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- J! Tools
- J-Vocab - Japanese Vocabulary!
- Jackbox Games Sticker Pack 2
- Jackbox Games Sticker Pack 3
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- JagtQuiz - Jagttegn Danmark
- Jailbreak: Escape Plan
- Jak daleko? | polski quiz
- How well do you know me? Test
- Jakina
- Jakobskinder
- Jalebi - A Desi Adda
- 자동차 로고 및 브랜드 퀴즈
- Japan Prefecture's Maps, Flags & Capitals
- Japanese Cats in Paintings
- Japanese Dungeon: Learn J-Word
- Japanese Kanji
- Japanese map symbols
- Japanese prefectures
- Japanese Training Quiz Hiragana Katakana & Kanji
- New Tractor Farming Simulator
- Jaysquared Events
- JChallenge
- Je n'ai jamais - coquin
- Jegerprøve Tentamen
- Jelly Juice - 3 match puzzle blast mania game
- Jelly Link Crush Puzzle
- JellyfishGO - Appreciation
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- Jeopardy! Words: TV Trivia
- Jeopardy! Trivia TV Game Show
- Jesus Bible Trivia Games Quiz
- JesusWhat? 5000+ Trivia Bible
- Jet Flag
- Jeu du Bac - Multiplayer
- Jeutschland-Deutsch Lernen ABC
- Jewel Blast - Matching Game
- Jewel Blast Mania - Match 3
- Jewel Cross
- Jewel Hunter HD - with Buddies
- Jewel Land Royal
- Jewel Poping Mania
- Jewel Quest Mania - Jewels Boom Smash Free Edition
- Jewel Story - 3 match puzzle candy fever game
- Jewels Blitz Match 3 Classic Edition
- 보석 라인 - 물리학 에디션 무료 게임
- Jewels Link
- Ježeva Igra Riječi
- Jig Jigsaw Puzzle
- Jigsaw HD Magic Puzzle Block
- 가족위한 퍼즐 - 최고의 취미
- Jigsaw Puzzle National Flag FI
- Jigsaw Puzzle National Flag JM
- Jigsaw Puzzle: Brain Challenge
- Jigsaw Puzzles - Amazing free classic jigsaw game
- Puzzles & Jigsaws - 보드 게임
- Jigsaw Puzzles: Dreamworld
- Jigsaws: Fun Anime Puzzle Epic
- JigsawX: Jigsaws Puzzle Block
- 징글 퀴즈: 로고송 게임
- Jive Bunny Music Quiz
- JLPT Preparation