CloneCD is a powerful CD-copying program that writes in raw mode, which gives it total control over the data being written. Therefore, CloneCD can produce real one-to-one copies of your CDs. CloneCD requires a CD writer that can write in raw mode; it also requires a CD reader that supports certain specific commands. With the correct equipment, CloneCD can make working copies of nearly any CD, regardless of whether it is copy-protected.
Version 4.0 features a revamped copy kernel: CloneCD 4 now copies more; a new user interface; new technical features, such as "Automatic fast error skip; and bug fixes.