Roomster Is your first and last stop for Roommates & Rooms for Rent. 5M Downloads. Find roommates and rooms for rent at any price and budget in 192 countries. Roomster’s in-app messaging makes it easy and safe to chat with potential roommates. Post a place for rent, or that you need one and your matches will message you. With 24/7 customer service and an always expanding community of users, roomster is a way for people to monetize their extra space and make it available to all its members. We are always working hard on improvements to make finding your next home even easier. Please continue to send your feedback to [email protected]. We appreciate it.