No, the change notifications will work across processes as well. Realm Java still need to add multi-process support though (https://github.com/realm/realm-java/

No, the change notifications will work across processes as well. Realm Java still need to add multi-process support though (https://github.com/realm/realm-java/issues/1091 https://github.com/realm/realm-java/issues/1091), but it is working in Realm Swift/Objective C.