The best alternatives to Optimal.com blocker are Opera, Cloak VPN, and AdGuard Pro. If these 3 options don't work for you, we've listed a few more alternatives below.
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AdGuard is the best way to get rid of annoying ads and online tracking and protect your computer from malware. Make your web surfing fast, safe and ad-free
Adblock Fast is a new, faster ad blocker and the first open-source ad blocker for iOS (http://appadvice.com/appnn/2015/09/adblock-fast-is-a-free-and-open-source-way-to-banish-ads-in-ios-9
Cookie Blocker is a Safari extension that allows you to block cookies sites per site. Safari has a cookie blocking settings, but does support per site customisation. Cookie blocker was born to add in site custo...