Release Note - iOS SDK

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2026

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v4.11.0 - Aug 3, 2026

ADDED

• Added support for the server-managed event block list.
• Added device UUID update timestamp to event payload.

FIXED

• Fixed event API version.

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v4.10.1 - Jul 16, 2026

FIXED

• Improved reliability when updating user properties.

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v4.10.0 - Jun 4, 2026

ADDED

• Added `handleDeferredDeeplink(apps, onSuccess, onFailure)` overload for multi-app deferred deeplink resolution. When multiple `AirbridgeInterface` instances share a single app, this function waits for all instances to collect their deferred deeplinks and delivers only the last-clicked deeplink to the appropriate instance.

FIXED

• Improved lifecycle event collection.
• Improved deeplink handling to exclude non-trackable deeplinks from Expo development client.

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v4.9.4 - Apr 27, 2026

CHANGED

• Enhanced the reliability of the SDK initialization logic.

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v4.9.3 - Apr 2, 2026

FIXED

• Improved URL handling in handleDeeplink functions.
• Improved URL handling in click and impression functions.

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v4.9.1 - Mar 5, 2026

ADDED

• Added event timestamp to event payload.
• Added IPv6 information to event payload.

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v4.9.0 - Jan 16, 2026

Added

• Support for multiple concurrent Airbridge SDK instances via AirbridgeInterface inheritance
• Added allowTrackingItem and blockTrackingItem functions to support granular tracking control.
• Added support for using AirbridgeTrackingBlocklist to disable SKAdNetwork data collection.

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2025

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v4.8.1 - Sep 26, 2025

FIXED

• Fixed an issue where SKAdNetworkOption was not accessible in the Objective-C environment.

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v4.8.0 - Sep 19, 2025

ENHANCED

• The logic for acquiring deferred deeplinks has been optimized for better reliability and performance.

CHANGED

• Added a method for handling deep links in the SceneDelegate.

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v4.7.1 - Aug 27, 2025

FIXED

• Fix an issue where the internal property could be empty when sending in‑app events.

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v4.7.0 - Jul 8, 2025

NOTICE

• If version 4.7.0 is unavailable when installing via Pods, refer to the relevant information in Trouble shooting guide.

ADDED

• setTrackingBlocklist option that blocks specific tracking.

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v4.6.0 - Jun 27, 2025

CHANGED

• In-app purchase measurement is now officially supported. The in-app purchase measurement feature will no longer be supported in earlier versions.

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v1.41.0 - Jun 27, 2025

CHANGED

• In-app purchase measurement is now officially supported. The in-app purchase measurement feature will no longer be supported in earlier versions.

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v4.5.0 - Jun 4, 2025

FIXED

• Solve issue that install event may lose on swiftui lifecycle.
• Solve issue that dSYMs is not packaged.
• Updated the message for when SKAdNetwork is not configured.

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v4.4.2 - Apr 2, 2025

FIXED

• Fix bug ‘isInAppPurchaseTrackingEnabled’ interface

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v4.4.1 - Mar 31, 2025

FIXED

• Fix build failure on Xcode 16.2
• Provide an interface to automatically collect in-app purchase events.
• Provide functionality to track Google On-Device Measurement conversion values.
• Provide dSYM (debug symbol) support for the framework.
• Provide an interface to automatically collect DMA consent data.

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v4.3.0 - Jan 24, 2025

ADDED

• Add createTrackingLink feature.
• Add setSDKWrapperOption feature.

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v4.2.2 - Jan 14, 2025

FIXED

• Improvements for SDK data collection.

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v4.2.1 - Jan 10, 2025

FIXED

• Improvements for SDK data collection.

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v1.40.1 - Jan 10, 2025

FIXED

• Improvements for SDK data collection.

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v4.2.0 - Jan 2, 2025

FIXED

• Improvements for SDK data collection.

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2024

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v4.1.2 - Dec 3, 2024

FIXED

• Allow every dictionary on Airbridge.isUninstallTrackingNotification.
• Fix occur when calling certain methods from Meta.

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v1.40.0 - Nov 8, 2024

CHANGED

• Updated compatibility for the latest Facebook SDK.
• Improved updating SKAdNetwork when an InApp purchase event occurs.

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v4.1.1 - Nov 1, 2024

FIXED

• Fixed a bug where Facebook’s AnonymousID value was not fetched.

