Everything costs this money in this life, especially since time is money. On the other hand we have a massive pile of software that was made by people in exchange for nothing, so it's easy to prove that it can be done.
(Regarding your link: I would just firewall India off)
Genuine question, can you please recommend adblocker with comparable or better ad blocking skills that is available for safari (mobile and desktop), and that works as a browser extension and not a local dns (configured via vpn profile on mobile)?
There are many I do trust. It seems odd to me that some would categorically distrust companies because they're in the business of making a profit. Sometimes, I trust them specifically because trust is their entire business model (e.g., 1Password).