Search and Replace Our flagship utility for finding text in files and performing advanced search / replace operations on text or binary files using grep style regular expressions. Now in 32-bit and 64-bit (x64) versions and with full Unicode support in the User Interface. The many features include searching files in ZIPs, HTML mode, clipboard search/replace, & more. International versions are available. Also see our freeware Regular Expression Wizard and Word Search and Replace (for Word .doc’s).