diff --git a/apps/ios/SimpleX NSE/NotificationService.swift b/apps/ios/SimpleX NSE/NotificationService.swift
index 529192423..1c34796ec 100644
--- a/apps/ios/SimpleX NSE/NotificationService.swift	
+++ b/apps/ios/SimpleX NSE/NotificationService.swift	
@@ -485,6 +485,7 @@ func doStartChat() -> DBMigrationResult? {
     logger.debug("NotificationService: doStartChat")
     haskell_init_nse()
     let (_, dbStatus) = chatMigrateInit(confirmMigrations: defaultMigrationConfirmation(), backgroundMode: true)
+    logger.debug("NotificationService: doStartChat \(String(describing: dbStatus))")
     if dbStatus != .ok {
         resetChatCtrl()
         NSEChatState.shared.set(.created)
diff --git a/apps/ios/SimpleXChat/hs_init.c b/apps/ios/SimpleXChat/hs_init.c
index b597453be..83056fccf 100644
--- a/apps/ios/SimpleXChat/hs_init.c
+++ b/apps/ios/SimpleXChat/hs_init.c
@@ -25,13 +25,15 @@ void haskell_init(void) {
 }
 
 void haskell_init_nse(void) {
-    int argc = 5;
+    int argc = 7;
     char *argv[] = {
         "simplex",
         "+RTS", // requires `hs_init_with_rtsopts`
         "-A1m", // chunk size for new allocations
         "-H1m", // initial heap size
-        "-xn", // non-moving GC
+        "-F0.5", // heap growth triggering GC
+        "-Fd1", // memory return
+        "-c", // compacting garbage collector
         0
     };
     char **pargv = argv;
diff --git a/apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt b/apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt
index 1c99b7377..794adfdaf 100644
--- a/apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt
+++ b/apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt
@@ -164,7 +164,7 @@ class SimplexApp: Application(), LifecycleEventObserver {
     androidAppContext = this
     APPLICATION_ID = BuildConfig.APPLICATION_ID
     ntfManager = object : chat.simplex.common.platform.NtfManager() {
-      override fun notifyCallInvitation(invitation: RcvCallInvitation) = NtfManager.notifyCallInvitation(invitation)
+      override fun notifyCallInvitation(invitation: RcvCallInvitation): Boolean = NtfManager.notifyCallInvitation(invitation)
       override fun hasNotificationsForChat(chatId: String): Boolean = NtfManager.hasNotificationsForChat(chatId)
       override fun cancelNotificationsForChat(chatId: String) = NtfManager.cancelNotificationsForChat(chatId)
       override fun displayNotification(user: UserLike, chatId: String, displayName: String, msgText: String, image: String?, actions: List<Pair<NotificationAction, () -> Unit>>) = NtfManager.displayNotification(user, chatId, displayName, msgText, image, actions.map { it.first })
diff --git a/apps/multiplatform/android/src/main/java/chat/simplex/app/model/NtfManager.android.kt b/apps/multiplatform/android/src/main/java/chat/simplex/app/model/NtfManager.android.kt
index 7158b82ea..d32508c7b 100644
--- a/apps/multiplatform/android/src/main/java/chat/simplex/app/model/NtfManager.android.kt
+++ b/apps/multiplatform/android/src/main/java/chat/simplex/app/model/NtfManager.android.kt
@@ -30,7 +30,7 @@ object NtfManager {
   const val ShowChatsAction: String = "chat.simplex.app.SHOW_CHATS"
 
