Developers Guide
SDK Integration
Unreal SDK

SDK Migration - Unreal SDK

Last updated July 3, 2025

This article contains the information required to update the Airbridge Unreal SDK. We recommend checking the information regarding all versions.

Update from v1.x.x to v4.0.0

Check the information below when updating the Airbridge Unreal SDK to v4.0.

Option

Airbridge Settings (v1)	Airbridge Settings (v4)	Change
App Name	App Name	-
App Token	App Token	-
Log Level	Log Level	-
iOS URI Scheme	iOS URI Scheme	-
Android URI Scheme	Android URI Scheme	-
Custom Domain	Custom Domain	Multiple inputs are now supported.
Session Timeout Seconds	Session Timeout Seconds	-
User Info Hash Enabled	User Info Hash Enabled	-
Location Collection Enabled	Location Collection Enabled	-
Track Airbridge Link Only	Track Airbridge Link Only	-
Auto Start Tracking Enabled	Auto Start Tracking Enabled	-
-	Facebook Deferred App Link Enabled	New features have been added.
iOS Tracking Authorize Timeout Seconds	iOS Tracking Authorize Timeout Seconds	-
SDK Signature Secret ID	SDK Signature Secret ID	-
SDK Signature Secret	SDK Signature Secret	-
-	Track In Session Life Cycle Event Enabled	New features have been added.
-	Pause Event Transmit On Background Enabled	New features have been added.
-	Clear Event Buffer On Initialize Enabled	New features have been added.
-	SDK Enabled	New features have been added.
-	App Market Identifier	New features have been added.
-	Event Buffer Count Limit	New features have been added.
-	Event Buffer Size Limit In Gibibyte	New features have been added.
-	Event Transmit Interval Seconds	New features have been added.
Meta Install Referrer (Facebook App ID)	Meta Install Referrer (Facebook App ID)	-

Function (Unreal)

Attention
The name of the access function class has been changed from FAirbridgeUnreal to FAirbridge.

FAirbridgeUnreal (v1)	FAirbridge (v4)	Change
-	EnableSDK	New features have been added.
-	DisableSDK	New features have been added.
-	IsSDKEnabled	New features have been added.
StartTracking	StartTracking	-
-	StopTracking	New features have been added.
-	IsTrackingEnabled	New features have been added.
SetUserID	SetUserID	-
-	ClearUserID	New features have been added.
SetUserEmail	SetUserEmail	-
-	ClearUserEmail	New features have been added.
SetUserPhone	SetUserPhone	-
-	ClearUserPhone	New features have been added.
SetUserAttribute	SetUserAttribute	-
RemoveUserAttribute	RemoveUserAttribute	-
ClearUserAttributes	ClearUserAttributes	-
SetUserAlias	SetUserAlias	-
RemoveUserAlias	RemoveUserAlias	-
ClearUserAlias	ClearUserAlias	-
ClearUser	ClearUser	-
Click	Click	Callback function has been added.
Impression	Impression	Callback function has been added.
SetDeeplinkCallback	SetOnDeeplinkReceived	The name has been changed. The value has been changed to be received in lambda form.
SetAttributionCallback	SetOnAttributionReceived	The name has been changed. The value has been changed to be received in lambda form.
TrackEvent	TrackEvent	The method of receiving event information in TrackEvent has changed.
SetDeviceAlias	SetDeviceAlias	-
RemoveDeviceAlias	RemoveDeviceAlias	-
ClearDeviceAlias	ClearDeviceAlias	-
RegisterPushToken	RegisterPushToken	-
CreateWebInterface	-	It has been replaced with functions related to WebInterface.
-	CreateWebInterfaceScript	New features have been added.
-	HandleWebInterfaceCommand	New features have been added.
-	FetchAirbridgeGeneratedUUID	New features have been added.
-	FetchDeviceUUID	New features have been added.
-	IsUninstallTrackingNotification	New features have been added.

