diff --git a/app/src/main/java/com/stormtales/notevault/data/dao/SongDao.java b/app/src/main/java/com/stormtales/notevault/data/dao/SongDao.java
index e2debca..886faea 100644
--- a/app/src/main/java/com/stormtales/notevault/data/dao/SongDao.java
+++ b/app/src/main/java/com/stormtales/notevault/data/dao/SongDao.java
@@ -39,4 +39,7 @@ public interface SongDao {
 
     @Query("SELECT * FROM Song WHERE localID IN (:localIDs)")
     List<Song> getSongsByLocalIDs(List<Integer> localIDs);
+
+    @Query("SELECT * FROM Song WHERE serverID IN (:serverIDs)")
+    List<Song> getSongsByServerIDs(List<String> serverIDs);
 }
diff --git a/app/src/main/java/com/stormtales/notevault/data/repositories/SongSyncRepository.java b/app/src/main/java/com/stormtales/notevault/data/repositories/SongSyncRepository.java
index 671372c..9060197 100644
--- a/app/src/main/java/com/stormtales/notevault/data/repositories/SongSyncRepository.java
+++ b/app/src/main/java/com/stormtales/notevault/data/repositories/SongSyncRepository.java
@@ -8,6 +8,7 @@ import com.stormtales.notevault.data.dao.SongDao;
 import com.stormtales.notevault.data.entities.Song;
 import com.stormtales.notevault.data.sync.SyncStatus;
 import com.stormtales.notevault.network.sync.models.BatchCreateResponse;
+import com.stormtales.notevault.network.sync.models.BatchModifyResponse;
 import com.stormtales.notevault.network.sync.models.CreateResponse;
 
 import java.time.LocalDateTime;
@@ -32,6 +33,14 @@ public class SongSyncRepository {
         });
     }
 
+    public void loadModifiedSongs(LoadDataCallback<List<Song>> callback) {
+        Executors.newSingleThreadExecutor().execute(() -> {
+            List<Song> modifiedSongs = songDao.getSongsBySyncStatus(SyncStatus.MODIFIED);
+            Handler mainHandler = new Handler(Looper.getMainLooper());
+            mainHandler.post(()-> callback.onResult(modifiedSongs));
+        });
+    }
+
     public void markCreatedSongsAsSynced(BatchCreateResponse createdSongs) {
         Executors.newSingleThreadExecutor().execute(() -> {
             List<Integer> localIDs = createdSongs.getCreateResponses().stream().map(CreateResponse::getLocalID).collect(Collectors.toList());
@@ -58,6 +67,17 @@ public class SongSyncRepository {
         }
     }
 
+    public void markModifiedSongsAsSynced(BatchModifyResponse response) {
+        Executors.newSingleThreadExecutor().execute(() -> {
+            List<Song> requestedSongs = songDao.getSongsByServerIDs(response.getModifiedServerObjects());
+            for(Song song : requestedSongs) {
+                song.setSyncStatus(SyncStatus.SYNCED);
+                song.setSyncTime(LocalDateTime.now());
+            }
+            songDao.updateSongs(requestedSongs);
+        });
+    }
+
     public interface LoadDataCallback<T> {
         void onResult(T result);
     }
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncAPI.java b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncAPI.java
index 85d0910..ddec0fb 100644
--- a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncAPI.java
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncAPI.java
@@ -3,7 +3,9 @@ package com.stormtales.notevault.network.sync;
 import com.stormtales.notevault.network.auth.LoginRequest;
 import com.stormtales.notevault.network.auth.LoginResponse;
 import com.stormtales.notevault.network.sync.models.BatchCreateResponse;
+import com.stormtales.notevault.network.sync.models.BatchModifyResponse;
 import com.stormtales.notevault.network.sync.models.SongCreateBatchRequest;
+import com.stormtales.notevault.network.sync.models.SongModifyBatchRequest;
 import retrofit2.Call;
 import retrofit2.http.Body;
 import retrofit2.http.POST;
@@ -12,4 +14,7 @@ public interface SongSyncAPI {
 
