diff --git a/src/nostalgia/core/context.hpp b/src/nostalgia/core/context.hpp
index e4f03d86..cd842632 100644
--- a/src/nostalgia/core/context.hpp
+++ b/src/nostalgia/core/context.hpp
@@ -20,6 +20,7 @@ class Context;
 class Drawer {
 	public:
 		virtual ~Drawer() = default;
+
 		virtual void draw(Context*) noexcept = 0;
 };
 
@@ -28,15 +29,16 @@ class Context {
 	friend constexpr void setApplicationData(Context *ctx, void *applicationData) noexcept;
 	template<typename T>
 	friend constexpr T *applicationData(Context *ctx) noexcept;
+	friend constexpr void setConstantRefresh(Context *ctx, bool) noexcept;
 	friend bool bgStatus(Context *ctx, unsigned bg) noexcept;
 	friend common::Size getScreenSize(Context *ctx) noexcept;
 	friend int getScreenHeight(Context *ctx) noexcept;
 	friend int getScreenWidth(Context *ctx) noexcept;
 	friend ox::Error initGfx(Context *ctx) noexcept;
 	friend ox::Error loadBgTileSheet(Context *ctx,
-	       								   int section,
-	       								   const ox::FileAddress &tilesheetPath,
-	       								   const ox::FileAddress &palettePath) noexcept;
+	                                 int section,
+	                                 const ox::FileAddress &tilesheetPath,
+	                                 const ox::FileAddress &palettePath) noexcept;
 	friend ox::Error run(Context *ctx) noexcept;
 	friend ox::Error shutdown(Context *ctx) noexcept;
 	friend ox::Result<ox::UniquePtr<Context>> init(ox::UniquePtr<ox::FileSystem> fs, const char *appName) noexcept;
@@ -50,10 +52,8 @@ class Context {
 	friend void setBgStatus(Context *ctx, unsigned bg, bool status) noexcept;
 	friend void setClipboardText(Context *ctx, const ox::String &text) noexcept;
 	friend void setEventHandler(Context *ctx, event_handler h) noexcept;
-	friend void setRendererData(Context *ctx, void *rendererData) noexcept;
 	friend void setTile(Context *ctx, int layer, int column, int row, uint8_t tile) noexcept;
 	friend void setWindowTitle(Context *ctx, const char *title) noexcept;
-	friend void setWindowerData(Context *ctx, void *windowerData) noexcept;
 
 	public:
 		ox::UniquePtr<ox::FileSystem> rom;
@@ -62,13 +62,17 @@ class Context {
 #ifndef OX_BARE_METAL
 		AssetManager assetManager;
 #endif
+	protected:
+#ifndef OX_BARE_METAL
+		// sets screen refresh to constant instead of only on event
+		bool constantRefresh = false;
+#endif
+		void *m_customData = nullptr;
+
 	private:
 		void *m_windowerData = nullptr;
 		void *m_rendererData = nullptr;
 
-	protected:
-		void *m_customData = nullptr;
-
 	public:
 		Context() noexcept = default;
 
@@ -109,5 +113,11 @@ constexpr T *applicationData(Context *ctx) noexcept {
 	return static_cast<T*>(ctx->m_customData);
 }
 
+constexpr void setConstantRefresh([[maybe_unused]] Context *ctx, [[maybe_unused]] bool r) noexcept {
+#ifndef OX_BARE_METAL
+	ctx->constantRefresh = r;
+#endif
+}
+
 }
 
diff --git a/src/nostalgia/core/glfw/core.cpp b/src/nostalgia/core/glfw/core.cpp
index e3d33f48..6564ef8c 100644
--- a/src/nostalgia/core/glfw/core.cpp
+++ b/src/nostalgia/core/glfw/core.cpp
@@ -48,7 +48,9 @@ ox::Error run(Context *ctx) noexcept {
 		}
 		draw(ctx);
 		glfwSwapBuffers(id->window);
-		glfwWaitEventsTimeout(sleepTime);
+		if (!ctx->constantRefresh) {
+			glfwWaitEventsTimeout(sleepTime);
+		}
 	}
 	// destroy GLFW window
 	renderer::shutdown(ctx, ctx->rendererData<void>());