Ultracopier is a free and open-source software that is licensed under GPL3. It acts as a replacement to files copy dialogs. The main features of Ultracopier include an on-error restart and error/collision managing. Ultracopier is faster that most default system tools. It offers advanced features like speed limitation, start/resume copy process, speed limitation, search through the copy list. Ultracopier can predict internal and external errors. You can choose the best solution by examining the dialogs. always overwrite, overwrite if newer.