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Back to Microsoft To Do

Tech StackTDN

Microsoft To Do Tech Stack

Languages, frameworks, and third-party SDKs detected inside Microsoft To Do — extracted from the iOS App Store build.

Store ProfileVersion HistoryCountry RankingsTDN InsightsTDNBuild Stack
v2.169 · latestNo declared tracking

Stack profile

C/C++ · Objective-C · React Native / JavaScript · 9 third-party SDKs across 3 categories · notable detections include Lottie

Analysis

Analyzed
June 4, 2026
Bundle ID
com.microsoft.to-do
Detection floor
Lower bound

Languages

4

C/C++ · Objective-C · React Native / JavaScript

Third-party SDKs

9

3 categories

Apple frameworks

10

37 total frameworks

Signals

46

capabilities, APIs, fonts

Build

Build & platform

Compiler, target OS, supported device families, and localization footprint detected from the bundle.

Min iOS

17.6

Built with

Xcode 26.2

iphoneos26.2

Devices

iPhone · iPad

Localizations

36

48 strings in base locale

Method

How this is detected

  • Detected SDKs are a lower bound — Microsoft To Do may bundle more than static analysis can attribute.
  • The App Store binary is encrypted with Apple FairPlay, so detection is limited to what is observable without decryption.

Runtime

Languages & runtimes

Primary runtimes and language signatures observed in the app binary.
C/C++67Objective-C67RReact Native / JavaScript21Swift71

Dependencies

Third-party SDKs

Grouped by purpose. Select any SDK to see other tracked apps that use it.
9 of 9 SDKs shown

Crash & Performance

1
AAppCenter5.0.52

Rendering

1
Lottie4.4.362

Other

7
FFluentUIResources-ios0.34.42GGNETextSearch1.0Hhermes0.11.04KKeychainAccess3.2.12OODSPSharedAccounts2.3.9OOfficeFloodgateSDK8.2.02SSQLite.swift0.15.32

Apple

Apple frameworks

Native frameworks and system libraries linked into the build.
AAVFoundation (audio/video)67AAVKit59BBackground Tasks50CCore Data46SStoreKit (in-app purchase)67SwiftUI67UUIKit67UUser Notifications67WWatch Connectivity19WWidgetKit (widgets)55

Extensions

App extensions

4 bundled app extensions for widgets, notifications, share sheets, and Siri intents.
NotificationServiceExtensionNotification Service
ShareExtensionShare
IntentsExtensionSiri Intents
WidgetExtensionWidget

Bundle

Companion apps

Additional apps bundled inside the build, including watch apps, clips, and helper targets.
To Do.appwatch app

Interface

UI & graphics

Frameworks and libraries Microsoft To Do uses to render its interface and animations.
Lottie (animations)SwiftUIUIKit

Assets

Bundled fonts

Custom font families packaged in the app bundle.
Wundercon-Assetswundercon-boldWundercon-LightwunderconII

Packaging

Build & packaging

Dependency managers and build tooling detected in the app bundle.
Unknown / Xcode native

Embedded web

JavaScript libraries

Detected inside bundled JavaScript from React Native or embedded web content.
lodashmomentreact-native

Integrations

Services & integrations

Service configuration, URL schemes, universal links, and integration keys observed in the sanitized audit.

Registered URL schemes

appcenter-b68c88db-8559-4b85-a9b0-2515bdb21632appcenter-b68c88db-8559-4b85-a9b0-2515bdb21632-intunemamms-to-doms-to-do-9e011cd5-d6c6-4a93-9d7e-d5d0b60c1225ms-to-do-9e011cd5-d6c6-4a93-9d7e-d5d0b60c1225-intunemamms-to-do-intunemammsauth.com.microsoft.intunemammsauth.com.microsoft.intunemam-intunemamx-msauth-to-dox-msauth-to-do-intunemam

Queries other apps

betteractiveshieldcompanyportalhttp-intunemamhttps-intunemamintunemam-mtdlacoonsecuritylookoutwork-asemicrosoft-edge-httpmicrosoft-edge-http-intunemammicrosoft-edge-httpsmicrosoft-edge-https-intunemamms-outlookms-outlook-intunemammsauthmsauthv2msauthv3mvisionmobilescmxskycuresmart-nssmsecwanderawunderlist-0c672b04-b164-44e0-ab97-3628eba4ece4wunderlist-0c672b04-b164-44e0-ab97-3628eba4ece4-intunemamzips

Network

Backend & API

Backend hosts, GraphQL operations, and certificate pinning signals surfaced by static analysis.

Backend hosts

aka.msgithub.commomentjs.comnpms.ioreactjs.orgres.cdn.office.netwww.plcrashreporter.org

First party

App modules

Likely first-party modules and resource bundles detected in Microsoft To Do.
AccessibilityAriaObjCExtensionKitiOSExtensionKitwatchOSIntuneMAMSwiftIntuneMAMSwiftStubTaskKitTaskUIKitWLCoreWLUICore

Entitlements

Capabilities

System capabilities and entitlement flags included with the app.
App GroupsAssociated Domains (Universal Links)Background App RefreshBackground ProcessingBackground PushKeychain SharingPush Notifications (APNs)Time-Sensitive Notifications

APIs

Detected API usage

System frameworks and privacy-sensitive APIs referenced by the binary.
Carrier / cellular infoHashing (SHA-256)In-app browser (SFSafariViewController)Keychain readKeychain storagePhoto librarySymmetric crypto (CommonCrypto)Watch connectivityWeb-based OAuth

Privacy

Privacy manifest

Does not declare cross-app tracking in its App Store privacy manifest.

Collected data types

CrashDataCustomerSupportDeviceIDOtherDiagnosticDataOtherUsageDataPerformanceDataProductInteractionUserID

Required-reason API categories

DiskSpaceFileTimestampSystemBootTimeUserDefaults

Architecture

Architecture details

Additional build and bundle signals that help explain how the app is structured.

Storyboards

2

Launch: LaunchScreen

Nibs

51

Explore technologies across all apps

Browse every SDK, framework, and language we detect, then compare the apps that share the same stack.

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