diff --git a/main.go b/main.go
index df712b7..88efa10 100644
--- a/main.go
+++ b/main.go
@@ -76,6 +76,7 @@ var (
 	logsDirPath     string
 	feedbackBundler = utils.NewFeedbackBundler()
 	appVersion      = "v0.1.0-dev24"
+	buildCommit     = "dev"
 
 	hwAccelProbeOnce sync.Once
 	hwAccelSupported atomic.Value // map[string]bool
@@ -139,6 +140,13 @@ func statusStrip(bar *ui.ConversionStatsBar) fyne.CanvasObject {
 	return container.NewMax(bg, content)
 }
 
+func fullVersion() string {
+	if buildCommit == "" || buildCommit == "dev" {
+		return appVersion
+	}
+	return fmt.Sprintf("%s_%s", appVersion, buildCommit)
+}
+
 // moduleFooter stacks a dark status strip above a tinted action/footer band.
 // If content is nil, a spacer is used for consistent height/color.
 func moduleFooter(tint color.Color, content fyne.CanvasObject, bar *ui.ConversionStatsBar) fyne.CanvasObject {
@@ -554,7 +562,7 @@ func generatePixelatedQRCode() (fyne.CanvasObject, error) {
 }
 
 func (s *appState) showAbout() {
-	version := fmt.Sprintf("VideoTools %s", appVersion)
+	version := fmt.Sprintf("VideoTools %s", fullVersion())
 	dev := "Leak Technologies"
 	logsPath := getLogsDir()
 
@@ -2009,7 +2017,7 @@ func (s *appState) showMainMenu() {
 	s.updateStatsBar()
 
 	// Footer with version info and a small About/Support button
-	versionLabel := widget.NewLabel(fmt.Sprintf("VideoTools %s", appVersion))
+	versionLabel := widget.NewLabel(fmt.Sprintf("VideoTools %s", fullVersion()))
 	versionLabel.Alignment = fyne.TextAlignLeading
 	aboutBtn := widget.NewButton("About / Support", func() {
 		s.showAbout()
@@ -6595,7 +6603,7 @@ func main() {
 
 	flag.Parse()
 	logging.SetDebug(*debugFlag || os.Getenv("VIDEOTOOLS_DEBUG") != "")
-	logging.Debug(logging.CatSystem, "starting VideoTools prototype at %s", time.Now().Format(time.RFC3339))
+	logging.Debug(logging.CatSystem, "starting VideoTools %s at %s", fullVersion(), time.Now().Format(time.RFC3339))
 
 	// Detect platform and configure paths
 	cfg := DetectPlatform()                               // Detect and initialize platform paths locally
diff --git a/scripts/build-linux.sh b/scripts/build-linux.sh
index e789069..84a731d 100755
--- a/scripts/build-linux.sh
+++ b/scripts/build-linux.sh
@@ -9,6 +9,15 @@ BUILD_OUTPUT="$PROJECT_ROOT/VideoTools"
 # Extract app version from main.go (avoid grep warnings on Git Bash)
 APP_VERSION="$(grep -m1 'appVersion' "$PROJECT_ROOT/main.go" | sed -E 's/.*\"([^\"]+)\".*/\1/')"
 [ -z "$APP_VERSION" ] && APP_VERSION="(version unknown)"
+GIT_COMMIT=""
+if command -v git >/dev/null 2>&1; then
+    GIT_COMMIT="$(git -C "$PROJECT_ROOT" rev-parse --short HEAD 2>/dev/null || true)"
+fi
+if [ -n "$GIT_COMMIT" ]; then
+    FULL_VERSION="${APP_VERSION}_${GIT_COMMIT}"
+else
+    FULL_VERSION="$APP_VERSION"
+fi
 
