How We Stack Up
Browser-based, native desktop, and cloud — each has trade-offs.
Pricing and features as of May 2026.
Why Browser-Based PDF Editing?
Most online PDF editors upload your file to a remote server, process it, and send it back. That's a privacy issue when you're working with contracts, medical documents, financial statements, or anything confidential — you're effectively trusting an unknown third party with sensitive data.
Native desktop editors like RevPDF solve the privacy problem but require installation, lock you to one machine, and need updates. Subscription apps like Adobe Acrobat are powerful but expensive at $19.99/month, and the cloud versions still upload your files.
Browser-based, client-side tools are a third option: the convenience of a web app with the privacy of a native app. Every tool here is built with pdf-lib, pdf.js, and other open-source libraries running entirely in your browser's JavaScript engine. After the page loads, you can disconnect from the internet and the tools still work.
Common Use Cases
Step-by-Step Workflows
Five common PDF tasks, walked through start to finish.
1. Sign and return a contract
The most common PDF task. Open the PDF Editor, drop your contract, click the Sign tool, type your name and pick a cursive style. Click on the signature line to place it. If you need initials elsewhere, repeat with the Text tool. Click Download PDF and email it back. Total time: under 60 seconds, no account required.
Privacy note: Because everything runs in your browser, the contract never touches our servers — important for NDAs, employment agreements, and anything with a confidentiality clause.
2. Fix a typo in a PDF you don't have the source for
Open the PDF Editor. Click Whiteout, drop a small white box over the wrong word — drag corners to size it tightly. Click Text, type the correct word, and use the size and color controls in the toolbar to match the surrounding text (typically 10–12pt body, 14–18pt for headers).
Tip: If the page has a colored background, click the colored swatch in the Whiteout toolbar to match it. White-on-cream looks worse than no edit at all.
3. Combine multiple signed forms into one packet
Use PDF Merger instead of the editor — it's faster for pure assembly. Drop all the PDFs in, drag to reorder, click Merge. Output is one combined PDF with original quality preserved (no re-encoding).
For mortgage or HR packets: Run the merged file through PDF Compressor afterward — most submission portals cap attachments at 10–25 MB and a 50-page packet often exceeds that.
4. