Adobe Acrobat Web
Official Adobe web tools for combining files, compression, page rotation, and simple annotations. Industry standard format support.

Official Adobe web tools for combining files, compression, page rotation, and simple annotations. Industry standard format support.
Self-hosted Docker-based PDF tool. Running locally. No-login, offline private PDF processing.
44 free utilities for converting Office files, combining, splitting, and encrypting PDFs. 100% free for standard online processing with no account needed.
Light web-app with cloud storage for PDF upload, text editing, shapes/signatures, page organisation, and conversion. 3 free exports per month.
Linux tool for batch scanning and OCR across hundreds of pages using Tesseract, OCRopus, or Cuneiform. Open source.
Popular web-based PDF toolkit for merging, splitting, compressing, converting Office/images, e-signing, and watermarking. High-speed conversions.
Open-source scanning and OCR tool for physical documents and image-only PDFs. Uses Tesseract OCR with 100+ language support. Cross-platform.
Command-line tool that adds a searchable OCR text layer to scanned PDFs. Batch processing. Uses Tesseract. Open source and cross-platform.
45+ tools for converting, compressing, splitting, OCR, and rearranging PDFs. Feature-packed visual dashboard with OCR capabilities.
Power Windows PDF editor with built-in OCR in the free tier. Copy and search text from scanned pages. Fine-tuned control over markup and document settings.
Windows desktop app with built-in offline OCR using Tesseract. Batch process scanned PDFs into searchable PDF/A files. 100% free ad/donation supported.
30+ PDF tools including merge, split, compress, OCR, redact, page extraction, and password protection. 100% free with no limits, no watermarks, no sign-up.
One of the oldest browser-based PDF editors. Forms creation/filling, inline notes, annotations, whiteout tool, and page reordering. Files under 10 MB and 100 pages free.
Edit existing text, convert formats, merge/split, fill forms, and run AI summaries. 100% free full features without watermarks or paywalls across desktop and web.
Privacy-focused, completely offline PDF editor. Processes all OCR text layers locally. No cloud, no accounts, no internet connection needed.
Excellent for direct text editing in PDFs, filling forms, page-level merging, and page extraction. Uniquely allows editing original PDF text, not just overlaying boxes.
Freeware Windows application for converting scanned documents or TIFF files into editable Word or plain text files. Includes built-in spell checker.
Clean interface for quick PDF conversions, compression, page reordering, basic text edits, and simple e-signatures. User-friendly browser UI.
Sleek desktop-like PDF experience in the browser. Conversion, splitting, page organising, merge, and basic editing. Standalone tools for small files free twice daily.
Self-hosted Docker-based PDF toolkit running locally. Merge, split, convert, OCR, compress, sign, and more โ all offline and private. No data leaves your server.