diff --git a/packages/platforms/browser/lib/auto-instrumentation/full-page-load-plugin.ts b/packages/platforms/browser/lib/auto-instrumentation/full-page-load-plugin.ts
index caca476b9..797c6fe19 100644
--- a/packages/platforms/browser/lib/auto-instrumentation/full-page-load-plugin.ts
+++ b/packages/platforms/browser/lib/auto-instrumentation/full-page-load-plugin.ts
@@ -6,6 +6,7 @@ import { getPermittedAttributes } from '../send-page-attributes'
 import type { WebVitals } from '../web-vitals'
 import { instrumentPageLoadPhaseSpans } from './page-load-phase-spans'
 import { defaultRouteResolver } from '../default-routing-provider'
+import type { AppState } from '../../../../core/lib/core'
 
 export class FullPageLoadPlugin implements Plugin<BrowserConfiguration> {
   private readonly spanFactory: SpanFactory<BrowserConfiguration>
@@ -14,6 +15,7 @@ export class FullPageLoadPlugin implements Plugin<BrowserConfiguration> {
   private readonly onSettle: OnSettle
   private readonly webVitals: WebVitals
   private readonly performance: PerformanceWithTiming
+  private readonly setAppState: (appState: AppState) => void
 
   // if the page was backgrounded at any point in the loading process a page
   // load span is invalidated as the browser will deprioritise the page
@@ -26,7 +28,8 @@ export class FullPageLoadPlugin implements Plugin<BrowserConfiguration> {
     webVitals: WebVitals,
     onSettle: OnSettle,
     backgroundingListener: BackgroundingListener,
-    performance: PerformanceWithTiming
+    performance: PerformanceWithTiming,
+    setAppState: (appState: AppState) => void
   ) {
     this.document = document
     this.location = location
@@ -34,6 +37,7 @@ export class FullPageLoadPlugin implements Plugin<BrowserConfiguration> {
     this.webVitals = webVitals
     this.onSettle = onSettle
     this.performance = performance
+    this.setAppState = setAppState
 
     backgroundingListener.onStateChange(state => {
       if (!this.wasBackgrounded && state === 'in-background') {
@@ -87,6 +91,7 @@ export class FullPageLoadPlugin implements Plugin<BrowserConfiguration> {
 
       this.webVitals.attachTo(span)
       this.spanFactory.endSpan(span, endTime)
+      this.setAppState("ready")
     })
   }
 }
diff --git a/packages/platforms/browser/lib/auto-instrumentation/route-change-plugin.ts b/packages/platforms/browser/lib/auto-instrumentation/route-change-plugin.ts
index 8491dc8d3..ea12460c6 100644
--- a/packages/platforms/browser/lib/auto-instrumentation/route-change-plugin.ts
+++ b/packages/platforms/browser/lib/auto-instrumentation/route-change-plugin.ts
@@ -4,6 +4,7 @@ import type { BrowserConfiguration } from '../config'
 import type { RouteChangeSpanEndOptions, RouteChangeSpanOptions } from '../routing-provider'
 import { getPermittedAttributes } from '../send-page-attributes'
 import { defaultRouteResolver } from '../default-routing-provider'
+import type { AppState } from '../../../../core/lib/core'
 
 // exclude isFirstClass from the route change option schema
 const { startTime, parentContext, makeCurrentContext } = coreSpanOptionSchema
@@ -27,7 +28,8 @@ export class RouteChangePlugin implements Plugin<BrowserConfiguration> {
   constructor (
     private readonly spanFactory: SpanFactory<BrowserConfiguration>,
     private readonly location: Location,
-    private readonly document: Document
+    private readonly document: Document,
+    private readonly setAppState: (appState: AppState) => void
   ) {}
 
   configure (configuration: InternalConfiguration<BrowserConfiguration>) {
@@ -117,6 +119,7 @@ export class RouteChangePlugin implements Plugin<BrowserConfiguration> {
             span.name = `[RouteChange]${route}`
             span.setAttribute('bugsnag.browser.page.route', route)
             previousRoute = route
+            this.setAppState('navigating')
 
             // update the URL attribute as well
             if (permittedAttributes.url) {
@@ -125,6 +128,7 @@ export class RouteChangePlugin implements Plugin<BrowserConfiguration> {
           }
 
           this.spanFactory.toPublicApi(span).end(options.endTime)
+          this.setAppState('ready')
         }
 
