Har i mange år brukt denne her, og ikke funnet noe som er mer effektivt:
https://c-command.com/spamsieve/Tar litt tid å sette seg inn i, men det er vel anvendt tid! Riktig satt opp vil den også fungere på iPhone/iPad, selv om den ikke finnes som spesifikk iOS-app per se:
https://c-command.com/spamsieve/help/ip ... -filtering"Due to limitations of the iOS platform, there is not currently an iPhone version of SpamSieve. However, you can use SpamSieve on your Mac to keep the spam off your iPhone, iPad, or iPod touch. The Mac has much more bandwidth and processing power, so it makes sense to do the spam filtering there, anyway. When you check for mail on your iPhone, you won’t waste time or battery power downloading or processing spam messages."