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v4.1.0 - Aug 16, 2024

ADDED

• Add manual mode of web interface support.
• Add stopTracking feature.

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v1.39.0 - Aug 14, 2024

ADDED

• When the handleURLSchemeDeeplink method is called, URLs in the format of Firebase’s “No pre install link matched” are ignored.

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v4.0.2 - Jul 19, 2024

CHANGED

• Improved SKAdNetwork Migration logic.

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v1.38.0 - Jul 15, 2024

ADDED

• Added a `stopTracking` static function to `Airbridge`. Which does not collect events after the calling function.

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v1.37.3 - Jun 24, 2024

FIXED

• Solve issue that install event is tracked after 30seconds since app open.

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v4.0.0 - Jun 19, 2024

CHANGED

• Standardized the airbridge interface.
• Refer migration guide.

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v1.37.1 - Jun 19, 2024

ADDED

• Support new SKAdNetwork Postback calculation type: range.

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v1.37.0 - May 10, 2024

CHANGED

• Improved the SKAdNetwork Postback calculator.

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v1.36.5 - Apr 17, 2024

ADDED

• Add privacy manifest support.

CHANGED

• Use `os_log` instead of `NSLog` for log printing.

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v1.36.4 - Apr 9, 2024

CHANGED

• Improved SKAdNetwork 4.0 Coarse-value calculation.

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v1.36.3 - Apr 1, 2024

CHANGED

• Build SDK as dynamic framework

FIXED

• Solve issue that App containing SDK can not be uploaded to App Store Connect using Xcode 15.3

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v1.36.2 - Apr 1, 2024

CHANGED

• Build SDK on Xcode 15.3

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v1.36.1 - Mar 11, 2024

FIXED

• Solve issue that SDK can not be used on Xcode 15.3

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v1.36.0 - Feb 27, 2024

ADDED

• Solve issue that airbridge_deeplink is delivered with double-percent-decoding

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2023

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v1.35.0 - Nov 30, 2023

ADDED

• Added fetchAirbridgeGeneratedUUID to the SDK interface. the UUID satisfies UUID4 format

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v1.34.10 - Nov 28, 2023

ADDED

• The SDK has been added to reference AnouncyID in the Facebook SDK

REMOVED

• The SDK does not use iAd.framework anymore.

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v1.34.9 - Oct 31, 2023

ADDED

• Solve issue that ABUser’s copy method may crash App in edge case

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v1.34.1 - Oct 4, 2023

FIXED

• Added a null-safety check when calling the notification deeplink.
• Improved logic for getting attribution from Airbridge Server.

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v1.34.0 - Jul 17, 2023

ADDED

• Handle airbridge_deeplink query item from deeplink

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1.33.4 - Jul 06, 2023

ADDED

• Now supports older versions of FBSDKCoreKit. (>= 9.2.0)

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1.33.2 - Jun 22, 2023

FIXED

• Updated `ABUser`‘s copy behavior to be `atomic`

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1.33.1 - Jun 15, 2023

FIXED

• Improve the stability of SKAdNetwork.

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1.33.0 - Jun 8, 2023

ADDED

• Support SKAdNetwork 4.0

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1.32.2 - May 31, 2023

• Add `abr.ge` tracking link support.

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1.32.1 - May 24, 2023

CHANGED

• Default value of trackingAuthorizeTimeoutis changed to 30 seconds.

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1.32.0 - Apr 26, 2023

ADDED

• Add SDK Signature feature that protect Airbridge SDK from SDK spoofing.

FIXED

• Resolve the issue that a foreground event occasionally occurs before the install event.

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1.30.0 - Mar 20, 2023

ADDED

• We have added new interface support that allows you to remove alias and attribute properties for user state.

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1.29.3 - Mar 16, 2023

FIXED

• Solve issue that deeplink event can be lost when open app with deeplink when app is closed not on background with using uninstall tracking.

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1.29.2 - Feb 22, 2023

FIXED

• Fix open events that may be missing when a opened application.
  • Open events can be lost when using Uninstall Tracking. This is not a problem for Deeplink Open.

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1.29.1 - Feb 20, 2023

FIXED

• Solve issue that appname.deeplink.pagetracking link is not providing deeplink properly when user do not use custom domain feature.

