- RONSCHOOL PH
- Rood-Wit
- Roofers Local 210 app
- Rook: Make Friends & Role Play
- Roolet
- ROOM - деловой мессенджер
- Room : your private social network with anonymous rooms
- Room'spot入居者様専用アプリ
- Room8
- RoomClip インテリア・お部屋の写真はルームクリップ
- Roomco: chat and communities
- Roome
- Roomful Studio
- Roomi
- Roomie - Find a Roommate
- Roomie@Home
- Roomi - Roomies y Cuartos
- Roomnet
- RoomsLocal - Alquiler casa
- Roomster: pisos alquiler
- RoomSync
- Roomy
- ROOMZ
- ROOOMS
- Rooter: Watch Gaming & Esports
- ROOTS & WINGS
- Roots - Medios sociales y chat
- ROP - Employee Self-Services
- ROR Fitness
- Rosalia FEDESA
- Rosecrance Alumni
- Rosehill Connect
- RoskosMeier
- Rosskopf + Partner
- Roster On Wheels
- Rosterr
- RosterSpot
- Rot13 (Unix Flashback)
- RosterSpot
- Rot13 (Unix Flashback)
- Rotaract
- Rotary 1730
- Rotary 3131
- Rotary 3201
- Rotary 4240
- Rotary Club of Roseville App
- Rotary Connect
- Rotary Contact
- Rotary Directory: District3220
- Rotary District 1770
- Rotary India
- Rotary Jugenddienst D1800
- Rotary Norden
- Rotary Pak Connect
- Rotary Portalı
- Rotary Socialbook