diff --git a/src/lib/StringPay.d.ts b/src/lib/StringPay.d.ts
index ed6734d..c615dab 100644
--- a/src/lib/StringPay.d.ts
+++ b/src/lib/StringPay.d.ts
@@ -1,19 +1,26 @@
 export interface StringPayload {
-	apiKey: string;
-	name: string;
-	collection?: string;
-	currency: string;
-	price: number;
-	imageSrc: string;
-	imageAlt?: string;
-	chainID: number;
-	userAddress: string;
-	contractAddress: string;
-	contractFunction: string;
-	contractReturn: string;
-	contractParameters: string[];
-	txValue: string;
+    options?: StringOptions;
+    apiKey: string;
+    name: string;
+    collection?: string;
+    currency: string;
+    price: number;
+    imageSrc: string;
+    imageAlt?: string;
+    chainID: number;
+    userAddress: string;
+    contractAddress: string;
+    contractFunction: string;
+    contractReturn: string;
+    contractParameters: string[];
+    txValue: string;
+    gasLimit?: string;
 }
+
+export interface StringOptions {
+    bypassDeviceCheck?: boolean;
+}
+
 export declare class StringPay {
 	container?: Element;
 	frame?: HTMLIFrameElement;
diff --git a/src/lib/StringPay.ts b/src/lib/StringPay.ts
index 72153e4..20fc3f0 100644
--- a/src/lib/StringPay.ts
+++ b/src/lib/StringPay.ts
@@ -1,6 +1,7 @@
 import { createServices, type Services } from "./services";
 
 export interface StringPayload {
+    options?: StringOptions
     apiKey: string;
     name: string;
     collection?: string;
@@ -18,6 +19,10 @@ export interface StringPayload {
     gasLimit?: string;
 }
 
+export interface StringOptions {
+    bypassDeviceCheck?: boolean;
+}
+
 const IFRAME_URL = import.meta.env.VITE_IFRAME_URL;
 const API_URL = import.meta.env.VITE_API_URL;
 
diff --git a/src/lib/services/apiClient.service.ts b/src/lib/services/apiClient.service.ts
index e086101..0d02e16 100644
--- a/src/lib/services/apiClient.service.ts
+++ b/src/lib/services/apiClient.service.ts
@@ -98,7 +98,7 @@ export function createApiClient({ baseUrl }: ApiClientOptions): ApiClient {
         }
     }
 
-    async function loginUser(nonce: string, signature: string, visitor?: VisitorData) {
+    async function loginUser(nonce: string, signature: string, visitor?: VisitorData, bypassDeviceCheck = false) {
         const headers = { "X-Api-Key": apiKey };
         const body = {
             nonce,
@@ -110,7 +110,7 @@ export function createApiClient({ baseUrl }: ApiClientOptions): ApiClient {
             const { data } = await httpClient.post<{
                 authToken: AuthToken;
                 user: User;
-            }>(`/login/sign`, body, { headers });
+            }>(`/login/sign${bypassDeviceCheck ? "?bypassDevice=true" : ""}`, body, { headers });
             return data;
         } catch (e: any) {
             const error = _getErrorFromAxiosError(e);
@@ -243,7 +243,7 @@ export interface ApiClient {
     createUser: (nonce: string, signature: string, visitor?: VisitorData) => Promise<{ authToken: AuthToken; user: User }>;
     updateUser: (userId: string, userUpdate: UserUpdate) => Promise<User>;
     requestEmailVerification: (userId: string, email: string) => Promise<void>;
-    loginUser: (nonce: string, signature: string, visitor?: VisitorData) => Promise<{ authToken: AuthToken; user: User }>;
+    loginUser: (nonce: string, signature: string, visitor?: VisitorData, bypassDeviceCheck?: boolean) => Promise<{ authToken: AuthToken; user: User }>;
     refreshToken: (walletAddress: string) => Promise<{ authToken: AuthToken; user: User }>;
     logoutUser: () => Promise<void>;
     getUserStatus: (userId: string) => Promise<{ status: string }>;
diff --git a/src/lib/services/auth.service.ts b/src/lib/services/auth.service.ts
index 35e469a..169a007 100644
--- a/src/lib/services/auth.service.ts
+++ b/src/lib/services/auth.service.ts
@@ -4,8 +4,14 @@ import type { LocationService, VisitorData } from './location.service';
 export function createAuthService({ apiClient, locationService }: { apiClient: ApiClient, locationService: LocationService }): AuthService {
 	const previousAttempt = { signature: "", nonce: "" };
 
+	let _bypassDeviceCheck = false;
+
+	const setBypassDeviceCheck = (value?: boolean) => {
+		_bypassDeviceCheck = value || false;
+	};
+	
 	const login = async (nonce: string, signature: string, visitorData?: VisitorData) => {
-		const data = await apiClient.loginUser(nonce, signature, visitorData);
+		const data = await apiClient.loginUser(nonce, signature, visitorData, _bypassDeviceCheck);
 		return data;
 	};
 
@@ -42,8 +48,7 @@ export function createAuthService({ apiClient, locationService }: { apiClient: A
 		if (!previousAttempt.signature) throw { code: "UNAUTHORIZED" };
 
 		const visitorData = await locationService.getVisitorData();
-		const data = await apiClient.loginUser(previousAttempt.nonce, previousAttempt.signature, visitorData);
-		return data;
+		return login(previousAttempt.nonce, previousAttempt.signature, visitorData);
 	};
 
 
@@ -78,15 +83,17 @@ export function createAuthService({ apiClient, locationService }: { apiClient: A
 
 	return {
 		loginOrCreateUser,
+		fetchLoggedInUser,
 		retryLogin,
 		logout,
-		fetchLoggedInUser
+		setBypassDeviceCheck
 	};
 }
 
 export interface AuthService {
 	loginOrCreateUser: (walletAddress: string) => Promise<{ user: User }>;
-	retryLogin: () => Promise<{ user: User }>;
 	fetchLoggedInUser: (walletAddress: string) => Promise<User | null>;
+	retryLogin: () => Promise<{ user: User }>;
 	logout: () => Promise<any>;
+	setBypassDeviceCheck: (value?: boolean) => void;
 }
\ No newline at end of file
diff --git a/src/lib/services/events.service.ts b/src/lib/services/events.service.ts
index 4725cae..adfbb14 100644
--- a/src/lib/services/events.service.ts
+++ b/src/lib/services/events.service.ts
@@ -105,6 +105,7 @@ export function createEventsService(authService: AuthService, quoteService: Quot
 
         apiClient.setWalletAddress(stringPay.payload.userAddress);
         apiClient.setApiKey(stringPay.payload.apiKey);
+        authService.setBypassDeviceCheck(stringPay.payload.options?.bypassDeviceCheck);
 
         // init fp service
         locationService.getFPInstance().catch((err) => console.debug("getFPInstance error: ", err));