Narro.co is described as 'Narro is the simple way to listen to the web - a text to speech podcast app. Narro will take your bookmarked articles and read them back to you as a podcast' and is a Text to Speech Service in the Audio & Music category. There are four alternatives to Narro.co, not only websites but also apps for a variety of platforms, including Opera, SaaS, Windows and Firefox. The best alternative is Read2Me. It's not free, so if you're looking for a free alternative, you could try Intelligent Speaker. Other great sites and apps similar to Narro.co are TAYL (Paid) and ReadCast (Paid).
ReadCast is a bookmarking app, but with a twist. Instead of reading your articles, you can listen to them. When you sign up, we give you a private podcast feed which you can copy into a podcasting app of choice and listen to our service read your articles.