- Flex For Business
- XenHub: Technical forums
- Xessages
- XeVoiz
- XI Alpha Lambda
- Xi Beta Omega
- XianDe
- XiCalls
- XING – the right job for you
- XinhXinh - Livestream
- Xintelweb
- Xircle - Create Social Circles
- XKey - Randomizer Keyboard app
- XLNC
- XLORD
- XMap
- Xmas Booth & Beautifull Frames
- Xmas Cam - Christmas Stickers and Photo Frames
- Xmas Booth & Beautifull Frames
- Xmas Cam - Christmas Stickers and Photo Frames
- Xmas Emoji
- Xmas Emoji - Holiday Stickers
- Xmas Gif-Christmas Gif Sticker
- XMPP Messenger
- XO Game - Truth Or Dare
- XonTel
- Kiseki: Chat, Make New Friends
- XOXO Love & Laugh
- XPaging
- XPLR Club
- Xplur
- Xporty
- XposedApp
- XSight・Multiplayer AR Platform
- XT-Talk