An open-source SDK for integrating in-app purchases on iOS

// Your app's code
import Adapty
  
Adapty.activate("PUBLIC_SDK_KEY", customerUserId: "YOUR_USER_ID")

// Use Locale.preferredLanguages to find out which languages the user prefers using

let locale = Locale.current.identifier

Adapty.getPaywall("YOUR_PAYWALL_ID", locale: locale) { result in
    switch result {
        case let .success(paywall):
            // the requested paywall
        case let .failure(error):
            // handle the error
    }
}

// Your app's code
Adapty.identify("YOUR_USER_ID") { error in
    if error == nil {
        // successful identify
    }
}

Adapty.getProfile { result in
    if let profile = try? result.get() {
        // check the access
    }
}

// Your app's code
Branch.getInstance().initSession(launchOptions: launchOptions) { (data, error) in
    if let data = data {
        Adapty.updateAttribution(data, source: .branch)
    }
}
func adjustAttributionChanged(_ attribution: ADJAttribution?) {
    if let attribution = attribution?.dictionary() {
        Adapty.updateAttribution(attribution, source: .adjust)
    }
}