While a nulled version of OptinMonster 2.1.7 might seem like a cost-effective solution, the true cost of using such a plugin can be much higher. Consider the following:
Nulled WordPress Plugins & Themes: 6 Risks + Safe ... - Jetpack Nulled Wordpress Optinmonster 2.1.7 Plugin -
Furthermore, OptinMonster is a product of Retyp, LLC. Using a nulled version violates the Digital Millennium Copyright Act (DMCA) and software piracy laws. While you likely won't face a SWAT team for a $100 plugin, your web host can (and will) suspend your account upon receiving a DMCA takedown notice from OptinMonster's legal team. While a nulled version of OptinMonster 2