- Level Up! Yoyo and Skill Toys
- YOYO英语
- Ypres Salient 1914-1918 Trees
- Ypres Salient Hooge Crater
- Ypres Salient The Bluff
- Ypres Salient Zwaanhof
- YPT - Yeolpumta
- YPV Sadhana - Bangla
- YPV Sadhana - English
- YPV Sadhana - Hindi
- YPV Sadhana - kannada
- YPV Sadhana - Marathi
- YPV Sadhana - Telugu
- YRC
- YRDSB Mobile App
- YRU Registration System
- YSchool Nhà Trường
- YSchool Phụ Huynh
- Ysgol Acrefair
- Ysgol Borthyn, Ruthin
- Ysgol Bro Alun, Wrecsam
- Ysgol Cefn Mawr
- Ysgol Glanrafon, Mold
- Ysgol Heulfan, Gwersyllt
- Ysgol Llanfyllin
- Ysgol Maes-y-llan, Ruabon
- Ysgol Rhiwabon
- Ysgol Rhosnesni
- Ysgol Tanyfron, Wrexham
- Ysgol Treffynnon
- Yslam Nury
- YTeach
- Yteen-中高生のための投稿アプリ
- YTNK TV
- YTN·HUFS Debate Timer
- Ytringsrommet
- YU Mobile
- YU Portal
- YUAA
- Yubidenwa Memory
- Yubidenwa RT
- YubiHissan03Free
- YubiHissan04Free
- YubiHissan05Free
- Yubiquitous Text
- YUBISASHI mini JAPAN touch&talk
- YUBISASHI ญี่ปุ่น mini touch&talk
- Yubridge
- Yudu Host
- Yudu Student
- Yue Speech - Pronouncing Chinese Words For You
- Yufid Kids
- Yufid.TV
- Yugtun
- Yugtun LKSD
- YuJa Panorama
- Yukon Church
- Yukon University
- Yum Runner
- Yum Yum! - Feeding animals for toddlers and children
- Yuma Lutheran School
- Yumaholic
- YumeGO
- YumeNetsu Guide
- Yumi-Geiko
- Pizza maker Cooking food games