Inspect a PDF file's security, page counts, and version details.
Compare two PDF documents side-by-side or highlight visual differences.
1,100+ browser utilities for files, images, text, data, and more.
Practical tutorials, comparisons, and productivity explainers.
Compare a local file's leading magic bytes with its extension and browser-reported MIME type without uploading the file.
Remove password protection from PDF files securely and efficiently.
Why this tool never encrypted PDFs — and the browser and desktop tools that genuinely do.
Enterprise-grade, privacy-first document version comparison & verification tool. Compare PDF, DOCX, TXT, JSON, CSV, HTML, XML & Markdown locally…
Verified entry prices and free-tier limits for the paid tools people buy, mapped to the free page that does the same job.
Compare learning platforms and build skills.