diff --git a/keyserver/src/responders/redux-state-responders.js b/keyserver/src/responders/redux-state-responders.js
--- a/keyserver/src/responders/redux-state-responders.js
+++ b/keyserver/src/responders/redux-state-responders.js
@@ -40,7 +40,7 @@
 import { promiseAll } from 'lib/utils/promises.js';
 import { urlInfoValidator } from 'lib/utils/url-utils.js';
 import { tShape, ashoatKeyserverID, tID } from 'lib/utils/validation-utils.js';
-import { navInfoValidator } from 'web/types/nav-types.js';
+import { webNavInfoValidator } from 'web/types/nav-types.js';
 import type {
   InitialReduxStateResponse,
   InitialKeyserverInfo,
@@ -86,7 +86,7 @@
 
 export const initialReduxStateValidator: TInterface<InitialReduxStateResponse> =
   tShape<InitialReduxStateResponse>({
-    navInfo: navInfoValidator,
+    navInfo: webNavInfoValidator,
     currentUserInfo: currentUserInfoValidator,
     entryStore: entryStoreValidator,
     threadStore: threadStoreValidator,
diff --git a/web/app.react.js b/web/app.react.js
--- a/web/app.react.js
+++ b/web/app.react.js
@@ -73,7 +73,7 @@
 import './typography.css';
 import css from './style.css';
 import { TooltipProvider } from './tooltips/tooltip-provider.js';
-import { type NavInfo } from './types/nav-types.js';
+import { type WebNavInfo } from './types/nav-types.js';
 import { canonicalURLFromReduxState, navInfoFromURL } from './url-utils.js';
 
 void initOpaque();
@@ -122,7 +122,7 @@
 type Props = {
   ...BaseProps,
   // Redux state
-  +navInfo: NavInfo,
+  +navInfo: WebNavInfo,
   +entriesLoadingStatus: LoadingStatus,
   +loggedIn: boolean,
   +activeThreadCurrentlyUnread: boolean,
diff --git a/web/calendar/calendar.react.js b/web/calendar/calendar.react.js
--- a/web/calendar/calendar.react.js
+++ b/web/calendar/calendar.react.js
@@ -38,7 +38,7 @@
   monthAssertingSelector,
   webCalendarQuery,
 } from '../selectors/nav-selectors.js';
-import type { NavInfo } from '../types/nav-types.js';
+import type { WebNavInfo } from '../types/nav-types.js';
 import { canonicalURLFromReduxState } from '../url-utils.js';
 
 type StartAndEndDates = {
@@ -54,7 +54,7 @@
   +year: number,
   +month: number,
   +daysToEntries: { +[dayString: string]: EntryInfo[] },
-  +navInfo: NavInfo,
+  +navInfo: WebNavInfo,
   +currentCalendarQuery: () => CalendarQuery,
   +loggedIn: boolean,
   +dispatchActionPromise: DispatchActionPromise,
diff --git a/web/redux/nav-reducer.js b/web/redux/nav-reducer.js
--- a/web/redux/nav-reducer.js
+++ b/web/redux/nav-reducer.js
@@ -6,13 +6,13 @@
 
 import { updateNavInfoActionType } from '../redux/action-types.js';
 import type { Action } from '../redux/redux-setup.js';
-import { type NavInfo } from '../types/nav-types.js';
+import { type WebNavInfo } from '../types/nav-types.js';
 
 export default function reduceNavInfo(
-  oldState: NavInfo,
+  oldState: WebNavInfo,
   action: Action,
   newThreadInfos: RawThreadInfos,
-): NavInfo {
+): WebNavInfo {
   let state = oldState;
   if (action.type === updateNavInfoActionType) {
     state = {
diff --git a/web/redux/redux-setup.js b/web/redux/redux-setup.js
--- a/web/redux/redux-setup.js
+++ b/web/redux/redux-setup.js
@@ -53,7 +53,7 @@
 import { getVisibility } from './visibility.js';
 import { processDBStoreOperations } from '../database/utils/store.js';
 import { activeThreadSelector } from '../selectors/nav-selectors.js';
-import { type NavInfo } from '../types/nav-types.js';
+import { type WebNavInfo } from '../types/nav-types.js';
 import type { InitialReduxState } from '../types/redux-types.js';
 
