- D&D Lords of Waterdeep
- D/Generation
- Dac Rush to get 81 oceanhorn with numbers
- Dachshund Maze Game Doxie Game
- DailyGammon
- Dama
- Dama - Online
- Checkers Plus - Board Game
- Dance Ball Ball Ball
- Dancing Line Bounce Ballz
- Dante's Sinner Filter
- Dark Cards
- Dark Chess - The Way of Kings
- Dark Forest - Horror GameBook
- Dark Mist
- Dark Quest 2
- Dark Strongholds
- Darkball
- DarkBlood -Beyond the Darkness
- DarkBlood2 -The Cry of Souls-
- Darkest Dungeon
- Darkest Dungeon:Tablet Edition
- DartTrainer
- Database for Heroes of the Storm™ (Builds, Guides, Abilities, Talents, Videos, Maps, Tips)
- Database for Terraria
- Dawn of War II: Chaos Rising
- Dawn of War II: Retribution
- Dawn of Zombies: Survival Game
- Day Trade
- Day Trader - Stock Simulator
- DayD Time Mayhem TD
- DayD Tower Rush HD
- DayD Chapter 1
- Days Bygone: Castle Defense
- Days of Empire
- DDHeroes - Dragon Dungeon Hero
- DDTank Mobile
- DEAD 2048
- Dead Ahead: Zombie Warfare
- Dead Defence
- Dead Empire: Zombie War
- Dead Man’s Chest
- Dead Spreading:Idle Game
- Dead Uncleansed Tower Defense
- Dead Spreading:Idle Game
- Dead Uncleansed Tower Defense
- Dead Zombie War Shooting
- Dead Zone: Zombie Crisis
- Deadly Gym - Stickman Edition
- Deadly Hospital and Lab - Stickman Edition
- Deadly Prison - Stickman Edition
- Deadly Room - Stickman Edition
- Deal.II Strategy Game
- Deal: A Green New Election
- Dear Esther Landmark Edition
- Death Coming
- Death Train Escaper
- Death Zombie: Street Kill
- Debatable | Debate Competition
- DecaPOP!
- Decipher: The Brain Game
- Deck Heroes: Legacy
- Decked Builder
- Decked Builder HD
- Decked Drafter