- Discoveries & Inventions Quiz
- DiscoverQuiz
- Discus museum
- Discuss LGBTQ+
- Division Math Master
- Division Math Master 2
- Division tables
- DK Quiz
- DMi Quiz
- Do Homework!
- Do not Press the Red Button for TV
- Do U Know Me?
- Hoi Troll Bat Chu
- Do you know Germany?
- Do You Know Me? - Quiz Game
- Do You Know Me? Party
- DoBrain - My 1st Learning App
- DocLexi: Learn to Read & Spell
- Doctor Trivia - Quiz Medicina
- Doctor's Surgery Salon Office - Video Game Pocket Mods & Pe Skins Edition
- Dodge Giant - Emergency Runner
- Dodge Special Training escape from alien ship bulk attacks
- Dodge the Prank!
- Dog Breed Training: Pet Trivia
- Dog Breeds Guide & Quiz
- Dog Breeds Trivia Quizzes
- Dog Breeds Guess Dogs For Life
- Dog Dog Mess
- Dog Quiz (250+ Breeds)
- Dog Quiz - Which dog is that?
- DogdomDogs - What's the dog breed? Guess the Dog from the Pics
- Dogotchi: Virtual Pet
- Dogs - Quiz
- Dogs Quiz: Photos of Cute Pets
- Dogs: Lite
- Doku Lite
- Doll Race 3D -Beauty Challenge
- Preschool Color test lesson games for 3 year olds
- Dome Directory
- Domestic Animals Quiz
- Domineering
- Dominican Republic Province Maps and Capitals
- ArrestCheating!
- Don't Homework!
- Don't Play That Game - Dont Touch Physics
- Don't touch red line-Avoid red line, Remember the route
- Donkey Quiz: India's Quiz Game
- DonnieTrivia
- Dont tap White piano tiles
- Dont Tap the Red Button
- Donut Dazzle Maker
- Donut Make Factory-Girl Game
- Doodle Creatures™ Free
- Doodle Glow
- Doodle God: 8-bit Alchemy
- Doodle God: 8-bit Mania Blitz
- Doodle Kingdom™ Free
- Doodle Mafia Blitz
- Doodle Movies
- Doodle Tanks Blitz
- Doodle Tanks™ Gears
- Doodle Tanks™ Gears HD
- Doodles Trivia
- Doom Bringer: Robot Science
- DOP Puzzle: draw one part
- Dot Brain
- Dot Color Drop - Train your reflex with this color matching drop game
- Dot Connect: Antistress, Relax
- Dot Impossible - tap to rotate matching color