     @POST("/sync/songs/create")
     Call<BatchCreateResponse> syncCreatedSongs(@Body SongCreateBatchRequest songCreateBatchRequest);
+
+    @POST("/sync/songs/modify")
+    Call<BatchModifyResponse> syncModifiedSongs(@Body SongModifyBatchRequest songModifyBatchRequest);
 }
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncModule.java b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncModule.java
index f5c959f..8c0b6ff 100644
--- a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncModule.java
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncModule.java
@@ -1,14 +1,12 @@
 package com.stormtales.notevault.network.sync;
 
 import android.content.Context;
-import com.stormtales.notevault.data.entities.Song;
 import com.stormtales.notevault.data.repositories.SongRepository;
 import com.stormtales.notevault.data.repositories.SongSyncRepository;
 import com.stormtales.notevault.network.sync.models.BatchCreateResponse;
+import com.stormtales.notevault.network.sync.models.BatchModifyResponse;
 import com.stormtales.notevault.ui.gallery.GalleryViewModel;
 
-import java.util.List;
-
 public class SongSyncModule {
     private SongRepository songRepository;
     private SongSyncRepository songSyncRepository;
@@ -22,19 +20,29 @@ public class SongSyncModule {
         this.syncViewModel = syncViewModel;
     }
 
-    public void syncCreatedSongs(FinishSongSyncingCallback callback) {
+    public void syncCreatedSongs() {
         songSyncRepository.loadCreatedSongs(result -> {
-            songSyncService.syncCreatedSongs(result, new FinishSongSyncingCallback() {
-                @Override
-                public void finishSongSyncing(BatchCreateResponse response) {
-                    songSyncRepository.markCreatedSongsAsSynced(response);
-                    callback.finishSongSyncing(response);
-                }
+            songSyncService.syncCreatedSongs(result, response -> {
+                songSyncRepository.markCreatedSongsAsSynced(response);
+                syncViewModel.finishCreateSongSyncing();
             });
         });
     }
 
-    public interface FinishSongSyncingCallback {
+    public void syncModifiedSongs() {
+        songSyncRepository.loadModifiedSongs(result -> {
+            songSyncService.syncModifiedSongs(result, response -> {
+                songSyncRepository.markModifiedSongsAsSynced(response);
+                syncViewModel.finishModifiedSongSyncinc();
+            });
+        });
+    }
+
+    public interface FinishSongCreateSyncingCallback {
         void finishSongSyncing(BatchCreateResponse response);
     }
+
+    public interface FinishSongSyncingCallback {
+        void finishSongSyncing(BatchModifyResponse response);
+    }
 }
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncService.java b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncService.java
index 35f279f..469dfb4 100644
--- a/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncService.java
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/SongSyncService.java
@@ -4,9 +4,7 @@ import android.content.Context;
 import com.stormtales.notevault.data.entities.Song;
 import com.stormtales.notevault.network.NetworkModule;
 import com.stormtales.notevault.network.auth.AuthAPI;
-import com.stormtales.notevault.network.sync.models.BatchCreateResponse;
-import com.stormtales.notevault.network.sync.models.SongCreateBatchRequest;
-import com.stormtales.notevault.network.sync.models.SongCreateRequest;
+import com.stormtales.notevault.network.sync.models.*;
 import com.stormtales.notevault.ui.gallery.GalleryViewModel;
 import retrofit2.Call;
 import retrofit2.Callback;
@@ -23,7 +21,7 @@ public class SongSyncService {
         songSyncAPI = NetworkModule.getRetrofitInstance(context).create(SongSyncAPI.class);
     }
 
