A week after launching a new emoji-predicting keyboard, SwiftKey is now facing some pushback after a few users noticed that the main SwiftKey app was propagating suggestions related to the email accounts, phone numbers, and names of complete strangers (via The Telegraph). The Microsoft-owned app, available on iOS and Android, is widely known for its artificial intelligence and machine learning tools, which create custom word predictions based on what each user has previously typed.
If you want to 3rd-partify your iOS device by jailbreaking it, installing lots of applications that essentially duplicate Apple’s core functionalities, you have to expect this will happen to you. Privacy is not an expectation when working with 3rd parties, especially ones that don’t charge you anything.