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1.29.0 - Feb 20, 2023

CHANGED

• The methods ‘enableSDK’ and ‘disableSDK’ have been added to ‘AirBridge.h.’ They are used to stop and resume all features. When you call ‘disableSDK’, the following actions will take place:
  • All functions are stopped until call the enable method.
  • Even if calling the disableSDK, useable a setter until the initialized.
  • Calling all getters will return nil or false.

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v1.28.2 - Jan 13, 2023

FIXED

• Solve issue that uninstall tracking is not working if call registerPushToken function before call startTracking function with set autoStartTrackingEnabled option as false.

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v1.28.1 - Jan 03, 2023

CHANGED

• Improved to allow the use of real (double) values for the amount item when updating SKAdNetwork conversion value.

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2022

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v1.28.0 - Dec 29, 2022

ADDED

• Device Alias feature has been added.
• HTTP Referrer collection feature for UniversalLink has been added.
• Added feature to collect lifecycle events occurring within a session.

CHANGED

• Support for Xcode 13 and iOS 9, 10 has been discontinued.
• Improved to deliver Attribution information to callbacks faster.

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v1.27.0 - Oct 05, 2022

ADDED

• Display warning message when tracking start function is called before SDK initialization

CHANGED

• Naming has been changed to match the conversion value method changed in iOS 15.4 and above.
• Allow uppercase alphabets for User Attributes Key and user alias key

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v1.26.0 - Sep 14, 2022

ADDED

• Provides functionality to turn on/off the entire operation of Airbridge
• Provides an option to clear events in local storage during SDK initialization

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v1.25.0 - Aug 05, 2022

ADDED

• Added feature to set event transmission cycle

FIXED

• Resolved issue where session was not properly measured when force-killing the app

REMOVED

• Stopped background event collection

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v1.24.5 - Jul 28, 2022

FIXED

• Resolved compilation issue in Case Sensitive file systems

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v1.24.4 - Jul 21, 2022

ADDED

• Supports app life cycle in SceneDelegate environment
• Events before startTracking are no longer destroyed and stored in local memory (limited to life cycle events)
• Debug level logs can be output
• Supports distribution through SPM (Swift Package Manager)

FIXED

• Bug fixes and performance improvements related to tracking

Known issue

• There is an issue where all life cycle events occurring before startTracking are recorded as re-events before session expiration

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v1.24.1 - Jun 20, 2022

ADDED

• Added handleNotificationDeeplink function

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v1.24.0 - May 04, 2022

CHANGED

• Modified so that Internal placement deeplink move event is collected only in placement.click function
• Modified to pass NSError in case of error

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v1.23.0 - Apr 18, 2022

ADDED

• Added callback to placement.click function

FIXED

• Resolved issue where deviceUUID was transmitted to the server even when the app was opened with a Tracking link before the startTracking function was called

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v1.22.0 - Apr 04, 2022

ADDED

• Added totalQuantity to ABSemanticsKey

CHANGED

• Improved Placement click UX

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v1.21.0 - May 21, 2022

FIXED

• Resolved issue where SKAdNetwork feature was operating before startTracking function call
• Resolved issue where Life cycle event creation was operating before startTracking function call

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v1.20.0 - Mar 15, 2022

ADDED

• Added feature to limit event storage size

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v1.19.0 - Mar 08, 2022

ADDED

• Collect Deeplink Move event when URL is an Airbridge link during in-app deeplink movement

CHANGED

• Modified to use only 1 operation concurrent when sending events
• Changed the condition for determining Airbridge link from “if airbridge exists in query string” to “if there is a key-value pair where key is airbridge_referrer among query key-value pairs”

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v1.18.1 - Mar 03, 2022

FIXED

• Resolved issue where app could crash with low probability when force-closing the app

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2021

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v1.18.0 - Nov 12, 2021

FIXED

• Resolved issue where Build was not possible on Mac with Apple silicon

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v1.17.0 - Jun 16, 2021

ADDED

• isRestartTrackingAuthorizeTimeout option add
• device.network.mcc add
• device.network.mnc add

FIXED

• Solve issue that session id is lost
• Resolved issue where app crashes when Universal Link URL is nil when opening the app

CHANGED

• Collect deferred deeplink and apple search ads attribution information after ATT status is selected

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v1.16.0 - May 11, 2021

CHANGED

• Modified to generate install event when calling startTracking function when using Opt-out setting

