diff --git a/app/src/androidTest/java/net/pokeranalytics/android/PerfsInstrumentedUnitTest.kt b/app/src/androidTest/java/net/pokeranalytics/android/PerfsInstrumentedUnitTest.kt
new file mode 100644
index 00000000..caf6fa3c
--- /dev/null
+++ b/app/src/androidTest/java/net/pokeranalytics/android/PerfsInstrumentedUnitTest.kt
@@ -0,0 +1,72 @@
+package net.pokeranalytics.android
+
+import android.content.Context
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import net.pokeranalytics.android.calculus.Calculator
+import net.pokeranalytics.android.calculus.ComputableGroup
+import net.pokeranalytics.android.calculus.ComputedResults
+import net.pokeranalytics.android.calculus.Stat
+import net.pokeranalytics.android.model.realm.ComputableResult
+import net.pokeranalytics.android.model.realm.Session
+import net.pokeranalytics.android.model.realm.SessionSet
+import net.pokeranalytics.android.model.utils.Seed
+import net.pokeranalytics.android.util.FakeDataManager
+import org.junit.Test
+import org.junit.runner.RunWith
+import timber.log.Timber
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class PerfsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
+
+	@Test
+	fun testGlobalPerfs() {
+
+		Timber.d("*** start global perfs ")
+
+
+		val realm = mockRealm
+		val app: Context = ApplicationProvider.getApplicationContext()
+
+		realm.beginTransaction()
+		Seed(app).execute(realm)
+		realm.commitTransaction()
+
+
+		FakeDataManager.createFakeSessions(2000) {success ->
+
+			if (success) {
+
+				val start = System.currentTimeMillis()
+
+				val sessions = realm.where(Session::class.java).findAll()
+				val computableResults = realm.where(ComputableResult::class.java).findAll()
+				val sets = realm.where(SessionSet::class.java).findAll()
+
+				Timber.d("sessions: ${sessions.size}")
+				Timber.d("computableResults: ${computableResults.size}")
+				Timber.d("sets: ${sets.size}")
+
+				val stats: List<Stat> = listOf(Stat.NETRESULT, Stat.AVERAGE)
+				val group = ComputableGroup("test", computableResults, sets, stats)
+
+				val options = Calculator.Options()
+				options.displayedStats = listOf(Stat.STANDARD_DEVIATION_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION)
+
+				val results: ComputedResults = Calculator.compute(group, options)
+
+				Timber.d("*** ended in ${System.currentTimeMillis() - start} milliseconds")
+
+			}
+
+		}
+
+	}
+
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/net/pokeranalytics/android/PokerAnalyticsApplication.kt b/app/src/main/java/net/pokeranalytics/android/PokerAnalyticsApplication.kt
index 7bfb7c77..cef7e773 100644
--- a/app/src/main/java/net/pokeranalytics/android/PokerAnalyticsApplication.kt
+++ b/app/src/main/java/net/pokeranalytics/android/PokerAnalyticsApplication.kt
@@ -7,14 +7,13 @@ import io.realm.Realm
 import io.realm.RealmConfiguration
 import io.realm.RealmResults
 import io.realm.kotlin.where
-import net.pokeranalytics.android.model.Limit
-import net.pokeranalytics.android.model.realm.Bankroll
-import net.pokeranalytics.android.model.realm.Game
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
 import net.pokeranalytics.android.model.realm.Session
 import net.pokeranalytics.android.model.utils.Seed
+import net.pokeranalytics.android.util.FakeDataManager
 import net.pokeranalytics.android.util.PokerAnalyticsLogs
 import timber.log.Timber
-import java.util.*
 
 
 class PokerAnalyticsApplication : Application() {
@@ -68,8 +67,25 @@ class PokerAnalyticsApplication : Application() {
 		if (BuildConfig.DEBUG) {
 			this.createFakeSessions() // debug
 		}
+	}
+
+	/**
+	 * Create fake sessions if we have less than 10 sessions
+	 */
+	private fun createFakeSessions() {
+
+		val realm = Realm.getDefaultInstance()
+		val sessionsCount = realm.where<Session>().findAll().size
+		realm.close()
+
+		if (sessionsCount < 10) {
+			GlobalScope.launch {
+				FakeDataManager.createFakeSessions(2000)
+			}
+		}
 
