diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
index 17d550ce5..60bcf187d 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
@@ -109,7 +109,8 @@ public final class Constants {
         public static final String SYNC_CONTACTS = "syncContacts";
         public static final String SYNC_KEYSERVER = "syncKeyserver";
         // other settings
-        public static final String ENABLE_EXPERIMENTAL_FEATURES = "enableExperimentalFeatures";
+        public static final String EXPERIMENTAL_ENABLE_WORD_CONFIRM = "experimentalEnableWordConfirm";
+        public static final String EXPERIMENTAL_ENABLE_LINKED_IDENTITIES = "experimentalEnableLinkedIdentities";
 
         public static final class Theme {
             public static final String LIGHT = "light";
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
index 63be1e20f..aec45824e 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
@@ -553,19 +553,22 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
     }
 
     /**
-     * This fragment shows other preferences
+     * This fragment shows experimental features
      */
-    public static class OtherPrefsFragment extends PreferenceFragment {
+    public static class ExperimentalPrefsFragment extends PreferenceFragment {
 
         @Override
         public void onCreate(Bundle savedInstanceState) {
             super.onCreate(savedInstanceState);
 
             // Load the preferences from an XML resource
-            addPreferencesFromResource(R.xml.other_preferences);
+            addPreferencesFromResource(R.xml.experimental_preferences);
 
-            initializeEnableExperimentalFeatures(
-                    (SwitchPreference) findPreference(Constants.Pref.ENABLE_EXPERIMENTAL_FEATURES));
+            initializeExperimentalEnableWordConfirm(
+                    (SwitchPreference) findPreference(Constants.Pref.EXPERIMENTAL_ENABLE_WORD_CONFIRM));
+
+            initializeExperimentalEnableLinkedIdentities(
+                    (SwitchPreference) findPreference(Constants.Pref.EXPERIMENTAL_ENABLE_LINKED_IDENTITIES));
         }
     }
 
@@ -575,7 +578,7 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
                 || ProxyPrefsFragment.class.getName().equals(fragmentName)
                 || GuiPrefsFragment.class.getName().equals(fragmentName)
                 || SyncPrefsFragment.class.getName().equals(fragmentName)
-                || OtherPrefsFragment.class.getName().equals(fragmentName)
+                || ExperimentalPrefsFragment.class.getName().equals(fragmentName)
                 || super.isValidFragment(fragmentName);
     }
 
@@ -676,12 +679,23 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
         });
     }
 
-    private static void initializeEnableExperimentalFeatures(final SwitchPreference mEnableExperimentalFeatures) {
-        mEnableExperimentalFeatures.setChecked(sPreferences.getEnableExperimentalFeatures());
-        mEnableExperimentalFeatures.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
+    private static void initializeExperimentalEnableWordConfirm(final SwitchPreference mExperimentalEnableWordConfirm) {
+        mExperimentalEnableWordConfirm.setChecked(sPreferences.getExperimentalEnableWordConfirm());
+        mExperimentalEnableWordConfirm.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
             public boolean onPreferenceChange(Preference preference, Object newValue) {
-                mEnableExperimentalFeatures.setChecked((Boolean) newValue);
-                sPreferences.setEnableExperimentalFeatures((Boolean) newValue);
+                mExperimentalEnableWordConfirm.setChecked((Boolean) newValue);
+                sPreferences.setExperimentalEnableWordConfirm((Boolean) newValue);
+                return false;
+            }
+        });
+    }
+
+    private static void initializeExperimentalEnableLinkedIdentities(final SwitchPreference mExperimentalEnableLinkedIdentities) {
+        mExperimentalEnableLinkedIdentities.setChecked(sPreferences.getExperimentalEnableLinkedIdentities());
+        mExperimentalEnableLinkedIdentities.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
+            public boolean onPreferenceChange(Preference preference, Object newValue) {
+                mExperimentalEnableLinkedIdentities.setChecked((Boolean) newValue);
+                sPreferences.setExperimentalEnableLinkedIdentities((Boolean) newValue);
                 return false;
             }
         });
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
index 75f83d1f6..3225c3765 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/Preferences.java
@@ -25,7 +25,6 @@ import android.content.res.Resources;
 import android.preference.PreferenceManager;
 import org.sufficientlysecure.keychain.Constants;
 import org.sufficientlysecure.keychain.Constants.Pref;
-import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.service.KeyserverSyncAdapterService;
 
 import java.net.Proxy;
@@ -360,16 +359,26 @@ public class Preferences {
         }
     }
 
-    // other prefs
+    // experimental prefs
 
-    public void setEnableExperimentalFeatures(boolean enableExperimentalFeatures) {
+    public void setExperimentalEnableWordConfirm(boolean enableWordConfirm) {
         SharedPreferences.Editor editor = mSharedPreferences.edit();
-        editor.putBoolean(Pref.ENABLE_EXPERIMENTAL_FEATURES, enableExperimentalFeatures);
+        editor.putBoolean(Pref.EXPERIMENTAL_ENABLE_WORD_CONFIRM, enableWordConfirm);
         editor.commit();
     }
 