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v1.15.4 - Mar 10, 2021

FIXED

• Resolved issue where setSemantics function is not applied when called from swift

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v1.15.3 - Feb 15, 2021

ADDED

• Collect token for Apple Search Ads Attribution from AdServices.framework on iOS 14.3 and above

CHANGED

• Deprecate ABUserEvent
• Deprecate ABEcommerceEvent

FIXED

• Resolved issue where Facebook deferred app link setting does not work with Facebook SDK 9.0.0 and above

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v1.15.2 - Jan 08, 2021

ADDED

• Added sessionStartTimestamp

FIXED

• Resolved issue where last 3 digits of requestTimestamp were truncated

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2020

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v1.15.1 - Dec 17, 2020

ADDED

• Added feature to receive semantic attributes as dictionary from Web SDK when using Web interface feature

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v1.15.0 - Dec 04, 2020

ADDED

• Added Callback to retrieve Attribution information

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v1.14.5 - Nov 10, 2020

FIXED

• Resolved issues related to Attribution information collection
• Resolved issue where setSemanticAttributes function did not work in ABEcommerceEvent

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v1.14.4 - Oct 05, 2020

ADDED

• Added Setter to change Semantic Attributes through Dictionary

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v1.14.3 - Sep 22, 2020

FIXED

• Resolved issue where build was only possible on Simulator

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v1.14.0 - Sep 18, 2020

ADDED

• Added SKAdNetwork integration
• Added device.appTrackingTransparency

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v1.13.1 - Aug 25, 2020

ADDED

• Added device.airbirdgeGeneratedDeviceUUID

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v1.13.0 - Aug 21, 2020

ADDED

• Added Push Token transmission function for Uninstall Tracking
• Added default value “native” to sdkDevelopmentPlatform

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v1.12.0 - Aug 05, 2020

ADDED

• Removed Custom Attributes filter
• Added autoStartTrackingEnabled / startTracking

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v1.11.4 - Jul 28, 2020

FIXED

• Resolved issue where carrier information was not collected probabilistically on iPhones capable of Dual SIM on iOS 13.4

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v1.11.3 - Jul 27, 2020

ADDED

• Added setSemanticAttributes function to ABInAppEvent

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v1.11.2 - Jul 20, 2020

FIXED

• Resolved issue where carrier information was not collected probabilistically on iOS 13.4 and above

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v1.11.1 - Jul 16, 2020

FIXED

• Resolved issue where Airbridge Universal Link probabilistically did not call deeplink callback in special situations on iOS 12

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v1.11.0 - Jun 24, 2020

CHANGED

• Deeplink Event is not sent when Deeplink opens in the same app.
• All Airbridge Deeplinks are converted to SCHEME:// format and passed to Deeplink Callback.
• co.ab180.airbridge.deeplink.scheme and co.ab180.airbridge.deeplink.host options are removed.
• SCHEME can be found in Airbridge Dashboard > Tracking Link > Deep Link > iOS URI Scheme.

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v1.10.9 - Jun 09, 2020

ADDED

• Added Web Interface that receives Web Event from Airbridge Web SDK

FIXED

• Bug fixes

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v1.10.6 - May 11, 2020

CHANGED

• User Attributes key value must satisfy the regular expression ^[a-z_][a-z0-9_]*$.
• User Attributes key value is maximum 128 characters.
• User Attributes value must be NSNumber or NSString. If NSString, maximum 1024 characters.
• Maximum number of User Attributes is 100.
• Event’s Custom Attributes value must be one of NSNumber, NSString, NSArray. If NSArray, its item must be one of NSNumber, NSString.

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v1.10.5 - Apr 13, 2020

ADDED

• Added Facebook Deferred App Link integration

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v1.10.3 - Mar 30, 2020

CHANGED

• Modified to not hash User ID

FIXED

• Resolved issue where Locale changes when changing AppleLanguages of NSUserDefaults

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v1.10.2 - Jan 22, 2020

ADDED

• Added User Attributes feature
• Added log feature

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2018

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v1.7.0 - Dec 26, 2018

ADDED

• Added feature to transmit remaining data for a certain period of time when the app is forcibly terminated.

CHANGED

• Improved data transmission speed.

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v1.6.2 - Nov 13, 2018

CHANGED

• Modified the format of UUID per event to follow the UUID standard format.

ADDED

• Added feature to turn on/off hashing of userID and userEmail.