Text Replacer

Replace words, phrases, or patterns online with optional regex and case controls.

UI mode

Input text

Find

Replace with

Replace all matches Case sensitive

Treat "Find" value as regex pattern

About This Tool

This free online text replacer helps you quickly clean and update content without manual edits line by line. You can replace plain text instantly in simple mode, or switch to advanced mode for case-sensitive and regex-driven replacements. It is useful for refactoring snippets, normalizing logs, editing docs, and preparing large text blocks for publishing.

Everything runs directly in your browser with no account required. Your input text is processed locally and not stored on IO Tools servers.