diff --git a/backend/build_deb.sh b/backend/build_deb.sh
index 226cb28..d957d6d 100644
--- a/backend/build_deb.sh
+++ b/backend/build_deb.sh
@@ -106,6 +106,54 @@ fi
 EOF
 chmod 0755 "$PKG_ROOT/usr/bin/nsfwapp-open"
 
+cat >"$PKG_ROOT/usr/bin/nsfwapp-stop" <<'EOF'
+#!/usr/bin/env sh
+set -eu
+
+data_home="${XDG_DATA_HOME:-$HOME/.local/share}"
+runtime_bin="$data_home/nsfwapp/nsfwapp"
+install_bin="/opt/nsfwapp/nsfwapp"
+pids=""
+
+if command -v pgrep >/dev/null 2>&1; then
+	for pattern in "$runtime_bin" "$install_bin"; do
+		found="$(pgrep -f "$pattern" 2>/dev/null || true)"
+		if [ -n "$found" ]; then
+			pids="$pids $found"
+		fi
+	done
+fi
+
+if [ -z "$(echo "$pids" | tr -d '[:space:]')" ]; then
+	if command -v notify-send >/dev/null 2>&1; then
+		notify-send "NSFW App" "Die Anwendung läuft nicht." || true
+	fi
+	exit 0
+fi
+
+for pid in $pids; do
+	kill -TERM "$pid" 2>/dev/null || true
+done
+
+sleep 1
+
+still_running=0
+for pid in $pids; do
+	if kill -0 "$pid" 2>/dev/null; then
+		still_running=1
+	fi
+done
+
+if command -v notify-send >/dev/null 2>&1; then
+	if [ "$still_running" = "1" ]; then
+		notify-send "NSFW App" "Beenden wurde angefordert." || true
+	else
+		notify-send "NSFW App" "Anwendung beendet." || true
+	fi
+fi
+EOF
+chmod 0755 "$PKG_ROOT/usr/bin/nsfwapp-stop"
+
 cat >"$PKG_ROOT/usr/share/applications/nsfwapp.desktop" <<EOF
 [Desktop Entry]
 Type=Application
@@ -118,6 +166,19 @@ Categories=AudioVideo;Video;
 StartupNotify=false
 EOF
 
+cat >"$PKG_ROOT/usr/share/applications/nsfwapp-stop.desktop" <<EOF
+[Desktop Entry]
+Type=Application
+Name=$APP_TITLE beenden
+Comment=Recorder Backend beenden
+Exec=nsfwapp-stop
+Icon=/usr/share/pixmaps/nsfwapp.ico
+Terminal=false
+Categories=AudioVideo;Video;
+Keywords=stop;quit;exit;beenden;
+StartupNotify=false
+EOF
+
 cat >"$PKG_ROOT/usr/share/doc/nsfwapp/README.Debian" <<'EOF'
 NSFW App fuer Debian
 ====================
@@ -125,8 +186,12 @@ NSFW App fuer Debian
 Start:
   nsfwapp
 
+Beenden:
+  nsfwapp-stop
+
 Desktop:
   Der Launcher "NSFW App" startet das Backend und oeffnet https://localhost:9999.
+  Der Launcher "NSFW App beenden" beendet das Backend.
 
 User-Daten:
   Die installierte Binary liegt unter /opt/nsfwapp/nsfwapp.
@@ -150,7 +215,7 @@ Section: video
 Priority: optional
 Architecture: $ARCH
 Maintainer: Local Build <local@example.invalid>
-Depends: ca-certificates, ffmpeg, python3, xdg-utils, libnotify-bin
+Depends: ca-certificates, ffmpeg, python3, xdg-utils, libnotify-bin, procps
 Description: NSFW recorder backend and web UI
  Local Debian package for the NSFW recorder backend with embedded web UI and ML assets.
 EOF