- Acid Knife
- ACL Pro Cornhole
- Acolyte of the Altar
- ACR Drift
- Acropolis: The Archaic Age
- Across
- Across Age
- Across Age 2
- Across the Dnepr: Second Edition
- Across the Grooves
- Across the Obelisk
- Across the Table: Hockey
- Act, The
- Act of Aggression
- Act of War: Direct Action
- Act of War: High Treason
- Acting Out!
- Action Bowling 2
- Action Commando
- Action Commando 2
- Action Doom 2: Urban Brawl
- Action Henk
- Action Legion
- Active Life Explorer
- Active Life: Extreme Challenge
- Active Life: Magical Carnival
- Active Life: Outdoor Challenge
- Active Soccer 2
- Actraiser Renaissance
- Ad Infinitum
- Adaca
- Adam Syndrome
- Adam Waste
- Adam's Venture Chronicles
- Adam's Venture: Episode 1 - The Search for the Lost Garden
- Adam's Venture: Episode 2 - Solomon's Secret
- Adam's Venture: Episode 3 - Revelations
- Adam's Venture: Origins
- Addams Family: Mansion Mayhem, The
- Addle Earth
- Adelantado Trilogy: Book One
- Adeptus Titanicus: Dominus
- Adjacency
- Adorables, The
- Adore
- Anarchy: Rush Hour
- Adrenalin Misfits
- Adrenaline Rush: Miami Drive
- Adrift
- Advance Dino
- Advance Guardian Heroes
- Advance Wars 1+2: Re-Boot Camp
- Advance Wars: Days of Ruin
- Advanced Circuits
- Advanced Tactics: Gold
- Advena: Legend of Raiders
- Adventure Bar Story
- Adventure Beaks
- Adventure Craft
- Adventure in the Tower of Flight
- Adventure in Vegas: Slot Machine
- Adventure Lib
- Adventure Pals, The
- Adventure Park
- Adventure Pop
- Adventure Time: Explore the Dungeon Because I DON’T KNOW!
- Adventure Time: Finn and Jake Investigations
- Adventure Time: Finn and Jake's Epic Quest
- Adventure Time: Hey Ice King! Why'd You Steal Our Garbage?!
- Adventure Time: Magic Man's Head Games
- Adventure Time: Pirates of the Enchiridion
- Adventure Time: The Secret of the Nameless Kingdom
- Adventure Xpress
- AdventureQuest Worlds
- Adventures of Ambages: Castle of the Goblin King, The
- Adventures of Ben: Rabbit Run
- Adventures of Bertram Fiddle: Episode 1 - A Dreadly Business
- Adventures of Mana
- Adventures of Mr. Bobley, The
- Adventures of Pip
- Adventures of Rick Rocket, The
- Adventures of Robinson Crusoe
- Adventures of Sherlock Holmes: The Mystery of the Persian Carpet
- Adventures of Shuggy, The
- Adventures of Tintin: The Game, The [I/2011]
- Adventures to Go!
- AdvertCity
- Aefen Fall
- Aegis Defenders
- Aegis Descent
- Aeon Command
- Aeon Drive
- Æon Flux
- Aeon Must Die!
- Aer: Memories of Old
- AereA
- Ærena: Clash of Champions
- Aerial Knight's Never Yield
- Aero Birdies
- Aero Porter