diff --git a/native/account/siwe-panel.react.js b/native/account/siwe-panel.react.js
--- a/native/account/siwe-panel.react.js
+++ b/native/account/siwe-panel.react.js
@@ -19,10 +19,10 @@
 import { NavContext } from '../navigation/navigation-context';
 import { useSelector } from '../redux/redux-utils';
 import { nativeLogInExtraInfoSelector } from '../selectors/account-selectors';
+import { defaultLandingURLPrefix } from '../utils/url-utils';
 import { setNativeCredentials } from './native-credentials';
-const commSIWE = __DEV__
-  ? 'http://localhost/commlanding/siwe'
-  : 'https://comm.app/siwe';
+
+const commSIWE = `${defaultLandingURLPrefix}/siwe`;
 
 type BaseProps = {
   +setActiveAlert: (activeAlert: boolean) => void,
diff --git a/native/utils/url-utils.js b/native/utils/url-utils.js
--- a/native/utils/url-utils.js
+++ b/native/utils/url-utils.js
@@ -10,6 +10,7 @@
 const localhostHostnameFromAndroidEmulator = '10.0.2.2';
 
 const productionNodeServerURL = 'https://squadcal.org';
+const productionLandingURL = 'https://comm.app';
 const devIsEmulator: boolean = __DEV__ && DeviceInfo.isEmulatorSync();
 
 function getDevServerHostname(): string {
@@ -29,12 +30,22 @@
   return `http://${hostname}/comm`;
 }
 
+function getLandingURLFromHostname(hostname: string): string {
+  return `http://${hostname}/commlanding`;
+}
+
 function getDevNodeServerURL(): string {
   invariant(__DEV__, 'getDevNodeServerURL called from production');
   const hostname = getDevServerHostname();
   return getDevNodeServerURLFromHostname(hostname);
 }
 
+function getDevLandingURL(): string {
+  invariant(__DEV__, 'getDevLandingURL called from production');
+  const hostname = getDevServerHostname();
+  return getLandingURLFromHostname(hostname);
+}
+
 const nodeServerOptions = [productionNodeServerURL];
 if (Platform.OS === 'android') {
   nodeServerOptions.push(
@@ -48,12 +59,17 @@
   ? getDevNodeServerURL()
   : productionNodeServerURL;
 
+const defaultLandingURLPrefix: string = __DEV__
+  ? getDevLandingURL()
+  : productionLandingURL;
+
 const natNodeServer: string = getDevNodeServerURLFromHostname(natDevHostname);
 
 const setCustomServer = 'SET_CUSTOM_SERVER';
 
 export {
   defaultURLPrefix,
+  defaultLandingURLPrefix,
   getDevServerHostname,
   nodeServerOptions,
   natNodeServer,