Share spooky stories, leave reviews of restaurants, commemorate landmarks, give insight into a building's history, leave philosophical musings, or just simply have a conversation with a stranger!
This app will check the surrounding area for messages every 15 minutes. If a message is found, the app will notify you.
This version of Soap Stone is free, and has advertisements in it. You can purchase the ad-free version of Soap Stone from: https://play.google.com/store/apps/details?id=com.highersoftware.soapstone
Have fun, be safe, and please use common sense.