Halo 3 comes out as the Xbox 360 game with the most number of unique users connected to Live, followed by Call of Duty 4 then its sequel Modern Warfare 2, while Halo 2 is the top original Xbox title. On the PC front, Grand Theft Auto IV tops the GfWL chart.

Released in July, DICE's Battlefield 1943 sold the most of any Xbox Live Arcade title over 2009, while 'I MAED A GAM3 W1TH Z0MB1ES!!!1' lifts the Live Indie Games trophy.

Read on for the full lists of Xbox 360 Live, XBLA, original Xbox, Indie Games and Games for Windows Live titles, demoes and all.

Xbox 360 Top Live Titles (based on unique users)

1. Halo 3
2. Call of Duty 4
3. Modern Warfare 2
4. Call of Duty: WaW
5. Gears of War 2
6. GTA IV
7. Left 4 Dead
8. Halo 3: ODST
9. FABLE II Episode 1 (of 5)
10. Resident Evil 5
11. Halo Wars - Demo
12. RESIDENT EVIL 5
13. Fallout 3
14. UFC 2009 Undisputed Demo
15. Left 4 Dead 2 - Demo
16. Gears of War
17. 1 vs 100
18. Guitar Hero World Tour
19. Guitar Hero III
20. FIFA 09

Top Arcade Titles (Full Versions purchased)

1. Battlefield 1943
2. Castle Crashers
3. Trials HD
4. Hasbro Family Game Night **
5. Shadow Complex
6. Marvel vs. Capcom 2
7. Magic: The Gathering
8. UNO
9. Worms
10. Peggle
11. Worms 2: Armageddon
12. Turtles in Time Re-Shelled
13. 'Splosion Man
14. A Kingdom for Keflings
15. 3 on 3 NHL Arcade
16. The Secret of Monkey Island: Special Edition
17. Teenage Mutant Ninja Turtles 1989 Classic Arcade
18. Marble Blast Ultra
19. Ultimate Mortal Kombat 3
20. Super Street Fighter II Turbo HD Remix

**Combined sales of all Hasbro Family Game Night titles

The above arcade list is based on full versions purchased.

Top Original Xbox Titles (based on UUs)

1. Halo 2
2. Star Wars: Battlefront 2
3. Fable
4. Counter-Strike
5. Conker: Live Reloaded
6. Doom 3
7. Splinter Cell Chaos
8. SW: KOTOR
9. Star Wars: Battlefront
10. SW: Republic Commando
11. Burnout 3
12. Fable: Lost Chapters
13. Call of Duty 2
14. Call of Duty 3
15. Call of Duty Finest
16. MechAssault 2
17. Crimson Skies
18. Guilty Gear XX #Reload
19. Rainbow Six 3
20. Gauntlet Seven Sorrows

Top Indie Games (Full Versions purchased)

1. I MAED A GAM3 W1TH Z0MB1ES!!!1
2. Avatar Drop
3. RC-AirSim
4. Headshot
5. Miner Dig Deep
6. Rumble Massage
7. Who Did I Date Last Night
8. Kodu Game Lab
9. Avatar Golf
10. Aquarium HD
11. myFishtank
12. Head Shot 2
13. DrumKit
14. A Perfect Massage
15. The Impossible Game
16. Inside Lacrosse's CL2010
17. ZP2K9
18. ezmuze+ Hamst3r edition
19. The Drinking Game
20. Physics Sandbox

Top Games For Windows LIVE (based on UUs)

1. GTA IV
2. Warhammer 40,000: Dawn of War II
3. Fallout 3
4. Shadowrun
5. Street Fighter IV
6. Halo 2 (PC)
7. Batman: Arkham Asylum
8. Resident Evil 5
9. Gears of War (Windows)
10. Red Faction Guerrilla
11. Battlestations: Pacific
12. Kane & Lynch: Dead Men
13. DiRT 2
14. Section 8
15. Quantum of Solace PC
16. FlatOut UC (PC)
17. Fuel
18. Viva Pinata
19. SWTCW: Republic Heroes
20. Juiced 2: HIN

These lists are based on global unique users connected to the Live Service during 2009 or in the case of Arcade and Indie Games, full versions purchased during the year.