PDF24 CreatorMerge, split, compress and OCR PDFs offline.
Free for private and business use · no usage restrictions.
PDF tools
Free alternatives to ZenDocs
Find a free app for the parts of ZenDocs you actually use.
Compare the free allowance and limitations on each app’s page. These are workflow alternatives, rather than identical copies.
Free options
Suggest an alternative →PDF24 Creator
Stirling-PDFMerge, split, convert and process PDF documents on your own server.
Self-hosted free PDF tools · Up to 5 users · Hosting costs separate