Polly Voices is an instant voice-over generator for explainer videos or Interactive Voice Response (IVR) systems.
Its percentage of revenue contribution is rather small compared to my other products
Pay for the hosting ($5/month) and for the domain ($10-20/year)
Sells credits for the usage
Google Ads, LinkedIn groups
Make some noise in the niche
Get in touch with the owner to discuss the tech stack, market size, or just make an offer!