MassReplaceIt 4.0
The Ultimate Find and Replace Utility
Overview - App Tour - Version History
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MassReplaceIt 4.0
For macOS 10.13 and later
Apple Silicon + Intel
Released April 17, 2026

MassReplaceIt 3.1.2
For Mac OS X 10.7 - 10.12

MassReplaceIt 2.9.1
For Mac OS X 10.3 - 10.6

New in Version 4.0
  • Apple Silicon support
  • View folder hierarchies in file lists
  • Organize saved searches into folders
  • New filter types
  • Improved alias support
  • Refreshed user interface

Full list

Key Features
  • Search file contents or filenames
  • Preview changes
  • Save and reuse searches
  • Exclude files based on filter criteria
  • Detailed search results
  • Regular expression support
  • Undo changes from previous searches
Donate

MassReplaceIt is free to use, but if you find it useful please consider a donation to support continued development.

Click on tabs and buttons below for an interactive tour of MassReplaceIt.