       } satisfies Span
diff --git a/packages/platforms/browser/lib/browser.ts b/packages/platforms/browser/lib/browser.ts
index b688936ea..3d2438a09 100644
--- a/packages/platforms/browser/lib/browser.ts
+++ b/packages/platforms/browser/lib/browser.ts
@@ -15,10 +15,12 @@ import makeBrowserPersistence from './persistence'
 import createResourceAttributesSource from './resource-attributes-source'
 import createSpanAttributesSource from './span-attributes-source'
 import { WebVitals } from './web-vitals'
+import type { AppState } from '../../../core/lib/core'
 
 export let onSettle: OnSettlePlugin
 export let DefaultRoutingProvider: ReturnType<typeof createDefaultRoutingProvider>
 let BugsnagPerformance: Client<BrowserConfiguration>
+let setAppState: (appState: AppState) => void;
 
 if (typeof window === 'undefined' || typeof document === 'undefined') {
   onSettle = createNoopOnSettle()
@@ -40,7 +42,8 @@ if (typeof window === 'undefined' || typeof document === 'undefined') {
     xhrRequestTracker,
     performance
   )
-  DefaultRoutingProvider = createDefaultRoutingProvider(onSettle, window.location)
+  
+  DefaultRoutingProvider = createDefaultRoutingProvider(onSettle, window.location, setAppState)
 
   BugsnagPerformance = createClient({
     backgroundingListener,
@@ -50,7 +53,9 @@ if (typeof window === 'undefined' || typeof document === 'undefined') {
     deliveryFactory: createFetchDeliveryFactory(window.fetch, clock, backgroundingListener),
     idGenerator,
     schema: createSchema(window.location.hostname, new DefaultRoutingProvider()),
-    plugins: (spanFactory, spanContextStorage) => [
+    plugins: (spanFactory, spanContextStorage, setAppState) => {
+      DefaultRoutingProvider.setAppState = setAppState('starting');
+      return [
       onSettle,
       new FullPageLoadPlugin(
         document,
@@ -59,14 +64,15 @@ if (typeof window === 'undefined' || typeof document === 'undefined') {
         webVitals,
         onSettle,
         backgroundingListener,
-        performance
+        performance,
+        setAppState
       ),
       // ResourceLoadPlugin should always come after FullPageLoad plugin, as it should use that
       // span context as the parent of it's spans
       new ResourceLoadPlugin(spanFactory, spanContextStorage, window.PerformanceObserver),
       new NetworkRequestPlugin(spanFactory, spanContextStorage, fetchRequestTracker, xhrRequestTracker),
-      new RouteChangePlugin(spanFactory, window.location, document)
-    ],
+      new RouteChangePlugin(spanFactory, window.location, document, setAppState)
+    ]},
     persistence,
     retryQueueFactory: (delivery, retryQueueMaxSize) => new InMemoryQueue(delivery, retryQueueMaxSize)
   })
diff --git a/packages/platforms/browser/lib/default-routing-provider.ts b/packages/platforms/browser/lib/default-routing-provider.ts
index b33788ba5..4d11d02df 100644
--- a/packages/platforms/browser/lib/default-routing-provider.ts
+++ b/packages/platforms/browser/lib/default-routing-provider.ts
@@ -1,6 +1,7 @@
 import type { OnSettle } from './on-settle'
 import { getAbsoluteUrl } from '@bugsnag/request-tracker-performance'
 import type { RouteResolver, RoutingProvider, StartRouteChangeCallback } from './routing-provider'
+import { AppState } from '@bugsnag/core-performance/dist/types/core'
 
 export const defaultRouteResolver: RouteResolver = (url: URL) => url.pathname || '/'
 
@@ -16,21 +17,25 @@ export const createNoopRoutingProvider = () => {
   }
 }
 
-export const createDefaultRoutingProvider = (onSettle: OnSettle, location: Location) => {
+export const createDefaultRoutingProvider = (onSettle: OnSettle, location: Location, setAppState?: (appState: AppState) => void) => {
   return class DefaultRoutingProvider implements RoutingProvider {
     resolveRoute: RouteResolver
-
+    setAppState?: (appState: AppState) => void
+    
     constructor (resolveRoute = defaultRouteResolver) {
       this.resolveRoute = resolveRoute
+      this.setAppState = setAppState
     }
 
     listenForRouteChanges (startRouteChangeSpan: StartRouteChangeCallback) {
       addEventListener('popstate', (ev) => {
         const url = new URL(location.href)
         const span = startRouteChangeSpan(url, 'popstate')
+        this.setAppState?.('navigating')
 
         onSettle((endTime) => {
           span.end(endTime)
+          this.setAppState?.('ready')
         })
       })
 
