diff --git a/android_app/app/src/main/java/com/health/openscale/core/OpenScale.java b/android_app/app/src/main/java/com/health/openscale/core/OpenScale.java
index 82bca962..7541295d 100644
--- a/android_app/app/src/main/java/com/health/openscale/core/OpenScale.java
+++ b/android_app/app/src/main/java/com/health/openscale/core/OpenScale.java
@@ -126,7 +126,11 @@ public class OpenScale {
     }
 
     private void migrateSQLtoRoom() {
-        // TODO: check if databases exist before opening and possibly creating them
+        if (!context.getDatabasePath(ScaleUserDatabase.DATABASE_NAME).exists()
+            || !context.getDatabasePath(ScaleDatabase.DATABASE_NAME).exists()) {
+            return;
+        }
+
         ScaleDatabase scaleDB = new ScaleDatabase(context);
         ScaleUserDatabase scaleUserDB = new ScaleUserDatabase(context);
 
diff --git a/android_app/app/src/main/java/com/health/openscale/core/database/ScaleDatabase.java b/android_app/app/src/main/java/com/health/openscale/core/database/ScaleDatabase.java
index 4c78ff31..40e6ed16 100644
--- a/android_app/app/src/main/java/com/health/openscale/core/database/ScaleDatabase.java
+++ b/android_app/app/src/main/java/com/health/openscale/core/database/ScaleDatabase.java
@@ -32,7 +32,7 @@ import java.util.Locale;
 
 public class ScaleDatabase extends SQLiteOpenHelper {
     private static final int DATABASE_VERSION = 6;
-    private static final String DATABASE_NAME = "openScaleDatabase.db";
+    public static final String DATABASE_NAME = "openScaleDatabase.db";
 
     private static final String TABLE_NAME = "scaledata";
     private static final String COLUMN_NAME_ID = "id";
diff --git a/android_app/app/src/main/java/com/health/openscale/core/database/ScaleUserDatabase.java b/android_app/app/src/main/java/com/health/openscale/core/database/ScaleUserDatabase.java
index 86ded30d..c1325e6d 100644
--- a/android_app/app/src/main/java/com/health/openscale/core/database/ScaleUserDatabase.java
+++ b/android_app/app/src/main/java/com/health/openscale/core/database/ScaleUserDatabase.java
@@ -32,7 +32,7 @@ import java.util.Locale;
 
 public class ScaleUserDatabase extends SQLiteOpenHelper {
     private static final int DATABASE_VERSION = 3;
-    private static final String DATABASE_NAME = "openScaleUserDatabase.db";
+    public static final String DATABASE_NAME = "openScaleUserDatabase.db";
 
     private static final String TABLE_NAME = "scaleuserdata";
     private static final String COLUMN_NAME_ID = "id";