TryAgain is described as 'Extension for Mozilla Firefox that automatically keeps retrying when a server is not found. When you reach Firefox’s built-in page saying ‘Server not found’, a countdown timer starts running and after a user-defined interval page will refresh, hence retrying to' and is an app in the web browsers category. There are four alternatives to TryAgain for a variety of platforms, including Mac, Windows, Linux, Mozilla Firefox and Google Chrome apps. The best TryAgain alternative is Wayback Machine, which is free. Other great apps like TryAgain are Resurrect Pages, Fierr and Web Cache.