- JonyJib Counterweight Calc
- METRON Mobile
- Joomeo - photo/video storage
- Joos
- Joouly
- Jordan Radio FM راديو الاردن
- Jordan Ranch
- Jordan's Carefree
- Jordan's Sanctuary-O
- JoRecicli
- Jornal Abc Repórter
- Jornal da Cidade de Jundiaí
- Jornal de Jundiaí
- abc+
- Jorte Calendar
- Jortessimo
- Joseki - A Go Game Skill
- Joseki - Go Game's Exercises
- JoshCam - Video Editor
- Josons Online Store
- Josuè Barberia
- Jot - Fast Notes
- Jot / Notes
- Jot Pronto - Notepad
- Jot • Sticky Note Widgets
- Jot: organize your ideas
- Jot: The Simple List and Task Manager
- JOTA - Easy 2FA
- JotBar Mobile Tools
- Jotext
- Jotify
- JotNotes - Quick Notes & Ideas
- JotNow - Sticky Notes
- Jotrin
- Jotter (Handwriting Notepad)
- JotterPad - Novel, Screenplay
- JotTheDate-Draw your Calendar.
- Jottin: Simple To-Do Tasks
- Jotting Up
- Journal Lilas
- Journal Mapper
- Journal Mate
- Journal X - Diary with Lock
- Journal!
- Journalism Dictionary Terms Definitions
- Journey Latin America
- Journées du Patrimoine en Wallonie
- Journées internationales
- Jours fériés et fêtes
- Jovapp