   // DO NOT change notification channel settings / names
-  const val CallChannel: String = "chat.simplex.app.CALL_NOTIFICATION_1"
+  const val CallChannel: String = "chat.simplex.app.CALL_NOTIFICATION_2"
   const val AcceptCallAction: String = "chat.simplex.app.ACCEPT_CALL"
   const val RejectCallAction: String = "chat.simplex.app.REJECT_CALL"
   const val CallNotificationId: Int = -1
@@ -59,7 +59,7 @@ object NtfManager {
       .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
       .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
       .build()
-    val soundUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" + context.packageName + "/" + R.raw.ring_once)
+    val soundUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" + context.packageName + "/raw/ring_once")
     Log.d(TAG, "callNotificationChannel sound: $soundUri")
     callChannel.setSound(soundUri, attrs)
     callChannel.enableVibration(true)
@@ -140,7 +140,7 @@ object NtfManager {
     }
   }
 
-  fun notifyCallInvitation(invitation: RcvCallInvitation) {
+  fun notifyCallInvitation(invitation: RcvCallInvitation): Boolean {
     val keyguardManager = getKeyguardManager(context)
     Log.d(
       TAG,
@@ -149,7 +149,7 @@ object NtfManager {
           "callOnLockScreen ${appPreferences.callOnLockScreen.get()}, " +
           "onForeground ${isAppOnForeground}"
     )
-    if (isAppOnForeground) return
+    if (isAppOnForeground) return false
     val contactId = invitation.contact.id
     Log.d(TAG, "notifyCallInvitation $contactId")
     val image = invitation.contact.image
@@ -163,7 +163,7 @@ object NtfManager {
           .setFullScreenIntent(fullScreenPendingIntent, true)
           .setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
       } else {
-        val soundUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" + context.packageName + "/" + R.raw.ring_once)
+        val soundUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" + context.packageName + "/raw/ring_once")
         val fullScreenPendingIntent = PendingIntent.getActivity(context, 0, Intent(), PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE)
         NotificationCompat.Builder(context, CallChannel)
           .setContentIntent(chatPendingIntent(OpenChatAction, invitation.user.userId, invitation.contact.id))
@@ -206,6 +206,7 @@ object NtfManager {
         notify(CallNotificationId, notification)
       }
     }
+    return true
   }
 
   fun showMessage(title: String, text: String) {
@@ -280,6 +281,7 @@ object NtfManager {
     manager.createNotificationChannel(callNotificationChannel(CallChannel, generalGetString(MR.strings.ntf_channel_calls)))
     // Remove old channels since they can't be edited
     manager.deleteNotificationChannel("chat.simplex.app.CALL_NOTIFICATION")
+    manager.deleteNotificationChannel("chat.simplex.app.CALL_NOTIFICATION_1")
     manager.deleteNotificationChannel("chat.simplex.app.LOCK_SCREEN_CALL_NOTIFICATION")
   }
 
diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/NtfManager.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/NtfManager.kt
index 5c57a48c8..c9ede4848 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/NtfManager.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/NtfManager.kt
@@ -93,7 +93,7 @@ abstract class NtfManager {
     }
   }
 
-  abstract fun notifyCallInvitation(invitation: RcvCallInvitation)
+  abstract fun notifyCallInvitation(invitation: RcvCallInvitation): Boolean
   abstract fun hasNotificationsForChat(chatId: String): Boolean
   abstract fun cancelNotificationsForChat(chatId: String)
   abstract fun displayNotification(user: UserLike, chatId: String, displayName: String, msgText: String, image: String? = null, actions: List<Pair<NotificationAction, () -> Unit>> = emptyList())
diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/CallManager.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/CallManager.kt
index d0c9a6e4c..139c749e5 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/CallManager.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/CallManager.kt
@@ -13,8 +13,8 @@ class CallManager(val chatModel: ChatModel) {
       callInvitations[invitation.contact.id] = invitation
       if (invitation.user.showNotifications) {
         if (Clock.System.now() - invitation.callTs <= 3.minutes) {
+          invitation.sentNotification = ntfManager.notifyCallInvitation(invitation)
           activeCallInvitation.value = invitation
-          ntfManager.notifyCallInvitation(invitation)
         } else {
           val contact = invitation.contact
           ntfManager.displayNotification(user = invitation.user, chatId = contact.id, displayName = contact.displayName, msgText = invitation.callTypeText)
diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/IncomingCallAlertView.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/IncomingCallAlertView.kt
index 47dd0a27d..85d65ae1e 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/IncomingCallAlertView.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/IncomingCallAlertView.kt
@@ -15,11 +15,10 @@ import dev.icerock.moko.resources.compose.painterResource
 import dev.icerock.moko.resources.compose.stringResource
 import androidx.compose.ui.unit.dp
 import chat.simplex.common.model.*
+import chat.simplex.common.platform.*
 import chat.simplex.common.ui.theme.*
 import chat.simplex.common.views.helpers.ProfileImage
 import chat.simplex.common.views.usersettings.ProfilePreview
-import chat.simplex.common.platform.ntfManager
-import chat.simplex.common.platform.SoundPlayer
 import chat.simplex.res.MR
 import kotlinx.datetime.Clock
 
