Free tool
Compare two versions of any text and see additions and deletions highlighted at the word level. This free text diff tool helps writers track revisions between drafts, beta-reader edits, and collaborator changes.
Compare two versions of any text and see additions and deletions highlighted at the word level. This free text diff tool helps writers track revisions between drafts, beta-reader edits, and collaborator changes.
Paste an original and a revised version side by side. The difference checker highlights inserted and removed words so you can review edits quickly without rereading entire chapters line by line.
Authors use text diff when merging feedback, comparing export versions, or sanity-checking a rewrite. For book-length projects with dozens of files, VoxVei adds version history, structured review, and AI-assisted revision across the whole workspace.
Browse all free writing tools or start a full VoxVei workspace for AI co-authoring, project memory, and export across your entire book.