading from the Free version, the User/CPUplayer stats (only) are retained. To do this the game needs to readfrom your SD card when it starts for the first time, so please makesure the SD card is available and not connected to your PC**

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