@@ -27,7 +26,11 @@ import kotlinx.datetime.Clock
 fun IncomingCallAlertView(invitation: RcvCallInvitation, chatModel: ChatModel) {
   val cm = chatModel.callManager
   val scope = rememberCoroutineScope()
-  LaunchedEffect(true) { SoundPlayer.start(scope, sound = !chatModel.showCallView.value) }
+  LaunchedEffect(Unit) {
+    if (chatModel.activeCallInvitation.value?.sentNotification == false || appPlatform.isDesktop) {
+      SoundPlayer.start(scope, sound = !chatModel.showCallView.value)
+    }
+  }
   DisposableEffect(true) { onDispose { SoundPlayer.stop() } }
   IncomingCallAlertLayout(
     invitation,
diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/WebRTC.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/WebRTC.kt
index 3e79dfb4f..223a8a020 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/WebRTC.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/WebRTC.kt
@@ -112,6 +112,9 @@ sealed class WCallResponse {
     CallMediaType.Video -> MR.strings.incoming_video_call
     CallMediaType.Audio -> MR.strings.incoming_audio_call
   })
+
+  // Shows whether notification was shown or not to prevent playing sound twice in both notification and in-app
+  var sentNotification: Boolean = false
 }
 @Serializable data class CallCapabilities(val encryption: Boolean)
 @Serializable data class ConnectionInfo(private val localCandidate: RTCIceCandidate?, private val remoteCandidate: RTCIceCandidate?) {
diff --git a/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/model/NtfManager.desktop.kt b/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/model/NtfManager.desktop.kt
index 1892b0c7f..3f2e1a74a 100644
--- a/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/model/NtfManager.desktop.kt
+++ b/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/model/NtfManager.desktop.kt
@@ -16,8 +16,8 @@ import javax.imageio.ImageIO
 object NtfManager {
   private val prevNtfs = arrayListOf<Pair<ChatId, Slice>>()
 
-  fun notifyCallInvitation(invitation: RcvCallInvitation) {
-    if (simplexWindowState.windowFocused.value) return
+  fun notifyCallInvitation(invitation: RcvCallInvitation): Boolean {
+    if (simplexWindowState.windowFocused.value) return false
     val contactId = invitation.contact.id
     Log.d(TAG, "notifyCallInvitation $contactId")
     val image = invitation.contact.image
@@ -45,6 +45,7 @@ object NtfManager {
     displayNotificationViaLib(contactId, title, text, prepareIconPath(largeIcon), actions) {
       ntfManager.openChatAction(invitation.user.userId, contactId)
     }
+    return true
   }
 
   fun showMessage(title: String, text: String) {
diff --git a/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/platform/AppCommon.desktop.kt b/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/platform/AppCommon.desktop.kt
index c4dc974da..b2b27f9d1 100644
--- a/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/platform/AppCommon.desktop.kt
+++ b/apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/platform/AppCommon.desktop.kt
@@ -16,7 +16,7 @@ val defaultLocale: Locale = Locale.getDefault()
 
