diff --git a/lstMobile/src/lib/lastestVersion.ts b/lstMobile/src/lib/lastestVersion.ts
new file mode 100644
index 0000000..6b6429c
--- /dev/null
+++ b/lstMobile/src/lib/lastestVersion.ts
@@ -0,0 +1,50 @@
+import ReactNativeBlobUtil from "react-native-blob-util";
+
+export async function downloadLatestApk(serverIp: string, port: string) {
+	const url = `http://${serverIp}:${port}/lst/api/mobile/apk/latest`;
+
+	const apkPath = `${ReactNativeBlobUtil.fs.dirs.DownloadDir}/lst-mobile.apk`;
+
+	// delete old apk if it exists
+	const exists = await ReactNativeBlobUtil.fs.exists(apkPath);
+
+	if (exists) {
+		const stat = await ReactNativeBlobUtil.fs.stat(apkPath);
+
+		// last modified time
+		const lastModified = Number(stat.lastModified);
+
+		// current time
+		const now = Date.now();
+
+		// 5 minutes in ms
+		const fiveMinutes = 5 * 60 * 1000;
+
+		// skip download if file is fresh
+		if (now - lastModified < fiveMinutes) {
+			console.log("APK already downloaded recently, skipping.");
+
+			return {
+				skipped: true,
+				path: apkPath,
+			};
+		}
+
+		// delete old apk before redownload
+		await ReactNativeBlobUtil.fs.unlink(apkPath);
+	}
+
+	const res = await ReactNativeBlobUtil.config({
+		addAndroidDownloads: {
+			useDownloadManager: true,
+			notification: true,
+			title: "LST Mobile Update",
+			description: "Downloading update for StageNow install",
+			mime: "application/vnd.android.package-archive",
+			path: apkPath,
+			mediaScannable: true,
+		},
+	}).fetch("GET", url);
+
+	return res.path();
+}
diff --git a/lstMobile/src/lib/versionValidation.ts b/lstMobile/src/lib/versionValidation.ts
index 7e2ae57..6990c4d 100644
--- a/lstMobile/src/lib/versionValidation.ts
+++ b/lstMobile/src/lib/versionValidation.ts
@@ -1,6 +1,8 @@
 import axios from "axios";
+import Constants from "expo-constants";
 import { useAppStore } from "../hooks/useAppStore";
 import { useServerStore } from "../hooks/useServerCheck";
+import { downloadLatestApk } from "./lastestVersion";
 
 export type ServerVersionInfo = {
 	packageName: string;
@@ -60,13 +62,11 @@ export const versionCheck = async () => {
 			setServerVersion(res.data);
 		}
 
-		// const build = Constants.expoConfig?.android?.versionCode ?? 1;
+		const build = Constants.expoConfig?.android?.versionCode ?? 1;
 
-		// if (build < res.data.minSupportedVersionCode) {
-		// 	setStartupRoute("/updateScreen");
-		// 	setReady(true);
-		// 	return;
-		// }
+		if (build < res.data.versionCode) {
+			await downloadLatestApk(serverIp, port);
+		}
 	} catch (error) {
 		console.log("Version check error:", error);
 	}