diff --git a/src/api/authentication.ts b/src/api/authentication.ts
index bae6b3ce..d02de44e 100644
--- a/src/api/authentication.ts
+++ b/src/api/authentication.ts
@@ -6,6 +6,7 @@ import configureAxios, { verifyAuthentication } from './axios';
 import {
   MOBILE_SIGN_IN_ROUTE,
   MOBILE_SIGN_IN_WITH_PASSWORD_ROUTE,
+  MOBILE_SIGN_UP_ROUTE,
   SIGN_IN_ROUTE,
   SIGN_IN_WITH_PASSWORD_ROUTE,
   SIGN_OUT_ROUTE,
@@ -58,6 +59,11 @@ export const mobileSignInWithPassword = async (
     .then(({ data }) => data);
 
 export const signUp = async (
-  payload: { name: string; email: string },
+  payload: { name: string; email: string; captcha: string },
   { API_HOST }: QueryClientConfig,
 ): Promise<void> => axios.post(`${API_HOST}/${SIGN_UP_ROUTE}`, payload);
+
+export const mobileSignUp = async (
+  payload: { name: string; email: string; challenge: string; captcha: string },
+  { API_HOST }: QueryClientConfig,
+): Promise<void> => axios.post(`${API_HOST}/${MOBILE_SIGN_UP_ROUTE}`, payload);
diff --git a/src/api/routes.ts b/src/api/routes.ts
index 0b68a0e0..6407b5f9 100644
--- a/src/api/routes.ts
+++ b/src/api/routes.ts
@@ -156,6 +156,7 @@ export const buildDownloadItemThumbnailRoute = ({
   )}`;
 
 export const GET_CURRENT_MEMBER_ROUTE = `${MEMBERS_ROUTE}/current`;
+export const MOBILE_SIGN_UP_ROUTE = `m/register`;
 export const MOBILE_SIGN_IN_ROUTE = `m/login`;
 export const MOBILE_SIGN_IN_WITH_PASSWORD_ROUTE = `m/login-password`;
 export const SIGN_IN_ROUTE = `login`;
diff --git a/src/mutations/authentication.test.ts b/src/mutations/authentication.test.ts
index 18c3a574..58165fbc 100644
--- a/src/mutations/authentication.test.ts
+++ b/src/mutations/authentication.test.ts
@@ -11,6 +11,8 @@ import { SUCCESS_MESSAGES } from '@graasp/translations';
 import { OK_RESPONSE, UNAUTHORIZED_RESPONSE } from '../../test/constants';
 import { mockMutation, setUpTest, waitForMutation } from '../../test/utils';
 import {
+  MOBILE_SIGN_IN_ROUTE,
+  MOBILE_SIGN_IN_WITH_PASSWORD_ROUTE,
   SIGN_IN_ROUTE,
   SIGN_IN_WITH_PASSWORD_ROUTE,
   SIGN_OUT_ROUTE,
@@ -48,6 +50,7 @@ jest.spyOn(Cookies, 'get').mockReturnValue({ session: 'somesession' });
 
 const captcha = 'captcha';
 const email = 'myemail@email.com';
+const challenge = '1234';
 
 describe('Authentication Mutations', () => {
   const mockedNotifier = jest.fn();
@@ -115,6 +118,61 @@ describe('Authentication Mutations', () => {
     });
   });
 
+  describe('useMobileSignIn', () => {
+    const route = `/${MOBILE_SIGN_IN_ROUTE}`;
+    const mutation = mutations.useMobileSignIn;
+
+    it(`Sign in`, async () => {
+      const endpoints = [
+        { route, response: OK_RESPONSE, method: HttpMethod.POST },
+      ];
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, captcha, challenge });
+        await waitForMutation();
+      });
+
+      expect(mockedNotifier).toHaveBeenCalledWith({
+        type: signInRoutine.SUCCESS,
+        payload: { message: SUCCESS_MESSAGES.SIGN_IN },
+      });
+    });
+
+    it(`Unauthorized`, async () => {
+      const endpoints = [
+        {
+          route,
+          response: UNAUTHORIZED_RESPONSE,
+          method: HttpMethod.POST,
+          statusCode: StatusCodes.UNAUTHORIZED,
+        },
+      ];
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, captcha });
+        await waitForMutation();
+      });
+
+      expect(mockedNotifier).toHaveBeenCalledWith(
+        expect.objectContaining({
+          type: signInRoutine.FAILURE,
+        }),
+      );
+    });
+  });
+
   describe('useSignInWithPassword', () => {
     const route = `/${SIGN_IN_WITH_PASSWORD_ROUTE}`;
     const mutation = mutations.useSignInWithPassword;
@@ -182,6 +240,73 @@ describe('Authentication Mutations', () => {
     });
   });
 
