How to spy on your spouse?

To spy on your spouse, you need to use a spy application. The concept of spyware embodies a safe approach. The application is service-based. How does it work on the target device?
Its undeniable benefit is running in a stealth mode and remaining invisible for a target person. The second advantage is data delivery with set intervals. That way, when spying on your spouse, you log in to an online account (given during the registration) and check the data you need. Moreover, you do it anytime from any device, provided there’s the Internet connection.