 echo "════════════════════════════════════════════════════════════════"
 echo "  VideoTools Build Script"
@@ -78,19 +87,23 @@ if [ -d "$PROJECT_ROOT/vendor" ] && [ ! -f "$PROJECT_ROOT/vendor/modules.txt" ];
     export GOFLAGS="${GOFLAGS:-} -mod=mod"
 fi
 # GStreamer is always enabled now (mandatory dependency)
-if go build -tags gstreamer -o "$BUILD_OUTPUT" .; then
+LDFLAGS=""
+if [ -n "$GIT_COMMIT" ]; then
+    LDFLAGS="-X main.buildCommit=$GIT_COMMIT"
+fi
+if go build -tags gstreamer -ldflags="$LDFLAGS" -o "$BUILD_OUTPUT" .; then
     build_end=$(date +%s)
     build_secs=$((build_end - build_start))
-    echo "Build successful! (VideoTools $APP_VERSION)"
+    echo "Build successful! (VideoTools $FULL_VERSION)"
     echo "Build time: ${build_secs}s"
     echo ""
     echo "════════════════════════════════════════════════════════════════"
-    echo "BUILD COMPLETE - $APP_VERSION"
+    echo "BUILD COMPLETE - $FULL_VERSION"
     echo "════════════════════════════════════════════════════════════════"
     echo ""
     echo "Output: $BUILD_OUTPUT"
     echo "Size: $(du -h "$BUILD_OUTPUT" | cut -f1)"
-    echo "Diagnostics: version=$APP_VERSION os=$(uname -s) arch=$(uname -m) go=$(go version | awk '{print $3}')"
+    echo "Diagnostics: version=$FULL_VERSION os=$(uname -s) arch=$(uname -m) go=$(go version | awk '{print $3}')"
     echo ""
     echo "To run:"
     echo "  $PROJECT_ROOT/VideoTools"
@@ -100,8 +113,8 @@ if go build -tags gstreamer -o "$BUILD_OUTPUT" .; then
     echo "  VideoTools"
     echo ""
 else
-    echo "Build failed! (VideoTools $APP_VERSION)"
-    echo "Diagnostics: version=$APP_VERSION os=$(uname -s) arch=$(uname -m) go=$(go version | awk '{print $3}')"
+    echo "Build failed! (VideoTools $FULL_VERSION)"
+    echo "Diagnostics: version=$FULL_VERSION os=$(uname -s) arch=$(uname -m) go=$(go version | awk '{print $3}')"
     echo ""
     echo "Help: check the Go error messages above."
     echo " - Undefined symbol/identifier: usually a missing variable or typo in source; see the referenced file:line."
diff --git a/scripts/build-windows.sh b/scripts/build-windows.sh
index 40bbff8..60d5534 100755
--- a/scripts/build-windows.sh
+++ b/scripts/build-windows.sh
@@ -7,6 +7,17 @@ set -e
 PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 BUILD_OUTPUT="$PROJECT_ROOT/VideoTools.exe"
 DIST_DIR="$PROJECT_ROOT/dist/windows"
+APP_VERSION="$(grep -m1 'appVersion' "$PROJECT_ROOT/main.go" | sed -E 's/.*\"([^\"]+)\".*/\1/')"
+[ -z "$APP_VERSION" ] && APP_VERSION="(version unknown)"
+GIT_COMMIT=""
+if command -v git >/dev/null 2>&1; then
+    GIT_COMMIT="$(git -C "$PROJECT_ROOT" rev-parse --short HEAD 2>/dev/null || true)"
+fi
+if [ -n "$GIT_COMMIT" ]; then
+    FULL_VERSION="${APP_VERSION}_${GIT_COMMIT}"
+else
+    FULL_VERSION="$APP_VERSION"
+fi
 
 echo "════════════════════════════════════════════════════════════════"
 echo "  VideoTools Windows Build Script (Cross-Compilation)"
@@ -87,6 +98,9 @@ export CXX=x86_64-w64-mingw32-g++
 # -H windowsgui: Hide console window (GUI application)
 # -s -w: Strip debug symbols (smaller binary)
 LDFLAGS="-H windowsgui -s -w"
+if [ -n "$GIT_COMMIT" ]; then
+    LDFLAGS="$LDFLAGS -X main.buildCommit=$GIT_COMMIT"
+fi
 
