Instantly batch rename 1 million files and folders with one click. Rename using mp3 and photo tags, numbers, dates, letters. This file renamer's constant preview makes it simple. Build complex renaming actions easily step by step. The 'undo' functionality protects your files. Drag, drop and rename 1,000,000 files swiftly. Use increasing numbers, dates, even letters. Use internal information from any file when renaming. Rename file names, extensions and folders. Correct file dates - created, modified, last accessed. Save renaming actions for later use. Create numbered files quickly with the 'easy rename' option. Import and reuse saved actions again and again. Free trial!