Bake fillable form fields and annotations permanently into page content — lock applications before sending. Freeze a signed offer letter exactly as seen — local pdf-lib, unlimited saves.
Runs on pdf-lib
Content reviewed October 2026 · About Toolzum
Flatten form fields and annotations in multiple PDFs at once. Convert fillable PDF forms into static documents in one batch. Everything runs locally in your browser — nothing is uploaded.
Lock PDFs with user and owner passwords — control opening, printing, and copying. Protect 10 client files before sending — local pdf-lib encryption, unlimited saves.
Fill any PDF form digitally — text fields, checkboxes, dropdowns, signatures. Complete government forms without print-scan cycles — local pdf-lib, unlimited saves.
Create ZIP archives from your files right in your browser. Bundle loose files into one archive.zip with DEFLATE compression — local JSZip work, unlimited saves.
Decode Base64 data URIs back into viewable and downloadable images. Recover pictures from API payloads — local decoding, unlimited saves.
Unflattened forms render differently across readers — filled values can vanish or shift. Flattening bakes everything into static content so recipients see exactly what you see.
No — flattening is one-way. Keep an unflattened master copy, flatten only the sending copy.
Yes — drawn, typed, and image signatures bake in like everything else. Sign first, flatten last, then send.
No — flattening runs locally in your browser on pdf-lib. Only the final save touches the network — downloads are unlimited.
Grayscale PDF
Convert color PDFs to grayscale for cheap B&W printing and smaller files. Cut a 50-page deck's print cost in half — local processing, unlimited saves.
PDF Cleanup
Remove blank pages, embedded junk, and bloat from PDFs in one pass — compress, clean, and standardize. Shrink a bloated 80 MB archive for sharing — local work, unlimited saves.