-    public void syncCreatedSongs(List<Song> songs, SongSyncModule.FinishSongSyncingCallback callback) {
+    public void syncCreatedSongs(List<Song> songs, SongSyncModule.FinishSongCreateSyncingCallback callback) {
         List<SongCreateRequest> createRequests = new ArrayList<>();
         for(Song song : songs) {
             createRequests.add(new SongCreateRequest(song));
@@ -41,4 +39,23 @@ public class SongSyncService {
             }
         });
     }
+
+    public void syncModifiedSongs(List<Song> songs, SongSyncModule.FinishSongSyncingCallback callback) {
+        List<SongModifyRequest> modifyRequests = new ArrayList<>();
+        for(Song song : songs) {
+            modifyRequests.add(new SongModifyRequest(song));
+        }
+        SongModifyBatchRequest songModifyBatchRequest = new SongModifyBatchRequest(modifyRequests);
+        songSyncAPI.syncModifiedSongs(songModifyBatchRequest).enqueue(new Callback<BatchModifyResponse>() {
+            @Override
+            public void onResponse(Call<BatchModifyResponse> call, Response<BatchModifyResponse> response) {
+                callback.finishSongSyncing(response.body());
+            }
+
+            @Override
+            public void onFailure(Call<BatchModifyResponse> call, Throwable throwable) {
+
+            }
+        });
+    }
 }
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/models/BatchModifyResponse.java b/app/src/main/java/com/stormtales/notevault/network/sync/models/BatchModifyResponse.java
new file mode 100644
index 0000000..ad08584
--- /dev/null
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/models/BatchModifyResponse.java
@@ -0,0 +1,15 @@
+package com.stormtales.notevault.network.sync.models;
+
+import java.util.List;
+
+public class BatchModifyResponse {
+    private List<String> modifiedServerObjects;
+
+    public List<String> getModifiedServerObjects() {
+        return modifiedServerObjects;
+    }
+
+    public void setModifiedServerObjects(List<String> modifiedServerObjects) {
+        this.modifiedServerObjects = modifiedServerObjects;
+    }
+}
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyBatchRequest.java b/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyBatchRequest.java
new file mode 100644
index 0000000..33247bf
--- /dev/null
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyBatchRequest.java
@@ -0,0 +1,19 @@
+package com.stormtales.notevault.network.sync.models;
+
+import java.util.List;
+
+public class SongModifyBatchRequest {
+    private List<SongModifyRequest> songs;
+
+    public SongModifyBatchRequest(List<SongModifyRequest> songs) {
+        this.songs = songs;
+    }
+
+    public List<SongModifyRequest> getSongs() {
+        return songs;
+    }
+
+    public void setSongs(List<SongModifyRequest> songs) {
+        this.songs = songs;
+    }
+}
diff --git a/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyRequest.java b/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyRequest.java
new file mode 100644
index 0000000..910b929
--- /dev/null
+++ b/app/src/main/java/com/stormtales/notevault/network/sync/models/SongModifyRequest.java
@@ -0,0 +1,68 @@
+package com.stormtales.notevault.network.sync.models;
+
+import com.stormtales.notevault.data.entities.Song;
+
+public class SongModifyRequest {
+
+    private String serverID;
+    private String title;
+    private String composer;
+    private String genre;
+    private int year;
+
+    public SongModifyRequest(String serverID, String title, String composer, String genre, int year) {
+        this.serverID = serverID;
+        this.title = title;
+        this.composer = composer;
+        this.genre = genre;
+        this.year = year;
+    }
+
+    public SongModifyRequest(Song song) {
+        this.serverID = song.getServerID();
+        this.title = song.getTitle();
+        this.composer = song.getComposer();
+        this.genre = song.getGenre();
+        this.year = song.getYear();
+    }
+
+    public String getServerID() {
+        return serverID;
+    }
+
+    public void setServerID(String serverID) {
+        this.serverID = serverID;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getComposer() {
+        return composer;
+    }
+
+    public void setComposer(String composer) {
+        this.composer = composer;
+    }
+
+    public String getGenre() {
+        return genre;
+    }
+
+    public void setGenre(String genre) {
+        this.genre = genre;
+    }
+
+    public int getYear() {
+        return year;
+    }
+
+    public void setYear(int year) {
+        this.year = year;
+    }
+}
diff --git a/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryFragment.java b/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryFragment.java
index d080afb..16b804d 100644
--- a/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryFragment.java
+++ b/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryFragment.java
@@ -22,6 +22,8 @@ public class GalleryFragment extends Fragment {
     private FragmentGalleryBinding binding;
     private ProgressBar progress_sync_created_songs;
     private Button sync_created_songs_btn;
+    private ProgressBar progress_sync_modified_songs;
+    private Button sync_modified_songs_btn;
 