Constant (Unreal)

AirbridgeConstants::CATEGORY (v1)	AirbridgeCategory (v4)	Change
SIGN_UP	SIGN_UP	-
SIGN_IN	SIGN_IN	-
SIGN_OUT	SIGN_OUT	-
VIEW_HOME	-	The feature has been removed. Please enter in HOME_VIEWED.
HOME_VIEWED	HOME_VIEWED	-
VIEW_SEARCH_RESULT	-	The feature has been removed. Please enter in SEARCH_RESULTS_VIEWED.
SEARCH_RESULTS_VIEWED	SEARCH_RESULTS_VIEWED	-
VIEW_PRODUCT_LIST	-	The feature has been removed. Please enter in PRODUCT_LIST_VIEWED.
PRODUCT_LIST_VIEWED	PRODUCT_LIST_VIEWED	-
VIEW_PRODUCT_DETAILS	-	The feature has been removed. Please enter in PRODUCT_VIEWED.
PRODUCT_VIEWED	PRODUCT_VIEWED	-
ADD_TO_CART	-	The feature has been removed. Please enter in ADDED_TO_CART.
ADDED_TO_CART	ADDED_TO_CART	-
ORDER_COMPLETE	-	The feature has been removed. Please enter in ORDER_COMPLETED.
ORDER_COMPLETED	ORDER_COMPLETED	-
ADD_PAYMENT_INFO	ADD_PAYMENT_INFO	-
ADD_TO_WISHLIST	ADD_TO_WISHLIST	-
INITIATE_CHECKOUT	INITIATE_CHECKOUT	-
ORDER_CANCELED	ORDER_CANCELED	-
START_TRIAL	START_TRIAL	-
SUBSCRIBE	SUBSCRIBE	-
UNSUBSCRIBE	UNSUBSCRIBE	-
AD_IMPRESSION	AD_IMPRESSION	-
AD_CLICK	AD_CLICK	-
COMPLETE_TUTORIAL	COMPLETE_TUTORIAL	-
ACHIEVE_LEVEL	ACHIEVE_LEVEL	-
UNLOCK_ACHIEVEMENT	UNLOCK_ACHIEVEMENT	-
RATE	RATE	-
SHARE	SHARE	-
SCHEDULE	SCHEDULE	-
SPEND_CREDITS	SPEND_CREDITS	-

AirbridgeConstants::ATTRIBUTES (v1)	AirbridgeAttribute (v4)	Change
-	ACTION	New features have been added.
-	LABEL	New features have been added.
-	VALUE	New features have been added.
TOTAL_VALUE	-	The feature has been removed. Please enter in VALUE.
CURRENCY	CURRENCY	-
ORIGINAL_CURRENCY	ORIGINAL_CURRENCY	-
PRODUCTS	PRODUCTS	-
PERIOD	PERIOD	-
IS_RENEWAL	IS_RENEWAL	-
RENEWAL_COUNT	RENEWAL_COUNT	-
PRODUCT_LIST_ID	PRODUCT_LIST_ID	-
CART_ID	CART_ID	-
TRANSACTION_ID	TRANSACTION_ID	-
TRANSACTION_TYPE	TRANSACTION_TYPE	-
TRANSACTION_PAIRED_EVENT_CATEGORY	TRANSACTION_PAIRED_EVENT_CATEGORY	-
TRANSACTION_PAIRED_EVENT_TIMESTAMP	TRANSACTION_PAIRED_EVENT_TIMESTAMP	-
TOTAL_QUANTITY	TOTAL_QUANTITY	-
QUERY	QUERY	-
IN_APP_PURCHASED	IN_APP_PURCHASED	-
CONTRIBUTION_MARGIN	CONTRIBUTION_MARGIN	-
ORIGINAL_CONTRIBUTION_MARGIN	ORIGINAL_CONTRIBUTION_MARGIN	-
LIST_ID	LIST_ID	-
RATE_ID	RATE_ID	-
RATE	RATE	-
MAX_RATE	MAX_RATE	-
ACHIEVEMENT_ID	ACHIEVEMENT_ID	-
SHARED_CHANNEL	SHARED_CHANNEL	-
DATE_TIME	DATE_TIME	-
DESCRIPTION	DESCRIPTION	-
IS_REVENUE	IS_REVENUE	-
PLACE	PLACE	-
SCHEDULE_ID	SCHEDULE_ID	-
TYPE	TYPE	-
LEVEL	LEVEL	-
SCORE	SCORE	-
-	AD_PARTNERS	New features have been added.
-	IS_FIRST_PER_USER	New features have been added.

AirbridgeConstants::PRODUCT (v1)	AirbridgeAttribute (v4)	Change
ID	PRODUCT_ID	Changed to constant key value.
NAME	PRODUCT_NAME	Changed to constant key value.
PRICE	PRODUCT_PRICE	Changed to constant key value.
QUANTITY	PRODUCT_QUANTITY	Changed to constant key value.
CURRENCY	PRODUCT_CURRENCY	Changed to constant key value.
POSITION	PRODUCT_POSITION	Changed to constant key value.
CATEGORY_ID	PRODUCT_CATEGORY_ID	Changed to constant key value.
CATEGORY_NAME	PRODUCT_CATEGORY_NAME	Changed to constant key value.
BRAND_ID	PRODUCT_BRAND_ID	Changed to constant key value.
BRAND_NAME	PRODUCT_BRAND_NAME	Changed to constant key value.

