Is there any area for f2p or a quest that you can find a rune anything anywhere for F2P and where

If you're talking about getting rune weapons etc. Your only chance of getting any rune armor/weps, without paying for it, is to kill the cockroaches (level 83) in the stronghold of player security or the lesser demons found in the Karamja volcano or you can kill greater demons at the end of the wildy