 	}
+
 //
 //	private fun createFakeStats() {
 //
@@ -129,88 +145,4 @@ class PokerAnalyticsApplication : Application() {
 //
 //	}
 
-	private fun createFakeSessions() {
-
-		val buyinList = arrayListOf(100.0, 200.0, 300.0, 500.0, 1000.0, 2000.0)
-		val resultsList = arrayListOf(
-			-2500.0, -2000.0, -1500.0, -1000.0, -500.0, 200.0, 1000.0, 1500.0, 2500.0
-		)
-
-		val commitFrequency = 100
-
-		Thread() {
-
-			try {
-
-				val realm = Realm.getDefaultInstance()
-				val games = realm.where<Game>().findAll()
-				val bankroll = realm.where<Bankroll>().findAll().firstOrNull()
-
-				// Test endedSessions
-				val sessions = realm.where<Session>().findAll()
-				if (sessions.size < 10) {
-
-					val numberOfSessions = 2000
-					Timber.d("*** Start creating ${numberOfSessions} fake computables...")
-
-					val s = Date()
-
-					realm.beginTransaction()
-
-					for (index in 0..numberOfSessions) {
-
-						if (index % commitFrequency == 0) {
-							Timber.d("****** committing at ${index} computables...")
-							realm.commitTransaction()
-							realm.beginTransaction()
-						}
-
-						val session = Session.newInstance(realm, false, bankroll)
-
-						val calendar = Calendar.getInstance()
-						calendar.set(
-							(2016..2018).random(),
-							(0..11).random(),
-							(0..28).random(),
-							(0..23).random(),
-							(0..59).random()
-						)
-
-						val startDate = calendar.time
-						calendar.add(Calendar.HOUR_OF_DAY, (2..12).random())
-						calendar.add(Calendar.MINUTE, (0..59).random())
-						val endDate = calendar.time
-
-						session.startDate = startDate
-						session.endDate = endDate
-						session.creationDate = startDate
-
-						session.limit = Limit.values().random().ordinal
-						session.game = games.random()
-
-						session.result?.let { result ->
-							result.buyin = buyinList.random()
-							result.netResult = resultsList.random()
-						}
-
-					}
-
-					realm.commitTransaction()
-
-					val e = Date()
-					val duration = (e.time - s.time) / 1000.0
-					Timber.d("*** ended in ${duration} seconds")
-
-				}
-
-				realm.close()
-
-			} catch (e: Exception) {
-				Timber.e(e)
-			}
-
-		}.start()
-
-	}
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/net/pokeranalytics/android/model/filter/interfaces/TimeFilterable.kt b/app/src/main/java/net/pokeranalytics/android/model/filter/interfaces/TimeFilterable.kt
index f900d86d..f4713e4b 100644
--- a/app/src/main/java/net/pokeranalytics/android/model/filter/interfaces/TimeFilterable.kt
+++ b/app/src/main/java/net/pokeranalytics/android/model/filter/interfaces/TimeFilterable.kt
@@ -5,6 +5,7 @@ import java.util.*
 interface TimeFilterable {
 
     var dayOfWeek : Int?
+    var dayOfMonth : Int?
     var month : Int?
     var year : Int?
 
@@ -13,6 +14,7 @@ interface TimeFilterable {
             val cal = Calendar.getInstance()
             cal.time = it
             dayOfWeek = cal.get(Calendar.DAY_OF_WEEK)
+            dayOfMonth = cal.get(Calendar.DAY_OF_MONTH)
             month = cal.get(Calendar.MONTH)
             year = cal.get(Calendar.YEAR)
         }
diff --git a/app/src/main/java/net/pokeranalytics/android/model/realm/Session.kt b/app/src/main/java/net/pokeranalytics/android/model/realm/Session.kt
index 6d18c7bb..1690abaf 100644
--- a/app/src/main/java/net/pokeranalytics/android/model/realm/Session.kt
+++ b/app/src/main/java/net/pokeranalytics/android/model/realm/Session.kt
@@ -82,6 +82,10 @@ open class Session : RealmObject(), Manageable, StaticRowRepresentableDataSource
 
