This is a myth. The people nulling software are professional criminals. They will build a reputation for 12 months, releasing clean nulled copies to gain trust, and then on version 2.5, they drop a massive payload. They know that users rarely scan the code line by line (which would require a senior developer’s salary).

Ransomware: Locking you out of your own WordPress dashboard.

Unlike standard plugins, OptinMonster operates as a SaaS (Software as a Service). This means the actual "heavy lifting" happens on their secure servers.