Find-and-replace text across full documents as exact literal matches — rebrand 200 mentions in one pass. Rename a product through a 50-page spec instantly — free, local, no signup.
Content reviewed October 2026 · About Toolzum
Sort text lines A–Z, Z–A, by length, or shuffle randomly with duplicate control. Organize 500-line lists instantly — local processing, free, no signup.
Repeat text blocks N times with preset separators and numbering — test data, chants, drills. Generate 100 lines in one click — free, local, no signup.
Reverse text character-by-character or word-by-word for puzzles and effects. Flip sentences backwards instantly — free, local, no signup.
Hunt IPs, API keys, emails, and URLs across thousands of logs or code files — extract matches or replace in place. SREs scrub 5,000 logs before sharing — local JS RegExp, 2 free batches a day.
Deskew skewed scan pages automatically — fix feeder tilt across whole PDF documents. Rescue a 30-page crooked scan in one pass — local processing, unlimited saves.
Enter old and new names, run once: 200 mentions across a 50-page spec swap in seconds. Review the match count first — 200 expected vs 214 found means 14 need a human look.
Always case-sensitive with no toggles: Apple never matches apple, and art inside earth always matches since there is no whole-word mode. Run a second pass with different casing when prose needs it.
No — the Find field is single-line, so patterns containing line breaks cannot be entered. Split the job into single-line passes, and keep the original in a second tab until the replaced version reads clean.
No — replacement runs locally in your browser. Text never leaves your device.
Text Cleaner
Collapse messy whitespace into clean single-spaced text — extra spaces, line padding, and blank-line runs squashed. Fix copy-paste mess from PDFs and web — local cleaning, free, no signup.
Case Converter
Transform text between uppercase, lowercase, title case, camelCase, snake_case, and kebab-case with a single click. All processing is local.