Free Word Changer
Change words with SEO-safe modes and keyword preservation.
Go to tool
SEO Tools
Paste or upload text: live scan, full check with synonyms and tips, fix-all, and corrected .txt download. Datamuse-backed, same API family as our random word tools.
Live scan (fast) runs while you type. Use Full check for synonyms, variety ideas, and learning tips. Upload PDF, Word, PowerPoint, OpenDocument, RTF, HTML, code, or UTF-8 text (5 MB max) to import text. Corrected output downloads as .txt (plain text).
Paste or upload common document and text formats (PDF, Word, PowerPoint, OpenDocument, RTF, HTML, Markdown, code, CSV/JSON, and more, with plain text extraction). Live quick scan flags likely problems while you type; full check adds Datamuse synonyms, sentence-level variety ideas, and short learning tips. Fix all applies top suggestions in the editor; download the corrected passage as .txt. Not a substitute for a human editor; formatting in Office/PDF is not preserved in exports.