Function (Android)

- (v1)	AirbridgeUnreal (v4)	Change
-	setLifecycleIntegration	New features have been added.

SDK installation and initialization

The location of the Airbridge configuration values recorded in the Project > Config > DefaultAirbridge.ini file has been moved to the [/Script/AirbridgeEditor.AirbridgeSettings] section of the Project > Config > DefaultEngine.ini file.

The FAirbridgeUnreal::StartTracking function has been replaced with the FAirbridge::StartTracking function.

12
- FAirbridgeUnreal::StartTracking();
+ FAirbridge::StartTracking();

The FAirbridgeUnreal::StopTracking function has been replaced with the FAirbridge::StopTracking function.

12
- FAirbridgeUnreal::StopTracking();
+ FAirbridge::StopTracking();

Deep Linking

The FAirbridgeUnreal::SetDeeplinkCallback function has been replaced with the FAirbridge::SetOnDeeplinkReceived function.

1234567891011121314151617181920
- AExampleGameModeBase::AExampleGameModeBase()
- {
-   AirbridgeCallbacks = CreateDefaultSubobject<UAirbridgeCallbacks>(TEXT("AIRBRIDGE_CALLBACKS"));
- }

void AExampleGameModeBase::BeginPlay()
{
-    AirbridgeCallbacks->OnDeeplinkReceived.AddDynamic(this, &AExampleGameModeBase::OnDeeplinkReceived);
-    FAirbridgeUnreal::SetDeeplinkCallback();

+    FAirbridge::SetOnDeeplinkReceived([](const FString& Url)
+    {
+        // show proper content
+    });
}

- void AExampleGameModeBase::OnDeeplinkReceived(const FString& Url)
- {
-     // show proper content 
- }

Set up custom domain

In version 1.x, only one custom domain could be specified, but starting from version 4.0, multiple custom domains can be entered.

In-app events and user data

The FAirbridgeUnreal::TrackEvent function has been replaced with the FAirbridge::TrackEvent function.

12345678910111213141516171819202122232425262728293031323334353637383940
- FAirbridgeUnreal::TrackEvent(
-    AirbridgeConstants::CATEGORY::ORDER_COMPLETED,
-    UAirbridgeEventOption::CreateObject()
-    ->SetAction("Tool")
-    ->SetLabel("Hammer")
-    ->SetValue(10.0)
-    ->SetSemanticAttributes(
-        UAirbridgeMap::CreateObject()
-        ->Set(AirbridgeConstants::ATTRIBUTES::CURRENCY, "USD")
-        ->Set(AirbridgeConstants::ATTRIBUTES::PRODUCTS, UAirbridgeList::CreateObject()
-            ->Add(UAirbridgeMap::CreateObject()
-                ->Set(AirbridgeConstants::PRODUCT::ID, "12345")
-                ->Set("name", "PlasticHammer")
-            )
-        )
-        ->Set("totalQuantity", 1)
-    )
-    ->SetCustomAttributes(
-        UAirbridgeMap::CreateObject()
-        ->Set("promotion", "FirstPurchasePromotion")
-    )
- );

+ FAirbridge::TrackEvent(
+    AirbridgeCategory::ORDER_COMPLETED,
+    UAirbridgeMap::CreateObject()
+    ->Set(AirbridgeAttribute::ACTION, "Tool")
+    ->Set(AirbridgeAttribute::LABEL, "Hammer")
+    ->Set(AirbridgeAttribute::VALUE, 10)
+    ->Set(AirbridgeAttribute::CURRENCY, "USD")
+    ->Set(AirbridgeAttribute::PRODUCTS, UAirbridgeList::CreateObject()->Add(
+            UAirbridgeMap::CreateObject()
+            ->Set(AirbridgeAttribute::PRODUCT_ID, "12345")
+            ->Set("name", "PlasticHammer")
+        )
+    )
+    ->Set("totalQuantity", 1),
+    UAirbridgeMap::CreateObject()
+    ->Set("promotion", "FirstPurchasePromotion")
+ );

The AirbridgeConstants::CATEGORY Namespace has been changed to ArbridgeCategory and the AirbridgeConstants::ATTRIBUTES Namespace has been changed to AirbridgeAttribute.

