Most antivirus software will flag these files as "potentially unwanted programs." The Verdict
Many official apps allow 14-day free trials. You can rotate between platforms during big match weeks.
If you are trying to watch a live match, the standard method is via a web browser:
From a legal and ethical standpoint, using such services creates a parasitic relationship with the sports industry. Broadcasters pay billions for media rights, which in turn fund club transfers, stadium upkeep, and youth academies. When fans opt for illegal streams, they contribute to a revenue drain that, over time, can diminish the quality of the very sport they are passionate about. While the individual user may feel their contribution is negligible, the collective impact of millions of viewers using Taraftarium24 is substantial.