A fan of free software! I also speak Spanish ^^
Maybe RethinkDNS
https://f-droid.org/packages/com.celzero.bravedns
Or even DNSNet if good lists are added to it
https://f-droid.org/packages/dev.clombardo.dnsnet
Maybe RethinkDNS
https://f-droid.org/packages/com.celzero.bravedns
Or even DNSNet if good lists are added to it
https://f-droid.org/packages/dev.clombardo.dnsnet