- 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 Runner Times Tables
- 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
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- IQ - Brain Training
- IQ and R
- IQ Test Game - Who's Smarter?
- IQ KING - IQ GAME
- IQ Mathematics
- IQ Test !!
- IQ Test - Memory Training
- IQ Test - Find Your Brain Age
- IQ Test for All: Brain Game
- IQ Test: Intelligence Test
- IQ Test Brain Training Riddles
- IQ200からの挑戦状 - ナゾトレ ゲーム 決定版
- IQTest - Training Brain
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- Iran Province Maps and Capitals
- Iraq State Maps and Capitals
- IRE Game
- Iron Throne Trivia
- Irregular Verb Drill
- Irregular Verbs in English - Practice and study languages is easy
- Irregular Verbs of English
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- Is it Sunday?
- Islam History Knowledge test
- Islam Knowledge test
- 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: تعلم اللغة الايطالية
- Italian Regions - Italy Quiz
- Italy Region Maps and Flags
- Italy. The Wonder Atlas Quiz