diff --git a/app/src/main/kotlin/com/simplemobiletools/calculator/activities/MainActivity.kt b/app/src/main/kotlin/com/simplemobiletools/calculator/activities/MainActivity.kt
index c5f168e5..098bf613 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calculator/activities/MainActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calculator/activities/MainActivity.kt
@@ -18,6 +18,7 @@ import com.simplemobiletools.commons.helpers.LICENSE_ESPRESSO
 import com.simplemobiletools.commons.helpers.LICENSE_KOTLIN
 import com.simplemobiletools.commons.helpers.LICENSE_ROBOLECTRIC
 import com.simplemobiletools.commons.models.FAQItem
+import com.simplemobiletools.commons.models.Release
 import kotlinx.android.synthetic.main.activity_main.*
 import me.grantland.widget.AutofitHelper
 
@@ -58,6 +59,7 @@ class MainActivity : SimpleActivity(), Calculator {
         AutofitHelper.create(formula)
         storeStateVariables()
         updateViewColors(calculator_holder, config.textColor)
+        checkWhatsNewDialog()
     }
 
     override fun onResume() {
@@ -147,6 +149,13 @@ class MainActivity : SimpleActivity(), Calculator {
         result.text = value
     }
 
+    private fun checkWhatsNewDialog() {
+        arrayListOf<Release>().apply {
+            add(Release(18, R.string.release_18))
+            checkWhatsNew(this, BuildConfig.VERSION_CODE)
+        }
+    }
+
     // used only by Robolectric
     override fun setValueDouble(d: Double) {
         calc.setValue(Formatter.doubleToString(d))
diff --git a/app/src/main/res/values/donottranslate.xml b/app/src/main/res/values/donottranslate.xml
new file mode 100644
index 00000000..17078ecb
--- /dev/null
+++ b/app/src/main/res/values/donottranslate.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!-- Release notes -->
+    <string name="release_18">Added a toggle for preventing the phone from sleeping, enabled by default</string>
+
+</resources>