 	// Timed interface
 
+	override var dayOfWeek : Int? = null
+	override var month: Int? = null
+	override var year: Int? = null
+	override var dayOfMonth: Int? = null
 
 	/**
 	 * The start date of the session
@@ -100,10 +104,6 @@ open class Session : RealmObject(), Manageable, StaticRowRepresentableDataSource
 			this.computeStats()
 		}
 
-	override var dayOfWeek : Int? = null
-	override var month: Int? = null
-	override var year: Int? = null
-
 	/**
 	 * the end date of the session
 	 */
diff --git a/app/src/main/java/net/pokeranalytics/android/util/FakeDataManager.kt b/app/src/main/java/net/pokeranalytics/android/util/FakeDataManager.kt
new file mode 100644
index 00000000..d11daa9a
--- /dev/null
+++ b/app/src/main/java/net/pokeranalytics/android/util/FakeDataManager.kt
@@ -0,0 +1,101 @@
+package net.pokeranalytics.android.util
+
+import io.realm.Realm
+import io.realm.kotlin.where
+import net.pokeranalytics.android.model.Limit
+import net.pokeranalytics.android.model.realm.Bankroll
+import net.pokeranalytics.android.model.realm.Game
+import net.pokeranalytics.android.model.realm.Session
+import timber.log.Timber
+import java.util.*
+
+class FakeDataManager {
+
+	companion object {
+
+		/**
+		 * Create the given number of fake sessions
+		 */
+		fun createFakeSessions(numberOfSessions: Int = 1000, callback: ((success: Boolean) -> Unit)? = null) {
+
+			val buyinList = arrayListOf(100.0, 200.0, 300.0, 500.0, 1000.0, 2000.0)
+			val resultsList = arrayListOf(
+				-2500.0, -2000.0, -1500.0, -1000.0, -500.0, 200.0, 1000.0, 1500.0, 2500.0
+			)
+
+			val commitFrequency = 100
+
+			try {
+
+				val realm = Realm.getDefaultInstance()
+				val games = realm.where<Game>().findAll()
+				val bankroll = realm.where<Bankroll>().findAll().firstOrNull()
+
+				// Test endedSessions
+
+				Timber.d("*** Start creating ${numberOfSessions} fake computables...")
+
+				val s = Date()
+
+				realm.beginTransaction()
+
+				for (index in 0..numberOfSessions) {
+
+					if (index % commitFrequency == 0) {
+						Timber.d("****** committing at ${index} computables...")
+						realm.commitTransaction()
+						realm.beginTransaction()
+					}
+
+					val session = Session.newInstance(realm, Math.random() > 0.5, bankroll)
+
+					val bigBlind = arrayListOf(1.0, 2.0, 4.0).random()
+					session.cgBigBlind = bigBlind
+					session.cgSmallBlind = bigBlind / 2.0
+
+					val calendar = Calendar.getInstance()
+					calendar.set(
+						(2016..2018).random(),
+						(0..11).random(),
+						(0..28).random(),
+						(0..23).random(),
+						(0..59).random()
+					)
+
+					val startDate = calendar.time
+					calendar.add(Calendar.HOUR_OF_DAY, (2..12).random())
+					calendar.add(Calendar.MINUTE, (0..59).random())
+					val endDate = calendar.time
+
+					session.startDate = startDate
+					session.endDate = endDate
+					session.creationDate = startDate
+
+					session.limit = Limit.values().random().ordinal
+					session.game = games.random()
+
+					session.result?.let { result ->
+						result.buyin = buyinList.random()
+						result.netResult = resultsList.random()
+					}
+
+				}
+
+				realm.commitTransaction()
+
+				val e = Date()
+				val duration = (e.time - s.time) / 1000.0
+				Timber.d("*** ended in ${duration} seconds")
+
+				realm.close()
+
+				callback?.invoke(true)
+
+			} catch (e: Exception) {
+				Timber.e(e)
+				callback?.invoke(true)
+			}
+		}
+	}
+
+}
\ No newline at end of file