diff --git a/scripts/langindex.json b/scripts/langindex.json
index dd05ecdc9..7e8e452d6 100644
--- a/scripts/langindex.json
+++ b/scripts/langindex.json
@@ -2493,6 +2493,7 @@
   "core.settings.showdownloadoptions": "local_moodlemobileapp",
   "core.settings.siteinfo": "local_moodlemobileapp",
   "core.settings.sites": "moodle",
+  "core.settings.sitesynccompleted": "local_moodlemobileapp",
   "core.settings.sitesyncfailed": "local_moodlemobileapp",
   "core.settings.spaceusage": "local_moodlemobileapp",
   "core.settings.syncdatasaver": "local_moodlemobileapp",
diff --git a/src/core/features/settings/lang.json b/src/core/features/settings/lang.json
index 5af24834b..830cb542f 100644
--- a/src/core/features/settings/lang.json
+++ b/src/core/features/settings/lang.json
@@ -71,6 +71,7 @@
     "showdownloadoptions": "Show download options",
     "siteinfo": "Site info",
     "sites": "Sites",
+    "sitesynccompleted": "Site synchronisation completed.",
     "sitesyncfailed": "Site synchronisation failed",
     "spaceusage": "Space usage",
     "syncdatasaver": "Data saver: Synchronise only when on Wi-Fi",
diff --git a/src/core/features/settings/pages/site/site.ts b/src/core/features/settings/pages/site/site.ts
index 847054437..32c0afa5f 100644
--- a/src/core/features/settings/pages/site/site.ts
+++ b/src/core/features/settings/pages/site/site.ts
@@ -116,6 +116,8 @@ export class CoreSitePreferencesPage implements AfterViewInit, OnDestroy {
         try {
             // Using syncOnlyOnWifi false to force manual sync.
             await CoreSettingsHelper.synchronizeSite(false, this.siteId);
+
+            CoreDomUtils.showToast('core.settings.sitesynccompleted', true);
         } catch (error) {
             if (this.isDestroyed) {
                 return;
diff --git a/src/core/features/settings/pages/synchronization/synchronization.ts b/src/core/features/settings/pages/synchronization/synchronization.ts
index ad04dc355..2bf02cdbf 100644
--- a/src/core/features/settings/pages/synchronization/synchronization.ts
+++ b/src/core/features/settings/pages/synchronization/synchronization.ts
@@ -131,6 +131,8 @@ export class CoreSettingsSynchronizationPage implements OnInit, OnDestroy {
         // Using syncOnlyOnWifi false to force manual sync.
         try {
             await CoreSettingsHelper.synchronizeSite(false, siteId);
+
+            CoreDomUtils.showToast('core.settings.sitesynccompleted', true);
         } catch (error) {
             if (this.isDestroyed) {
                 return;