Do those cheating websites actually work?

Short explanation here i’m worried that my partner is cheating on me but i don’t wanna get scammed outta my money if it’s not actually gonna work. we have hit a rocky part in our relationship and i just wanna know if he’s cheating on me. ik ik there’s signs and if i feel this way to probably j leave but i really do love him and i j wanna work things out. so i j wonder do they work?