- J'sPRODUCE - ジェイズプロデュース公式
- J-WAVEアプリ
- Jaaap
- Jaanu
- JAB Condomínios
- JabMe - your free & easy XMPP messenger
- Jacapo
- Jacebook
- Jack and His Hippo Family
- Jack and Jill Inc.
- Jack Doodly
- Game Nights
- Jackpot Party - Casino Slots
- Jacks Patch
- Jackson Wild Collective
- Jack’d - Gay chat & dating
- Jacobikerk Utrecht
- Jacobs Net
- Jacobus
- Jaded Chat
- JAF Rewards
- JAGA Workspaces
- JAGO.CLUB - Бизнес и общение
- JaHang
- Jahr der Erprobung
- Jaidemaville
- Jailbreak Brewing
- Jain Center SoCal
- Jain Family World
- Jain Niyam
- Jain Panchang
- Jakarta Notebook
- Jakobus Tübingen
- Jaleo_Comparte fiestas y copas
- JAM SPACE
- Jambo App
- Jambo Community
- Jamboree Colegial
- Jameel Square
- Jamendo