diff --git a/changelog.md b/changelog.md
index 7cfe0628..de046570 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## Version 3.3.1
+  - Support SmartButton.
+
 ## Version 3.2.1
   - Fixed Arduino Lint errors
   - LICENSE.txt added
diff --git a/library.json b/library.json
index d6440f57..8e5b45c9 100644
--- a/library.json
+++ b/library.json
@@ -13,7 +13,7 @@
       "maintainer": true
     }
   ],
-  "version": "3.2.1",
+  "version": "3.3.1",
   "frameworks": "arduino",
   "platforms": [
     "espressif8266",
diff --git a/library.properties b/library.properties
index 6d52c194..5bf00481 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=SinricPro
-version=3.2.1
+version=3.3.1
 author=Boris Jaeger <sivar2311@gmail.com>
 maintainer=Boris Jaeger <sivar2311@gmail.com>
 sentence=Library for https://sinric.pro - simple way to connect your device to alexa
diff --git a/src/Capabilities/SmartButtonStateController.h b/src/Capabilities/SmartButtonStateController.h
new file mode 100644
index 00000000..147abe6e
--- /dev/null
+++ b/src/Capabilities/SmartButtonStateController.h
@@ -0,0 +1,117 @@
+#pragma once
+
+#include "../SinricProRequest.h"
+#include "../EventLimiter.h"
+#include "../SinricProStrings.h"
+#include "../SinricProNamespace.h"
+
+/**
+ * @brief Enum defining the different types of button press events
+ */
+enum class SmartButtonPressType {
+    SINGLE_PRESS,
+    DOUBLE_PRESS,
+    LONG_PRESS
+};
+
+namespace SINRICPRO_NAMESPACE {
+
+FSTR(BUTTONSTATE, state);               // Button state key
+FSTR(BUTTONSTATE, singlePress);         // Single press state value
+FSTR(BUTTONSTATE, doublePress);         // Double press state value
+FSTR(BUTTONSTATE, longPress);           // Long press state value
+FSTR(BUTTONSTATE, setSmartButtonState); // Set state action name
+
+// Callback type definition for button press events
+using SmartButtonPressCallback = std::function<bool(const String&, SmartButtonPressType)>;
+
+/**
+ * @brief Controller class for managing smart button state and interactions
+ * 
+ * @tparam T The device type that this controller is attached to
+ */
+template <typename T>
+class SmartButtonStateController {
+public:
+    /**
+     * @brief Construct a new Smart Button State Controller
+     * Automatically registers the request handler with the device
+     */
+    SmartButtonStateController();
+
+    /**
+     * @brief Register callback for button press events from the app
+     * @param cb Callback function to handle button press events
+     */
+    void onButtonPress(SmartButtonPressCallback cb);
+
+protected:
+    /**
+     * @brief Handle incoming button state change requests
+     * @param request The incoming request to process
+     * @return true if request was handled successfully, false otherwise
+     */
+    bool handleSmartButtonStateController(SinricProRequest &request);
+
+private:
+    SmartButtonPressCallback buttonPressCallback;
+
+    /**
+     * @brief Convert string state to SmartButtonPressType enum
+     * @param stateStr The state string from the request
+     * @return corresponding SmartButtonPressType enum value
+     */
+    SmartButtonPressType getSmartButtonPressType(const String& stateStr);
+};
+
+template <typename T>
+SmartButtonStateController<T>::SmartButtonStateController() {
+    T* device = static_cast<T*>(this);
+    device->registerRequestHandler(
+        std::bind(&SmartButtonStateController<T>::handleSmartButtonStateController, 
+                 this, 
+                 std::placeholders::_1)
+    );
+}
+
+template <typename T>
+void SmartButtonStateController<T>::onButtonPress(SmartButtonPressCallback cb) {
+    buttonPressCallback = cb;
+}
+
+template <typename T>
+SmartButtonPressType SmartButtonStateController<T>::getSmartButtonPressType(const String& stateStr) {
+    if (stateStr == FSTR_BUTTONSTATE_singlePress) {
+        return SmartButtonPressType::SINGLE_PRESS;
+    } else if (stateStr == FSTR_BUTTONSTATE_doublePress) {
+        return SmartButtonPressType::DOUBLE_PRESS;
+    } else {
+        return SmartButtonPressType::LONG_PRESS;
+    }
+}
+
+template <typename T>
+bool SmartButtonStateController<T>::handleSmartButtonStateController(SinricProRequest &request) {
+    // Only process setSmartButtonState actions
+    if (request.action != FSTR_BUTTONSTATE_setSmartButtonState || !buttonPressCallback) {
+        return false;
+    }
+
+    T* device = static_cast<T*>(this);
+    String stateStr = request.request_value[FSTR_BUTTONSTATE_state];
+    
+    // Only process valid button states
+    if (stateStr != FSTR_BUTTONSTATE_singlePress && 
+        stateStr != FSTR_BUTTONSTATE_doublePress && 
+        stateStr != FSTR_BUTTONSTATE_longPress) {
+        return false;
+    }
+
+    SmartButtonPressType pressType = getSmartButtonPressType(stateStr);
+    return buttonPressCallback(device->deviceId, pressType);
+}
+
+} // namespace SINRICPRO_NAMESPACE
+
+template <typename T>
+using SmartButtonStateController = SINRICPRO_NAMESPACE::SmartButtonStateController<T>;
\ No newline at end of file
diff --git a/src/SinricProVersion.h b/src/SinricProVersion.h
index 12758f4c..59024ce8 100644
--- a/src/SinricProVersion.h
+++ b/src/SinricProVersion.h
@@ -5,7 +5,7 @@
 
 // Version Configuration
 #define SINRICPRO_VERSION_MAJOR     3
-#define SINRICPRO_VERSION_MINOR     2
+#define SINRICPRO_VERSION_MINOR     3
 #define SINRICPRO_VERSION_REVISION  1
 #define SINRICPRO_VERSION STR(SINRICPRO_VERSION_MAJOR) "." STR(SINRICPRO_VERSION_MINOR) "." STR(SINRICPRO_VERSION_REVISION)
 #define SINRICPRO_VERSION_STR "SinricPro (v" SINRICPRO_VERSION ")"