@@ -41,9 +46,11 @@ export const createDefaultRoutingProvider = (onSettle: OnSettle, location: Locat
         if (url) {
           const absoluteURL = new URL(getAbsoluteUrl(url.toString(), document.baseURI))
           const span = startRouteChangeSpan(absoluteURL, 'pushState')
+          // this.setAppState?.('navigating')
 
           onSettle((endTime) => {
             span.end(endTime)
+            // this.setAppState?.('ready')
           })
         }
 
diff --git a/packages/platforms/react-native/lib/auto-instrumentation/app-start-plugin.tsx b/packages/platforms/react-native/lib/auto-instrumentation/app-start-plugin.tsx
index 09c448e16..9612e95c9 100644
--- a/packages/platforms/react-native/lib/auto-instrumentation/app-start-plugin.tsx
+++ b/packages/platforms/react-native/lib/auto-instrumentation/app-start-plugin.tsx
@@ -9,6 +9,7 @@ import React from 'react'
 import type { AppRegistry, WrapperComponentProvider } from 'react-native'
 import type { ReactNativeConfiguration } from '../config'
 import { createAppStartSpan } from '../create-app-start-span'
+import type { AppState } from '../../../../core/lib/core'
 
 interface WrapperProps {
   children: ReactNode
@@ -22,17 +23,20 @@ export class AppStartPlugin implements Plugin<ReactNativeConfiguration> {
   private readonly spanFactory: SpanFactory<ReactNativeConfiguration>
   private readonly clock: Clock
   private readonly appRegistry: typeof AppRegistry
+  private readonly setAppState: (appState: AppState) => void
 
   constructor (
     appStartTime: number,
     spanFactory: SpanFactory<ReactNativeConfiguration>,
     clock: Clock,
-    appRegistry: typeof AppRegistry
+    appRegistry: typeof AppRegistry,
+    setAppState: (appState: AppState) => void
   ) {
     this.appStartTime = appStartTime
     this.spanFactory = spanFactory
     this.clock = clock
     this.appRegistry = appRegistry
+    this.setAppState = setAppState
   }
 
   configure (configuration: InternalConfiguration<ReactNativeConfiguration>) {
@@ -44,6 +48,7 @@ export class AppStartPlugin implements Plugin<ReactNativeConfiguration> {
       React.useEffect(() => {
         if (appStartSpan.isValid()) {
           this.spanFactory.endSpan(appStartSpan, this.clock.now())
+          this.setAppState('ready')
         }
       }, [])
 
diff --git a/packages/platforms/react-native/lib/client.ts b/packages/platforms/react-native/lib/client.ts
index 1b786be97..ceff48b0e 100644
--- a/packages/platforms/react-native/lib/client.ts
+++ b/packages/platforms/react-native/lib/client.ts
@@ -43,8 +43,8 @@ const BugsnagPerformance = createClient({
   deliveryFactory,
   idGenerator,
   persistence,
-  plugins: (spanFactory, spanContextStorage) => [
-    new AppStartPlugin(appStartTime, spanFactory, clock, AppRegistry),
+  plugins: (spanFactory, spanContextStorage, setAppState) => [
+    new AppStartPlugin(appStartTime, spanFactory, clock, AppRegistry, setAppState),
     new NetworkRequestPlugin(spanFactory, spanContextStorage, xhrRequestTracker)
   ],
   resourceAttributesSource,
diff --git a/packages/platforms/react-native/tests/auto-instrumentation/app-start-plugin.test.ts b/packages/platforms/react-native/tests/auto-instrumentation/app-start-plugin.test.ts
index ffce03791..a16ecf023 100644
--- a/packages/platforms/react-native/tests/auto-instrumentation/app-start-plugin.test.ts
+++ b/packages/platforms/react-native/tests/auto-instrumentation/app-start-plugin.test.ts
@@ -4,11 +4,13 @@ import createClock from '../../lib/clock'
 import { AppStartPlugin } from '../../lib/auto-instrumentation/app-start-plugin'
 import type { ReactNativeConfiguration } from '../../lib/config'
 import type { AppRegistry } from 'react-native'
+import type { AppState } from '../../../../core/lib/core'
 
 describe('app start plugin', () => {
   let spanFactory: MockSpanFactory<ReactNativeConfiguration>
   let clock: Clock
   let appRegistry: typeof AppRegistry
+  let setAppState: (appState: AppState) => void
 
   beforeEach(() => {
     spanFactory = new MockSpanFactory()
@@ -20,7 +22,7 @@ describe('app start plugin', () => {
 
   it('starts an app start span when autoInstrumentAppStarts is true', () => {
     const appStartTime = 1234
-    const plugin = new AppStartPlugin(appStartTime, spanFactory, clock, appRegistry)
+    const plugin = new AppStartPlugin(appStartTime, spanFactory, clock, appRegistry, setAppState)
 
     plugin.configure(createConfiguration<ReactNativeConfiguration>({ autoInstrumentAppStarts: true }))
 