 fun initApp() {
   ntfManager = object : NtfManager() {
-    override fun notifyCallInvitation(invitation: RcvCallInvitation) = chat.simplex.common.model.NtfManager.notifyCallInvitation(invitation)
+    override fun notifyCallInvitation(invitation: RcvCallInvitation): Boolean = chat.simplex.common.model.NtfManager.notifyCallInvitation(invitation)
     override fun hasNotificationsForChat(chatId: String): Boolean = chat.simplex.common.model.NtfManager.hasNotificationsForChat(chatId)
     override fun cancelNotificationsForChat(chatId: String) = chat.simplex.common.model.NtfManager.cancelNotificationsForChat(chatId)
     override fun displayNotification(user: UserLike, chatId: String, displayName: String, msgText: String, image: String?, actions: List<Pair<NotificationAction, () -> Unit>>) = chat.simplex.common.model.NtfManager.displayNotification(user, chatId, displayName, msgText, image, actions)
diff --git a/cabal.project b/cabal.project
index 249237b7e..745c7cc0f 100644
--- a/cabal.project
+++ b/cabal.project
@@ -14,7 +14,7 @@ constraints: zip +disable-bzip2 +disable-zstd
 source-repository-package
     type: git
     location: https://github.com/simplex-chat/simplexmq.git
-    tag: ca527b4d6cb83d24abdc9cbefcf56c870f694a63
+    tag: ad8cd1d5154617663065652b45c784ad5a0a584d
 
 source-repository-package
     type: git
diff --git a/package.yaml b/package.yaml
index fd58c4039..e9584f64c 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: simplex-chat
-version: 5.4.2.1
+version: 5.4.3.0
 #synopsis:
 #description:
 homepage: https://github.com/simplex-chat/simplex-chat#readme
diff --git a/scripts/nix/sha256map.nix b/scripts/nix/sha256map.nix
index a41ca5b3e..6a6e4ec11 100644
--- a/scripts/nix/sha256map.nix
+++ b/scripts/nix/sha256map.nix
@@ -1,5 +1,5 @@
 {
-  "https://github.com/simplex-chat/simplexmq.git"."ca527b4d6cb83d24abdc9cbefcf56c870f694a63" = "06547v4n30xbk49c87frnvfbj6pihvxh4nx8rq9idpd8x2kxpyb1";
+  "https://github.com/simplex-chat/simplexmq.git"."ad8cd1d5154617663065652b45c784ad5a0a584d" = "19sinz1gynab776x8h9va7r6ifm9pmgzljsbc7z5cbkcnjl5sfh3";
   "https://github.com/simplex-chat/hs-socks.git"."a30cc7a79a08d8108316094f8f2f82a0c5e1ac51" = "0yasvnr7g91k76mjkamvzab2kvlb1g5pspjyjn2fr6v83swjhj38";
   "https://github.com/simplex-chat/direct-sqlcipher.git"."f814ee68b16a9447fbb467ccc8f29bdd3546bfd9" = "1ql13f4kfwkbaq7nygkxgw84213i0zm7c1a8hwvramayxl38dq5d";
   "https://github.com/simplex-chat/sqlcipher-simple.git"."a46bd361a19376c5211f1058908fc0ae6bf42446" = "1z0r78d8f0812kxbgsm735qf6xx8lvaz27k1a0b4a2m0sshpd5gl";
diff --git a/simplex-chat.cabal b/simplex-chat.cabal
index 755c8c692..e8fb2ed9f 100644
--- a/simplex-chat.cabal
+++ b/simplex-chat.cabal
@@ -5,7 +5,7 @@ cabal-version: 1.12
 -- see: https://github.com/sol/hpack
 
 name:           simplex-chat
-version:        5.4.2.1
+version:        5.4.3.0
 category:       Web, System, Services, Cryptography
 homepage:       https://github.com/simplex-chat/simplex-chat#readme
 author:         simplex.chat