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Find and Replace (FNR) vs MassReplaceIt: catalog facts
Find and Replace (FNR)	MassReplaceIt
Best for: Bulk text replacement across a folder of files on Windows	Best for: Mac users renaming files or editing text across many files at once
Free Free and open source under the MIT licence.	Free Free to use, with optional donations.
Windows	macOS
Replaces text across many files in a single run Regular expression support for pattern matching All 3 strengths for Find and Replace (FNR) Replaces text across many files in a single run Regular expression support for pattern matching Handles large numbers of files quickly	Previews changes and can undo earlier searches Works on both file contents and filenames All 4 strengths for MassReplaceIt Previews changes and can undo earlier searches Works on both file contents and filenames Regular expressions, macros and saved searches Native Apple Silicon support
Windows only No published GitHub releases; installation through package managers such as Scoop	macOS only Closed source
Downloadable app	Downloadable app
Open source	Not open source
License: MIT	License not stated
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Find and Replace (FNR) github.com/zzzprojects/findandreplace Catalog checked October 2, 2026	Official website Full listing and sources Sources for MassReplaceIt hexmonkeysoftware.com Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.