diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index d098cdc47..354df5dd0 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -129,7 +129,7 @@
                 android:grantUriPermissions="true">
             <meta-data
                     android:name="android.support.FILE_PROVIDER_PATHS"
-                    android:resource="@xml/install_history_file_provider"/>
+                    android:resource="@xml/installer_file_provider"/>
         </provider>
 
         <activity
diff --git a/app/src/main/java/org/fdroid/fdroid/installer/InstallHistoryService.java b/app/src/main/java/org/fdroid/fdroid/installer/InstallHistoryService.java
index 7c280c8db..de13a6cb0 100644
--- a/app/src/main/java/org/fdroid/fdroid/installer/InstallHistoryService.java
+++ b/app/src/main/java/org/fdroid/fdroid/installer/InstallHistoryService.java
@@ -28,7 +28,6 @@ import android.net.Uri;
 import android.os.Process;
 import android.support.v4.content.LocalBroadcastManager;
 import android.text.TextUtils;
-import org.fdroid.fdroid.BuildConfig;
 import org.fdroid.fdroid.Utils;
 import org.fdroid.fdroid.data.Apk;
 
@@ -47,8 +46,7 @@ import java.util.List;
 public class InstallHistoryService extends IntentService {
     public static final String TAG = "InstallHistoryService";
 
-    public static final String AUTHORITY = BuildConfig.APPLICATION_ID + ".installer";
-    public static final Uri LOG_URI = Uri.parse("content://" + AUTHORITY + "/install_history/all");
+    public static final Uri LOG_URI = Uri.parse("content://" + Installer.AUTHORITY + "/install_history/all");
 
     private static BroadcastReceiver broadcastReceiver;
 
diff --git a/app/src/main/java/org/fdroid/fdroid/installer/Installer.java b/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
index 817f1fa53..40b2e1775 100644
--- a/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
+++ b/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
@@ -31,6 +31,7 @@ import android.os.PatternMatcher;
 import android.support.annotation.NonNull;
 import android.support.v4.content.LocalBroadcastManager;
 import android.text.TextUtils;
+import org.fdroid.fdroid.BuildConfig;
 import org.fdroid.fdroid.Utils;
 import org.fdroid.fdroid.data.Apk;
 import org.fdroid.fdroid.data.ApkProvider;
@@ -51,6 +52,8 @@ public abstract class Installer {
     final Context context;
     final Apk apk;
 
+    public static final String AUTHORITY = BuildConfig.APPLICATION_ID + ".installer";
+
     public static final String ACTION_INSTALL_STARTED = "org.fdroid.fdroid.installer.Installer.action.INSTALL_STARTED";
     public static final String ACTION_INSTALL_COMPLETE = "org.fdroid.fdroid.installer.Installer.action.INSTALL_COMPLETE";
     public static final String ACTION_INSTALL_INTERRUPTED = "org.fdroid.fdroid.installer.Installer.action.INSTALL_INTERRUPTED";
diff --git a/app/src/main/java/org/fdroid/fdroid/views/AppDetailsRecyclerViewAdapter.java b/app/src/main/java/org/fdroid/fdroid/views/AppDetailsRecyclerViewAdapter.java
index eb64af686..fba91932c 100644
--- a/app/src/main/java/org/fdroid/fdroid/views/AppDetailsRecyclerViewAdapter.java
+++ b/app/src/main/java/org/fdroid/fdroid/views/AppDetailsRecyclerViewAdapter.java
@@ -7,10 +7,12 @@ import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.res.Resources;
 import android.net.Uri;
+import android.os.Build;
 import android.support.annotation.DrawableRes;
 import android.support.annotation.LayoutRes;
 import android.support.annotation.NonNull;
 import android.support.v4.content.ContextCompat;
+import android.support.v4.content.FileProvider;
 import android.support.v4.view.ViewCompat;
 import android.support.v4.widget.TextViewCompat;
 import android.support.v7.app.AlertDialog;
@@ -28,6 +30,7 @@ import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.webkit.MimeTypeMap;
 import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
@@ -35,6 +38,7 @@ import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.Toast;
 import com.nostra13.universalimageloader.core.ImageLoader;
+import org.apache.commons.io.FilenameUtils;
 import org.fdroid.fdroid.Preferences;
 import org.fdroid.fdroid.R;
 import org.fdroid.fdroid.Utils;
@@ -43,10 +47,12 @@ import org.fdroid.fdroid.data.ApkProvider;
 import org.fdroid.fdroid.data.App;
 import org.fdroid.fdroid.data.InstalledAppProvider;
 import org.fdroid.fdroid.data.RepoProvider;
+import org.fdroid.fdroid.installer.Installer;
 import org.fdroid.fdroid.privileged.views.AppDiff;
 import org.fdroid.fdroid.privileged.views.AppSecurityPermissions;
 import org.fdroid.fdroid.views.main.MainActivity;
 
