- Know Number Lite
- Know your bible? The bible verse quiz!
- Know Your Europe
- Know Your Ireland
- Know Your Moves
- Know Your Pennsylvania
- Know Your USA
- Know Your World
- Know Your World with Words
- Know-it-all - A guessing game
- Know-Me
- Knowa Slide
- Knowledge Arena
- Knowledge Hunger
- Knowledge is Power
- Knowledge is Power: Decades
- Knowledge Quiz Test
- Trivia: Knowledge Trainer Quiz
- KnowMeBetter: Random Questions
- KnuckDeWay
- Knucklebone
- Knutsen & Ludvigsen On Track
- Knygos kelias
- Ko Au Ko Apanui
- KO Bridge 2
- KO Campaign
- KO Euro
- Koala Adventure
- Koala Crush
- Koala Karts
- Koala's Simon Says Game
- KoB 2: Drinking Game
- King of the Court Beach Volley
- Kobushide Voice 21