diff --git a/app/src/main/java/com/deezer/sdk/sample/EqualizerActivity.java b/app/src/main/java/com/deezer/sdk/sample/EqualizerActivity.java
index ae79160..a10b4ae 100644
--- a/app/src/main/java/com/deezer/sdk/sample/EqualizerActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/EqualizerActivity.java
@@ -74,7 +74,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(true);
         
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSeekBackward, false);
         setButtonEnabled(mButtonPlayerSeekForward, false);
         setButtonEnabled(mButtonPlayerSkipBackward, false);
diff --git a/app/src/main/java/com/deezer/sdk/sample/RadiosActivity.java b/app/src/main/java/com/deezer/sdk/sample/RadiosActivity.java
index 16c0426..efb008a 100644
--- a/app/src/main/java/com/deezer/sdk/sample/RadiosActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/RadiosActivity.java
@@ -104,7 +104,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(false);
 
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSeekBackward, false);
         setButtonEnabled(mButtonPlayerSeekForward, false);
         setButtonEnabled(mButtonPlayerSkipBackward, false);
@@ -135,7 +135,7 @@ public boolean onChildClick(final ExpandableListView parent, final View v,
     }
 
     /**
-     * Search for all radios splitted by genre
+     * Search for all radios split by genre
      */
     private void searchAllRadioCategory() {
         DeezerRequest request = DeezerRequestFactory.requestRadiosCategories();
diff --git a/app/src/main/java/com/deezer/sdk/sample/UserAlbumsActivity.java b/app/src/main/java/com/deezer/sdk/sample/UserAlbumsActivity.java
index 44d83bc..67318ee 100644
--- a/app/src/main/java/com/deezer/sdk/sample/UserAlbumsActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/UserAlbumsActivity.java
@@ -40,7 +40,7 @@
  */
 public class UserAlbumsActivity extends PlayerActivity implements PlayerWrapperListener {
     
-    /** The list of albums of displayed by this activity. */
+    /** The list of albums displayed by this activity. */
     private List<Album> mAlbumsList = new ArrayList<Album>();
     
     /** the Albums list adapter */
@@ -131,7 +131,7 @@ private void createPlayer() {
     }
     
     /**
-     * Search for all albums splitted by genre
+     * Search for all albums split by genre
      */
     private void getUserAlbums() {
         DeezerRequest request = DeezerRequestFactory.requestCurrentUserAlbums();
@@ -160,7 +160,7 @@ public void onResult(final Object result, final Object requestId) {
             
             @Override
             public void onUnparsedResult(final String response, final Object requestId) {
-                handleError(new DeezerError("Unparsed reponse"));
+                handleError(new DeezerError("Unparsed response"));
             }
             
             
diff --git a/app/src/main/java/com/deezer/sdk/sample/UserArtistsActivity.java b/app/src/main/java/com/deezer/sdk/sample/UserArtistsActivity.java
index c6d330f..a8826fa 100644
--- a/app/src/main/java/com/deezer/sdk/sample/UserArtistsActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/UserArtistsActivity.java
@@ -41,7 +41,7 @@
  */
 public class UserArtistsActivity extends PlayerActivity implements RadioPlayerListener {
     
-    /** The list of artists of displayed by this activity. */
+    /** The list of artists displayed by this activity. */
     private List<Artist> mArtistsList = new ArrayList<Artist>();
     
     /** the Artists list adapter */
@@ -76,7 +76,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(false);
         
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSeekBackward, false);
         setButtonEnabled(mButtonPlayerSeekForward, false);
         setButtonEnabled(mButtonPlayerSkipBackward, false);
@@ -148,7 +148,7 @@ private void createPlayer() {
     }
     
     /**
-     * Search for all artists splitted by genre
+     * Search for all artists split by genre
      */
     private void getUserArtists() {
         DeezerRequest request = DeezerRequestFactory.requestCurrentUserArtists();
@@ -178,7 +178,7 @@ public void onResult(final Object result, final Object requestId) {
                     
                     @Override
                     public void onUnparsedResult(final String response, final Object requestId) {
-                        handleError(new DeezerError("Unparsed reponse"));
+                        handleError(new DeezerError("Unparsed response"));
                     }
                     
                     
diff --git a/app/src/main/java/com/deezer/sdk/sample/UserRadiosActivity.java b/app/src/main/java/com/deezer/sdk/sample/UserRadiosActivity.java
index 9653af0..d759b5d 100644
--- a/app/src/main/java/com/deezer/sdk/sample/UserRadiosActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/UserRadiosActivity.java
@@ -106,7 +106,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(false);
         
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSeekBackward, false);
         setButtonEnabled(mButtonPlayerSeekForward, false);
         setButtonEnabled(mButtonPlayerSkipBackward, false);
@@ -155,7 +155,7 @@ public void onItemClick(final AdapterView<?> parent, final View view,
     }
     
     /**
-     * Search for all radios splitted by genre
+     * Search for all radios split by genre
      */
     private void searchAllRadioCategory() {
         DeezerRequest request = DeezerRequestFactory.requestCurrentUserRadios();
@@ -185,7 +185,7 @@ public void onResult(final Object result, final Object requestId) {
                     
                     @Override
                     public void onUnparsedResult(final String response, final Object requestId) {
-                        handleError(new DeezerError("Unparsed reponse"));
+                        handleError(new DeezerError("Unparsed response"));
                     }
                     
                     
diff --git a/app/src/main/java/com/deezer/sdk/sample/UserTopTracksActivity.java b/app/src/main/java/com/deezer/sdk/sample/UserTopTracksActivity.java
index 8af64ce..4238498 100644
--- a/app/src/main/java/com/deezer/sdk/sample/UserTopTracksActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/UserTopTracksActivity.java
@@ -37,7 +37,7 @@
  */
 public class UserTopTracksActivity extends PlayerActivity implements PlayerWrapperListener {
     
-    /** The list of tracks of displayed by this activity. */
+    /** The list of tracks displayed by this activity. */
     private List<Track> mTracksList = new ArrayList<Track>();
     
     /** the tracks list adapter */
@@ -71,7 +71,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(false);
         
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSkipBackward, false);
         setButtonEnabled(mButtonPlayerSkipForward, false);
     }
@@ -136,7 +136,7 @@ private void createPlayer() {
     }
     
     /**
-     * Search for all tracks splitted by genre
+     * Search for all tracks split by genre
      */
     private void getUserTracks() {
         DeezerRequest request = DeezerRequestFactory.requestCurrentUserCharts();
@@ -166,7 +166,7 @@ public void onResult(final Object result, final Object requestId) {
                     
                     @Override
                     public void onUnparsedResult(final String response, final Object requestId) {
-                        handleError(new DeezerError("Unparsed reponse"));
+                        handleError(new DeezerError("Unparsed response"));
                     }
                     
                     @Override
diff --git a/app/src/main/java/com/deezer/sdk/sample/VisualizerActivity.java b/app/src/main/java/com/deezer/sdk/sample/VisualizerActivity.java
index 8d2c4b2..4d043c9 100644
--- a/app/src/main/java/com/deezer/sdk/sample/VisualizerActivity.java
+++ b/app/src/main/java/com/deezer/sdk/sample/VisualizerActivity.java
@@ -81,7 +81,7 @@ private void setupPlayerUI() {
         // for now hide the player
         setPlayerVisible(true);
 
-        // disable unnecesary buttons
+        // disable unnecessary buttons
         setButtonEnabled(mButtonPlayerSeekBackward, false);
         setButtonEnabled(mButtonPlayerSeekForward, false);
         setButtonEnabled(mButtonPlayerSkipBackward, false);