 
     public View onCreateView(@NonNull LayoutInflater inflater,
@@ -34,6 +36,9 @@ public class GalleryFragment extends Fragment {
         progress_sync_created_songs = binding.progressSyncCreatedSongs;
         sync_created_songs_btn = binding.syncCreatedBtn;
         sync_created_songs_btn.setOnClickListener(v -> onSyncCreatedSongs());
+        progress_sync_modified_songs = binding.progressSyncModifiedSongs;
+        sync_modified_songs_btn = binding.syncModifiedBtn;
+        sync_modified_songs_btn.setOnClickListener(v -> onSyncModifiedSogs());
 
         galleryViewModel.setSongSyncModule(new SongSyncModule(getContext(), galleryViewModel));
 
@@ -46,16 +51,32 @@ public class GalleryFragment extends Fragment {
                 sync_created_songs_btn.setEnabled(true);
             }
         });
+
+        galleryViewModel.getIsModifiedSongSyncing().observe(getViewLifecycleOwner(), isModifiedSyncinc -> {
+            if(isModifiedSyncinc) {
+                progress_sync_modified_songs.setIndeterminate(true);
+                sync_modified_songs_btn.setEnabled(false);
+            } else {
+                progress_sync_modified_songs.setIndeterminate(false);
+                sync_modified_songs_btn.setEnabled(true);
+            }
+        });
         return root;
     }
 
+
     @Override
     public void onDestroyView() {
         super.onDestroyView();
         binding = null;
     }
 
-    public void onSyncCreatedSongs() {
+    private void onSyncCreatedSongs() {
         galleryViewModel.startCreateSongSyncing();
     }
+
+
+    private void onSyncModifiedSogs() {
+        galleryViewModel.startModifiedSongSyncinc();
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryViewModel.java b/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryViewModel.java
index 30151d3..bf33e43 100644
--- a/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryViewModel.java
+++ b/app/src/main/java/com/stormtales/notevault/ui/gallery/GalleryViewModel.java
@@ -9,12 +9,16 @@ import com.stormtales.notevault.network.sync.SongSyncModule;
 public class GalleryViewModel extends ViewModel {
 
     private final MutableLiveData<Boolean> isCreatedSongSyncing;
+    private final MutableLiveData<Boolean> isModifiedSongSyncing;
     private SongSyncModule songSyncModule;
 
     public GalleryViewModel() {
 
         isCreatedSongSyncing = new MutableLiveData<>();
         isCreatedSongSyncing.setValue(false);
+
+        isModifiedSongSyncing = new MutableLiveData<>();
+        isModifiedSongSyncing.setValue(false);
     }
 
     public MutableLiveData<Boolean> getIsCreatedSongSyncing() {
@@ -25,12 +29,28 @@ public class GalleryViewModel extends ViewModel {
         if(this.songSyncModule == null) throw new RuntimeException("SongSyncModule is not initialized");
         this.isCreatedSongSyncing.setValue(true);
 