The first parameter of the FAirbridge::TrackEvent function should now contain category information.
The second parameter of the FAirbridge::TrackEvent function should contain the Semantic Attributes values.
The third parameter of the FAirbridge::TrackEvent function should contain the Custom Attributes values.

The FAirbridgeUnreal::SetUser function has been replaced with the FAirbridge::SetUser function.

1234567891011
- FAirbridgeUnreal::SetUserID("personID");
- FAirbridgeUnreal::SetUserEmail("persondoe@airbridge.io");
- FAirbridgeUnreal::SetUserPhone("1(123)123-1234");
- FAirbridgeUnreal::SetUserAttribute("key", "value");
- FAirbridgeUnreal::SetUserAlias("key", "value");

+ FAirbridge::SetUserID("personID");
+ FAirbridge::SetUserEmail("persondoe@airbridge.io");
+ FAirbridge::SetUserPhone("1(123)123-1234");
+ FAirbridge::SetUserAttribute("key", "value");
+ FAirbridge::SetUserAlias("key", "value");

Additional settings

The FAirbridgeUnreal::Impression function has been replaced with the FAirbridge::Impression function.

12345678910111213
- FAirbridgeUnreal::Impression(TEXT("https://abr.ge/~~~"));

+ FAirbridge::Impression(
+    TEXT("https://abr.ge/~~~"),
+    []() 
+    {
+        // Handle on success
+    },
+    [](const FString& Error)
+    {
+        // Handle on failure
+    }
+);

The FAirbridgeUnreal::Click function has been replaced with the FAirbridge::Clickfunction.

12345678910111213
- FAirbridgeUnreal::Click(TEXT("https://abr.ge/~~~"));

+ FAirbridge::Click(
+    TEXT("https://abr.ge/~~~"),
+    []() 
+    {
+        // Handle on success
+    },
+    [](const FString& Error)
+    {
+        // Handle on failure
+    }
+);

The FAirbridgeUnreal::SetAttributionCallback function has been replaced with the FAirbridge::SetOnAttributionReceived function.

1234567891011121314151617181920
- AExampleGameModeBase::AExampleGameModeBase()
- {
-   AirbridgeCallbacks = CreateDefaultSubobject<UAirbridgeCallbacks>(TEXT("AIRBRIDGE_CALLBACKS"));
- }

void AExampleGameModeBase::BeginPlay()
{
-    AirbridgeCallbacks->OnAttributionReceived.AddDynamic(this, &AExampleGameModeBase::OnAttributionReceived);
-    FAirbridgeUnreal::SetAttributionCallback();

+    FAirbridge::SetOnAttributionReceived([this](const TMap<FString, FString>& AttributionResult)
+    {
+        // using attribution
+    });
}

- void AExampleGameModeBase::OnAttributionReceived(const FAirbridgeAttribution& Attribution)
- {
-     // using attribution
- }

Device identifier setup

12345678
- FAirbridgeUnreal::SetDeviceAlias("ADD_YOUR_KEY", "AND_YOUR_VALUE");
+ FAirbridge::SetDeviceAlias("ADD_YOUR_KEY", "AND_YOUR_VALUE");

- FAirbridgeUnreal::RemoveDeviceAlias("DELETE_THIS_KEY");
+ FAirbridge::RemoveDeviceAlias("DELETE_THIS_KEY");

- FAirbridgeUnreal::ClearDeviceAlias();
+ FAirbridge::ClearDeviceAlias();

Hybrid app setup

The FAirbridgeUnreal::CreateWebInterface function has been replaced with the FAirbridge::CreateWebInterfaceScript and the FAirbridge::HandleWebInterfaceCommand functions.

123456789101112131415161718
- TUniquePtr<IAirbridgeWebInterface> AirbridgeWebInterface;
+ FString WebInterfaceScript;

- AirbridgeWebInterface = TUniquePtr<IAirbridgeWebInterface>(FAirbridgeUnreal::CreateWebInterface(
-     TEXT("YOUR_WEB_TOKEN"),             
-     [](const FString& Msg) -> FString   
-     {
-         return TEXT("...");
-     }
- ));

+ WebInterfaceScript = FAirbridge::CreateWebInterfaceScript(
+     TEXT("YOUR_WEB_TOKEN"),	
+     [](const FString& Msg) -> FString
+     {
+         return TEXT("...");
+     }("payload")
+ );

Was this helpful?

Any questions or suggestions?

SDK Migration - Unreal SDKself.__wrap_n!=1&&self.__wrap_b(":R96fnkvcupkvecq:",0.5)