+  describe('useMobileSignInWithPassword', () => {
+    const route = `/${MOBILE_SIGN_IN_WITH_PASSWORD_ROUTE}`;
+    const mutation = mutations.useMobileSignInWithPassword;
+    const password = 'password';
+    const link = 'mylink';
+
+    it(`Sign in with password`, async () => {
+      const endpoints = [
+        {
+          route,
+          response: { resource: link },
+          statusCode: StatusCodes.SEE_OTHER,
+          method: HttpMethod.POST,
+        },
+      ];
+      // set random data in cache
+      queryClient.setQueryData(CURRENT_MEMBER_KEY, 'somevalue');
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, password, captcha, challenge });
+        await waitForMutation();
+      });
+
+      // verify cache keys
+      expect(queryClient.getQueryData(CURRENT_MEMBER_KEY)).toBeFalsy();
+
+      expect(mockedNotifier).toHaveBeenCalledWith({
+        type: signInWithPasswordRoutine.SUCCESS,
+        payload: { message: SUCCESS_MESSAGES.SIGN_IN_WITH_PASSWORD },
+      });
+    });
+
+    it(`Unauthorized`, async () => {
+      const endpoints = [
+        {
+          route,
+          response: UNAUTHORIZED_RESPONSE,
+          method: HttpMethod.POST,
+          statusCode: StatusCodes.UNAUTHORIZED,
+        },
+      ];
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, captcha });
+        await waitForMutation();
+      });
+
+      expect(mockedNotifier).toHaveBeenCalledWith(
+        expect.objectContaining({
+          type: signInWithPasswordRoutine.FAILURE,
+        }),
+      );
+    });
+  });
+
   describe('useUpdatePassword', () => {
     const route = `/${buildUpdateMemberPasswordRoute()}`;
     const mutation = mutations.useUpdatePassword;
@@ -301,6 +426,61 @@ describe('Authentication Mutations', () => {
       );
     });
   });
+  describe('useMobileSignUp', () => {
+    const route = `/${SIGN_UP_ROUTE}`;
+    const mutation = mutations.useMobileSignUp;
+    const name = 'name';
+
+    it(`Sign up`, async () => {
+      const endpoints = [
+        { route, response: OK_RESPONSE, method: HttpMethod.POST },
+      ];
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, name, captcha, challenge });
+        await waitForMutation();
+      });
+
+      expect(mockedNotifier).toHaveBeenCalledWith({
+        type: signUpRoutine.SUCCESS,
+        payload: { message: SUCCESS_MESSAGES.SIGN_UP },
+      });
+    });
+
+    it(`Unauthorized`, async () => {
+      const endpoints = [
+        {
+          route,
+          response: UNAUTHORIZED_RESPONSE,
+          method: HttpMethod.POST,
+          statusCode: StatusCodes.UNAUTHORIZED,
+        },
+      ];
+
+      const mockedMutation = await mockMutation({
+        endpoints,
+        mutation,
+        wrapper,
+      });
+
+      await act(async () => {
+        await mockedMutation.mutate({ email, name, captcha });
+        await waitForMutation();
+      });
+
+      expect(mockedNotifier).toHaveBeenCalledWith(
+        expect.objectContaining({
+          type: signUpRoutine.FAILURE,
+        }),
+      );
+    });
+  });
 
   describe('useSignOut', () => {
     const route = `/${SIGN_OUT_ROUTE}`;
diff --git a/src/mutations/authentication.ts b/src/mutations/authentication.ts
index 0be626d9..7b441bef 100644
--- a/src/mutations/authentication.ts
+++ b/src/mutations/authentication.ts
@@ -159,6 +159,30 @@ export default (queryConfig: QueryClientConfig) => {
       },
     );
 
+  const useMobileSignUp = () =>
+    useMutation(
+      (payload: {
+        name: string;
+        email: string;
+        challenge: string;
+        captcha: string;
+      }) => Api.mobileSignUp(payload, queryConfig),
+      {
+        onSuccess: () => {
+          notifier?.({
+            type: signUpRoutine.SUCCESS,
+            payload: { message: SUCCESS_MESSAGES.SIGN_UP },
+          });
+        },
+        onError: (error: Error) => {
+          notifier?.({
+            type: signUpRoutine.FAILURE,
+            payload: { error },
+          });
+        },
+      },
+    );
+
   const useSignOut = () => {
     const queryClient = useQueryClient();
     return useMutation((_currentMemberId: UUID) => Api.signOut(queryConfig), {
@@ -227,6 +251,7 @@ export default (queryConfig: QueryClientConfig) => {
     useSignInWithPassword,
     useSignOut,
     useSignUp,
+    useMobileSignUp,
     useUpdatePassword,
     useMobileSignIn,
     useMobileSignInWithPassword,