@@ -34,7 +36,7 @@ describe('app start plugin', () => {
   })
 
   it('does not start an app start span when autoInstrumentAppStarts is false', () => {
-    const plugin = new AppStartPlugin(1234, spanFactory, clock, appRegistry)
+    const plugin = new AppStartPlugin(1234, spanFactory, clock, appRegistry, setAppState)
 
     plugin.configure(createConfiguration<ReactNativeConfiguration>({ autoInstrumentAppStarts: false }))
 
diff --git a/packages/plugin-react-native-navigation/lib/react-native-navigation-plugin.ts b/packages/plugin-react-native-navigation/lib/react-native-navigation-plugin.ts
index 947195205..f4516711b 100644
--- a/packages/plugin-react-native-navigation/lib/react-native-navigation-plugin.ts
+++ b/packages/plugin-react-native-navigation/lib/react-native-navigation-plugin.ts
@@ -1,6 +1,7 @@
 import type { Plugin, SpanFactory, SpanInternal } from '@bugsnag/core-performance'
 import type { ReactNativeConfiguration } from '@bugsnag/react-native-performance'
 import type { NavigationDelegate } from 'react-native-navigation/lib/dist/src/NavigationDelegate'
+import type { AppState } from '../../core/lib/core'
 
 import { createNavigationSpan } from '@bugsnag/react-native-performance'
 
@@ -18,9 +19,11 @@ class BugsnagPluginReactNativeNavigationPerformance implements Plugin<ReactNativ
   private componentsWaiting = 0
   private spanFactory?: SpanFactory<ReactNativeConfiguration>
   private previousRoute?: string
+  private setAppState: (appState: AppState) => void
 
-  constructor (Navigation: NavigationDelegate) {
+  constructor (Navigation: NavigationDelegate, setAppState: (appState: AppState) => void) {
     this.Navigation = Navigation
+    this.setAppState = setAppState
   }
 
   private clearActiveSpan () {
@@ -35,6 +38,7 @@ class BugsnagPluginReactNativeNavigationPerformance implements Plugin<ReactNativ
       this.currentNavigationSpan.setAttribute('bugsnag.navigation.ended_by', endedBy)
       this.spanFactory.endSpan(this.currentNavigationSpan, endTime)
       this.clearActiveSpan()
+      this.setAppState('ready')
     }
   }
 
@@ -89,6 +93,7 @@ class BugsnagPluginReactNativeNavigationPerformance implements Plugin<ReactNativ
 
         if (this.previousRoute) {
           this.currentNavigationSpan.setAttribute('bugsnag.navigation.previous_route', this.previousRoute)
+          this.setAppState('navigating')
         }
 
         this.previousRoute = routeName
diff --git a/packages/plugin-react-navigation/lib/navigation-context.tsx b/packages/plugin-react-navigation/lib/navigation-context.tsx
index 18491ecb4..4762d5ce2 100644
--- a/packages/plugin-react-navigation/lib/navigation-context.tsx
+++ b/packages/plugin-react-navigation/lib/navigation-context.tsx
@@ -1,6 +1,7 @@
 import type { SpanFactory, SpanInternal } from '@bugsnag/core-performance'
 import type { ReactNativeConfiguration } from '@bugsnag/react-native-performance'
 import type { PropsWithChildren } from 'react'
+import type { AppState } from '../../core/lib/core'
 
 import React from 'react'
 import { createNavigationSpan } from '@bugsnag/react-native-performance'
@@ -14,6 +15,7 @@ export const NavigationContext = React.createContext({
 interface Props extends PropsWithChildren {
   currentRoute?: string
   spanFactory: SpanFactory<ReactNativeConfiguration>
+  setAppState: (appState: AppState) => void
 }
 
 type EndCondition = 'condition' | 'mount' | 'unmount' | 'immediate'
@@ -54,7 +56,7 @@ export class NavigationContextProvider extends React.Component<Props> {
         this.currentSpan.setAttribute('bugsnag.navigation.ended_by', this.endCondition)
         const endTime = Math.max(this.lastRenderTime, triggerNavigationEndTime)
         this.props.spanFactory.endSpan(this.currentSpan, endTime)
-
+        this.props.setAppState('ready')
         this.currentSpan = undefined
         this.lastRenderTime = 0
       }
@@ -71,6 +73,7 @@ export class NavigationContextProvider extends React.Component<Props> {
       // invalid time to cause it to be discarded from the context stack.
       if (this.currentSpan) {
         spanFactory.endSpan(this.currentSpan, DISCARDED)
+        this.props.setAppState('ready')
       }
 
       const span = createNavigationSpan(spanFactory, currentRoute, { startTime: updateTime })
@@ -78,6 +81,7 @@ export class NavigationContextProvider extends React.Component<Props> {
 
       if (this.previousRoute) {
         span.setAttribute('bugsnag.navigation.previous_route', this.previousRoute)
+        this.props.setAppState('navigating')
       }
 
       this.currentSpan = span
@@ -86,6 +90,7 @@ export class NavigationContextProvider extends React.Component<Props> {
 
       setTimeout(() => {
         this.triggerNavigationEnd()
+        this.props.setAppState('ready')
       })
     }
   }