 if go build -ldflags="$LDFLAGS" -o "$BUILD_OUTPUT" .; then
     echo "Cross-compilation successful!"
diff --git a/scripts/build.sh b/scripts/build.sh
index 2369039..3a466c3 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -8,6 +8,15 @@ SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 # Extract app version from main.go (avoid grep warnings on Git Bash)
 APP_VERSION="$(grep -m1 'appVersion' "$PROJECT_ROOT/main.go" | sed -E 's/.*\"([^\"]+)\".*/\1/')"
 [ -z "$APP_VERSION" ] && APP_VERSION="(version unknown)"
+GIT_COMMIT=""
+if command -v git >/dev/null 2>&1; then
+    GIT_COMMIT="$(git -C "$PROJECT_ROOT" rev-parse --short HEAD 2>/dev/null || true)"
+fi
+if [ -n "$GIT_COMMIT" ]; then
+    FULL_VERSION="${APP_VERSION}_${GIT_COMMIT}"
+else
+    FULL_VERSION="$APP_VERSION"
+fi
 
 # Detect platform
 PLATFORM="$(uname -s)"
@@ -36,17 +45,17 @@ go version
 echo ""
 
 diagnostics() {
-    echo "Diagnostics: version=$APP_VERSION os=$OS arch=$(uname -m) go=$(go version | awk '{print $3}')"
+    echo "Diagnostics: version=$FULL_VERSION os=$OS arch=$(uname -m) go=$(go version | awk '{print $3}')"
 }
 
 case "$OS" in
     Linux|macOS)
-        echo "→ Building VideoTools $APP_VERSION for $OS..."
+        echo "→ Building VideoTools $FULL_VERSION for $OS..."
         echo ""
         exec "$SCRIPT_DIR/build-linux.sh"
         ;;
     Windows)
-        echo "→ Building VideoTools $APP_VERSION for Windows..."
+        echo "→ Building VideoTools $FULL_VERSION for Windows..."
         echo ""
         cd "$PROJECT_ROOT"
         build_start=$(date +%s)
@@ -71,22 +80,26 @@ case "$OS" in
             echo "GStreamer found ($(pkg-config --modversion gstreamer-1.0 2>/dev/null || echo 'version unknown'))"
         fi
         echo ""
-        echo "Building VideoTools $APP_VERSION for Windows..."
+        echo "Building VideoTools $FULL_VERSION for Windows..."
         export CGO_ENABLED=1
         # GStreamer is always enabled (mandatory dependency on supported platforms)
         export GOFLAGS="${GOFLAGS:-} -tags gstreamer"
         if [ -d "$PROJECT_ROOT/vendor" ] && [ ! -f "$PROJECT_ROOT/vendor/modules.txt" ]; then
             export GOFLAGS="${GOFLAGS:-} -mod=mod"
         fi
-        if go build -ldflags="-H windowsgui -s -w" -o VideoTools.exe .; then
+        LDFLAGS="-H windowsgui -s -w"
+        if [ -n "$GIT_COMMIT" ]; then
+            LDFLAGS="$LDFLAGS -X main.buildCommit=$GIT_COMMIT"
+        fi
+        if go build -ldflags="$LDFLAGS" -o VideoTools.exe .; then
             build_end=$(date +%s)
             build_secs=$((build_end - build_start))
-            echo "Build successful! (VideoTools $APP_VERSION)"
+            echo "Build successful! (VideoTools $FULL_VERSION)"
             echo "Build time: ${build_secs}s"
             echo ""
             if [ -f "setup-windows.bat" ]; then
                 echo "════════════════════════════════════════════════════════════════"
-                echo "BUILD COMPLETE - $APP_VERSION"
+                echo "BUILD COMPLETE - $FULL_VERSION"
                 echo "════════════════════════════════════════════════════════════════"
                 echo ""
                 echo "Output: VideoTools.exe"
@@ -114,7 +127,7 @@ case "$OS" in
                 diagnostics
             fi
         else
-            echo "Build failed! (VideoTools $APP_VERSION)"
+            echo "Build failed! (VideoTools $FULL_VERSION)"
             diagnostics
             echo ""
             echo "Help: check the Go error messages above."