String Replacer

About this app

String Replacer allows to find and replace a list of strings inside text files and folders on your Mac directly or in batch mode. It allows to operate on multiple files using a multiple string couple replacement list. It works with just a single click or using drag and drop. SIMPLE AND EFFECTIVE • Can replace strings inside any text files • Can replace in a single pass an unlimited number of strings with other strings • Can parse one or many file from a list of files and folder content at any nested levels • Document based can save settings, sources and replace list for reuse in batch mode too • Can work also in drag and drop mode • Pure Mac style interface with no compromises • Import/Export of string used for find/replace FEATURES • Can operate on TEXT, HTM, HTML, TAB separated, COMMA separated and any other kind of text files with any extension • Can replaces strings on files inside folders at any nested levels • Can specify for folders, extension of files to work on (skipping the others) • Can use an unlimited list of strings to find and replace • Can use plain text replacement or complex grep functions • Can replace using 'whole word', 'start of word', 'end of word' or 'contained' strings filter • Can work in batch mode, replacing on an unlimited number of files with a single click • Import of Find/Replace strings with automatic encoding recognition, data preview, field selections, destination selections • Export of Find/Replace strings with selection of fields and various format available: TSV, CSV, CSV-S, HTML and even a custom format • Order of execution of Find/Replace can be now modified moving rows in the strings substitution list • Document based can specify a base sources on disk to work on and use it at successive relaunch of the document without further input • Works also in drag and drop mode, it's enough to drop a file on the document to have it processed • Popup menu to insert more frequented used regex patterns to match string without having to remember it (and with also explanation of use) • PDF User Guide included with the application and accessible via the Help menu. • Fully sandboxed, ready and optimized for the latest macOS release • Native both for Apple Silicon Mac and Intel Mac • Optimized for the latest macOS SUPPORTED OS FEATURES • Tabs for managing many documents in a single window • Merge all documents in a window • Full screen • Autosave • Resume • Versions • Automatic resume • Tags in finder

• New 'Find' section to operate without string substitutions • Improved layout • Improved graphics • Totally new log/report in Find area and in Replace area • Improved Drag&Drop area • Improved internal functions • Improved settings • Various bug fixes

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1. First observed Aug 13, 2026 · 4:03 AM $19.99