 export type WindowDimensions = { width: number, height: number };
@@ -64,7 +64,7 @@
 };
 
 export type AppState = {
-  +navInfo: NavInfo,
+  +navInfo: WebNavInfo,
   +currentUserInfo: ?CurrentUserInfo,
   +draftStore: DraftStore,
   +entryStore: EntryStore,
@@ -100,7 +100,7 @@
 
 export type Action =
   | BaseAction
-  | { type: 'UPDATE_NAV_INFO', payload: Partial<NavInfo> }
+  | { type: 'UPDATE_NAV_INFO', payload: Partial<WebNavInfo> }
   | {
       type: 'UPDATE_WINDOW_DIMENSIONS',
       payload: WindowDimensions,
diff --git a/web/types/nav-types.js b/web/types/nav-types.js
--- a/web/types/nav-types.js
+++ b/web/types/nav-types.js
@@ -34,7 +34,7 @@
 export type WebNavigationChatMode = 'view' | 'create';
 const webNavigationChatModeValidator = t.enums.of(['view', 'create']);
 
-export type NavInfo = {
+export type WebNavInfo = {
   ...$Exact<BaseNavInfo>,
   +tab: WebNavigationTab,
   +activeChatThreadID: ?string,
@@ -46,7 +46,9 @@
   +loginMethod?: WebLoginMethod,
 };
 
-export const navInfoValidator: TInterface<NavInfo> = tShape<$Exact<NavInfo>>({
+export const webNavInfoValidator: TInterface<WebNavInfo> = tShape<
+  $Exact<WebNavInfo>,
+>({
   startDate: t.String,
   endDate: t.String,
   tab: webNavigationTabValidator,
diff --git a/web/types/redux-types.js b/web/types/redux-types.js
--- a/web/types/redux-types.js
+++ b/web/types/redux-types.js
@@ -7,10 +7,10 @@
 import type { CurrentUserInfo, UserInfos } from 'lib/types/user-types.js';
 import type { URLInfo } from 'lib/utils/url-utils.js';
 
-import type { NavInfo } from '../types/nav-types.js';
+import type { WebNavInfo } from '../types/nav-types.js';
 
 export type InitialReduxStateResponse = {
-  +navInfo: NavInfo,
+  +navInfo: WebNavInfo,
   +currentUserInfo: CurrentUserInfo,
   +entryStore: EntryStore,
   +threadStore: LegacyThreadStore,
@@ -23,7 +23,7 @@
 };
 
 export type InitialReduxState = {
-  +navInfo: NavInfo,
+  +navInfo: WebNavInfo,
   +currentUserInfo: CurrentUserInfo,
   +entryStore: EntryStore,
   +threadStore: ThreadStore,
diff --git a/web/url-utils.js b/web/url-utils.js
--- a/web/url-utils.js
+++ b/web/url-utils.js
@@ -11,10 +11,10 @@
 import { infoFromURL, type URLInfo } from 'lib/utils/url-utils.js';
 
 import { yearExtractor, monthExtractor } from './selectors/nav-selectors.js';
-import type { NavInfo } from './types/nav-types.js';
+import type { WebNavInfo } from './types/nav-types.js';
 
 function canonicalURLFromReduxState(
-  navInfo: NavInfo,
+  navInfo: WebNavInfo,
   currentURL: string,
   loggedIn: boolean,
 ): string {
@@ -84,9 +84,9 @@
   backupInfo: {
     +now?: Date,
     +userInfos?: { +[id: string]: AccountUserInfo },
-    +navInfo?: NavInfo,
+    +navInfo?: WebNavInfo,
   },
-): NavInfo {
+): WebNavInfo {
   const { navInfo } = backupInfo;
   const now = backupInfo.now ? backupInfo.now : new Date();
 
@@ -125,7 +125,7 @@
       ? 'create'
       : 'view';
 
-  const newNavInfo: NavInfo = {
+  const newNavInfo: WebNavInfo = {
     tab,
     startDate: startDateForYearAndMonth(year, month),
     endDate: endDateForYearAndMonth(year, month),