-        this.songSyncModule.syncCreatedSongs(batchResponse -> {
-            this.isCreatedSongSyncing.setValue(false);
-        });
+        this.songSyncModule.syncCreatedSongs();
+    }
+
+    public void finishCreateSongSyncing() {
+        this.isCreatedSongSyncing.setValue(false);
     }
 
     public void setSongSyncModule(SongSyncModule songSyncModule) {
         this.songSyncModule = songSyncModule;
     }
+
+    public void startModifiedSongSyncinc() {
+        if(this.songSyncModule == null) throw new RuntimeException("SongSyncModule is not initialized");
+        this.isModifiedSongSyncing.setValue(true);
+        this.songSyncModule.syncModifiedSongs();
+    }
+
+    public MutableLiveData<Boolean> getIsModifiedSongSyncing() {
+        return isModifiedSongSyncing;
+    }
+
+    public void finishModifiedSongSyncinc() {
+        this.isModifiedSongSyncing.setValue(false);
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_gallery.xml b/app/src/main/res/layout/fragment_gallery.xml
index be9fe77..6ce550d 100644
--- a/app/src/main/res/layout/fragment_gallery.xml
+++ b/app/src/main/res/layout/fragment_gallery.xml
@@ -6,14 +6,18 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         tools:context=".ui.gallery.GalleryFragment">
+
     <LinearLayout
             android:orientation="vertical"
             android:layout_width="match_parent"
-            android:layout_height="match_parent">
+            android:layout_height="match_parent"
+            android:padding="16dp">
+
+        <!-- Created Songs Sync Section -->
         <androidx.constraintlayout.widget.ConstraintLayout
                 android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                tools:context=".ui.gallery.GalleryFragment">
+                android:layout_height="wrap_content"
+                android:layout_marginBottom="16dp">
 
             <!-- Label -->
             <TextView
@@ -26,7 +30,6 @@
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent"
                     app:layout_constraintBottom_toBottomOf="parent"
-                    android:layout_marginStart="16dp"
                     android:layout_marginEnd="8dp" />
 
             <!-- Progress Bar -->
@@ -35,9 +38,9 @@
                     style="?android:attr/progressBarStyleHorizontal"
                     android:layout_width="0dp"
                     android:layout_height="44dp"
-                    android:progress="0"
-                    android:layout_marginEnd="15dp"
-                    android:layout_marginStart="15dp"
+                    android:indeterminate="true"
+                    android:layout_marginEnd="16dp"
+                    android:layout_marginStart="16dp"
                     app:layout_constraintStart_toEndOf="@id/sync_created_songs"
                     app:layout_constraintEnd_toStartOf="@id/sync_created_btn"
                     app:layout_constraintTop_toTopOf="@id/sync_created_songs"
@@ -56,5 +59,50 @@
 
         </androidx.constraintlayout.widget.ConstraintLayout>
 
+        <!-- Modified Songs Sync Section -->
+        <androidx.constraintlayout.widget.ConstraintLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
+
+            <!-- Label -->
+            <TextView
+                    android:id="@+id/sync_modified_songs"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Sync Client Side Modified Songs"
+                    android:textSize="16sp"
+                    android:textColor="@android:color/black"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    android:layout_marginEnd="8dp" />
+
+            <!-- Progress Bar -->
+            <ProgressBar
+                    android:id="@+id/progress_sync_modified_songs"
+                    style="?android:attr/progressBarStyleHorizontal"
+                    android:layout_width="0dp"
+                    android:layout_height="44dp"
+                    android:indeterminate="true"
+                    android:layout_marginEnd="16dp"
+                    android:layout_marginStart="16dp"
+                    app:layout_constraintStart_toEndOf="@id/sync_modified_songs"
+                    app:layout_constraintEnd_toStartOf="@id/sync_modified_btn"
+                    app:layout_constraintTop_toTopOf="@id/sync_modified_songs"
+                    app:layout_constraintBottom_toBottomOf="@id/sync_modified_songs" />
+
+            <!-- Sync Button -->
+            <Button
+                    android:id="@+id/sync_modified_btn"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Sync"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toTopOf="@id/sync_modified_songs"
+                    app:layout_constraintBottom_toBottomOf="@id/sync_modified_songs"
+                    android:layout_marginEnd="16dp" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
     </LinearLayout>
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+</androidx.constraintlayout.widget.ConstraintLayout>