-    public boolean getEnableExperimentalFeatures() {
-        return mSharedPreferences.getBoolean(Pref.ENABLE_EXPERIMENTAL_FEATURES, false);
+    public boolean getExperimentalEnableWordConfirm() {
+        return mSharedPreferences.getBoolean(Pref.EXPERIMENTAL_ENABLE_WORD_CONFIRM, false);
+    }
+
+    public void setExperimentalEnableLinkedIdentities(boolean enableLinkedIdentities) {
+        SharedPreferences.Editor editor = mSharedPreferences.edit();
+        editor.putBoolean(Pref.EXPERIMENTAL_ENABLE_LINKED_IDENTITIES, enableLinkedIdentities);
+        editor.commit();
+    }
+
+    public boolean getExperimentalEnableLinkedIdentities() {
+        return mSharedPreferences.getBoolean(Pref.EXPERIMENTAL_ENABLE_LINKED_IDENTITIES, false);
     }
 
     public void upgradePreferences(Context context) {
diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index ded2da6a2..6fddd527f 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -52,7 +52,7 @@
     <string name="section_proxy_settings">"Proxy Settings"</string>
     <string name="section_gui">"Interface"</string>
     <string name="section_sync_settings">"Sync Settings"</string>
-    <string name="section_other_settings">"Other Settings"</string>
+    <string name="section_experimental_features">"Experimental Features"</string>
     <string name="section_certify">"Confirm"</string>
     <string name="section_actions">"Actions"</string>
     <string name="section_share_key">"Key"</string>
@@ -186,8 +186,12 @@
     <!-- label shown in Android settings under the OpenKeychain account -->
     <string name="keyserver_sync_settings_title">"Automatically update keys"</string>
 
-    <string name="label_other_settings_experimental_title">"Enable experimental features"</string>
-    <string name="label_other_settings_experimental_summary">"Enable experimental features, mostly results of security/UX research. Don't rely on their security!"</string>
+    <string name="label_experimental_settings_desc_summary">"These features are mostly results of security/UX research. Don't rely on their security!"</string>
+
+    <string name="label_experimental_settings_word_confirm_title">"Word Confirm"</string>
+    <string name="label_experimental_settings_word_confirm_summary">"Allows to compare fingerprints with words instead of hexadecimal representation."</string>
+    <string name="label_experimental_settings_linked_identities_title">"Linked Identities"</string>
+    <string name="label_experimental_settings_linked_identities_summary">"Linked Identities"</string>
 
     <!-- Proxy Preferences -->
     <string name="pref_proxy_tor_title">"Enable Tor"</string>
diff --git a/OpenKeychain/src/main/res/xml/experimental_preferences.xml b/OpenKeychain/src/main/res/xml/experimental_preferences.xml
new file mode 100644
index 000000000..dbf19bddb
--- /dev/null
+++ b/OpenKeychain/src/main/res/xml/experimental_preferences.xml
@@ -0,0 +1,20 @@
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <Preference
+        android:persistent="false"
+        android:selectable="false"
+        android:summary="@string/label_experimental_settings_desc_summary" />
+
+    <SwitchPreference
+        android:defaultValue="false"
+        android:key="experimentalEnableWordConfirm"
+        android:persistent="false"
+        android:summary="@string/label_experimental_settings_word_confirm_summary"
+        android:title="@string/label_experimental_settings_word_confirm_title" />
+
+    <SwitchPreference
+        android:defaultValue="false"
+        android:key="experimentalEnableLinkedIdentities"
+        android:persistent="false"
+        android:summary="@string/label_experimental_settings_linked_identities_summary"
+        android:title="@string/label_experimental_settings_linked_identities_title" />
+</PreferenceScreen>
diff --git a/OpenKeychain/src/main/res/xml/preference_headers.xml b/OpenKeychain/src/main/res/xml/preference_headers.xml
index 36fc9a7ae..4c40b9d1f 100644
--- a/OpenKeychain/src/main/res/xml/preference_headers.xml
+++ b/OpenKeychain/src/main/res/xml/preference_headers.xml
@@ -15,6 +15,6 @@
         android:fragment="org.sufficientlysecure.keychain.ui.SettingsActivity$SyncPrefsFragment"
         android:title="@string/section_sync_settings" />
     <header
-        android:fragment="org.sufficientlysecure.keychain.ui.SettingsActivity$OtherPrefsFragment"
-        android:title="@string/section_other_settings" />
+        android:fragment="org.sufficientlysecure.keychain.ui.SettingsActivity$ExperimentalPrefsFragment"
+        android:title="@string/section_experimental_features" />
 </preference-headers>