- Indonesia Map Puzzle
- Indonesia Merdeka
- Indovina Chi è
- Indovina la Regione
- Indovina la Regione HD
- Indovina la Regione HD Light
- Indovina la Regione Kids HD
- Indovina la Regione Light
- Indovina la Rock Band lite
- Infinite Galaxy Shooting
- Infinite Line - One Tap Merger
- Infinite Question
- Infinite Word Search Puzzles
- Inglés Ya
- Inquisition Earth! (Map Quiz)
- Instant Trivia - Quiz Game
- Instant Twinkle
- Instant Twinkle PRO
- Insult U - LITE Version
- Integumentary System Quizzes
- Inteligent - Cultura Generala
- Intelligent - General Knowledge Trivia
- Interactive Bible Verses 18 - The Proverbs Memorization Game For Kids
- Interactive Bible Verses 18 - The Proverbs Memorization Game For Kids
- Intergalactic Solar System
- Intermediate English Grammar
- Interrogation: Deceived
- INTTI - TJ, Pelit, Ruokalistat
- Intuition Dojo
- Intuition QUIZ!
- IPL t20 Trivia Quiz 2017-Guess Famous Cricket Star
- IQ - Brain Training
- IQ and R
- IQ Test Game - Who's Smarter?
- IQ KING - IQ GAME
- IQ Mathematics
- IQ Test !!
- !Q・Brain Training & IQ Tests
- IQ Test - Find Your Brain Age
- IQ Test for All: Brain Game
- IQ Test: Intelligence Test
- IQ Test Brain Training Riddles
- IQTest - Training Brain
- IQ测试 - 智力IQ
- Iran Province Maps and Capitals
- Iraq State Maps and Capitals
- IRE Game
- Iron Throne Trivia
- Irregular Verb Drill
- Oregelbundna verb på engelska - praktik och studera språk är lätt
- Engelska oregelbundna verb
- Irregular Verbs Test LITE
- Is it Sunday?
- Islamic Studies Test Quiz
- IslamaTriv
- IslamBul - Islami bulmaca
- Islamic Quiz - Game
- Islamic Quiz Trivia - Muslim History- Islam Basics
- Island Grow:Builder&Tinker
- Ispeci pa reci 2 - Svijet
- Israel District Maps and Capitals
- It's Quiz Time: Companion App
- Italian Alphabet Cards
- LinDuo: Learn Italian
- Italiens regioner - Frågesport
- Italy Region Maps and Flags
- Italy. The Wonder Atlas Quiz