+import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
@@ -512,9 +518,42 @@ public class AppDetailsRecyclerViewAdapter
                     buttonPrimaryView.setText(R.string.menu_upgrade);
                     buttonPrimaryView.setOnClickListener(onUpgradeClickListener);
                 } else {
+                    Apk mediaApk = app.getMediaApkifInstalled(context);
                     if (context.getPackageManager().getLaunchIntentForPackage(app.packageName) != null) {
                         buttonPrimaryView.setText(R.string.menu_launch);
                         buttonPrimaryView.setOnClickListener(onLaunchClickListener);
+                    } else if (!app.isApk && mediaApk != null) {
+                        final File installedFile = new File(mediaApk.getMediaInstallPath(context), mediaApk.apkName);
+                        if (!installedFile.toString().startsWith(context.getApplicationInfo().dataDir)) {
+                            final Intent viewIntent = new Intent(Intent.ACTION_VIEW);
+                            Uri uri = FileProvider.getUriForFile(context, Installer.AUTHORITY, installedFile);
+                            String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
+                                    FilenameUtils.getExtension(installedFile.getName()));
+                            viewIntent.setDataAndType(uri, mimeType);
+                            if (Build.VERSION.SDK_INT < 19) {
+                                viewIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+                            } else {
+                                viewIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION
+                                        | Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION);
+                            }
+                            if (context.getPackageManager().queryIntentActivities(viewIntent, 0).size() > 0) {
+                                buttonPrimaryView.setText(R.string.menu_open);
+                                buttonPrimaryView.setOnClickListener(new View.OnClickListener() {
+                                    @Override
+                                    public void onClick(View v) {
+                                        try {
+                                            context.startActivity(viewIntent);
+                                        } catch (ActivityNotFoundException e) {
+                                            e.printStackTrace();
+                                        }
+                                    }
+                                });
+                            } else {
+                                buttonPrimaryView.setVisibility(View.GONE);
+                            }
+                        } else {
+                            buttonPrimaryView.setVisibility(View.GONE);
+                        }
                     } else {
                         buttonPrimaryView.setVisibility(View.GONE);
                     }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0ebf4b3b8..0052e632b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -171,6 +171,7 @@ This often occurs with apps installed via Google Play or other sources, if they
     <string name="menu_add_repo">New Repository</string>
 
     <string name="menu_launch">Run</string>
+    <string name="menu_open">Open</string>
     <string name="menu_share">Share</string>
     <string name="menu_install">Install</string>
     <string name="menu_uninstall">Uninstall</string>
diff --git a/app/src/main/res/xml/install_history_file_provider.xml b/app/src/main/res/xml/install_history_file_provider.xml
deleted file mode 100644
index 06e42c762..000000000
--- a/app/src/main/res/xml/install_history_file_provider.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<paths>
-    <cache-path
-        name="install_history"
-        path="install_history" />
-</paths>
\ No newline at end of file
diff --git a/app/src/main/res/xml/installer_file_provider.xml b/app/src/main/res/xml/installer_file_provider.xml
new file mode 100644
index 000000000..9b5dfbcd5
--- /dev/null
+++ b/app/src/main/res/xml/installer_file_provider.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <cache-path name="install_history" path="install_history"/>
+    <external-path name="external" path="/"/>
+</paths>
\ No newline at end of file