- RMS Solutions
- RMT
- RNDHub
- Cockroach's Head
- Roads by Porsche
- Roadside Attractions Guide
- RoadStr - Car App
- Roam - Work, Meet, Office
- ROAM Atmovia
- Roammate Phone
- Robogenix Chat
- RoboPics
- Robot Camera Photo Booth - Robot Photo Effect for MSQRD Instagram
- Robot Face Photo Editor
- Robotton line
- Roc Street
- Roche Portaria Virtual
- Rock of Ages Maywood IL.
- Roketta - Start your To-Do list
- Roland Holst
- RolBox: Gift Registry Wishlist
- Roll - Social Tokens
- Rollers BJJ
- RollingPaper
- Rollr - Connected on the Move
- Rolo - Family Tree & Rolodex
- RoloNext
- Romandru
- RomanSites
- Romantic Ideas & Love Advice!
- Romational
- Romento
- ROMEO - Gay Dating & Chat
- Romio: Book Local Services
- Rondo - Shared Campus
- Ronnieism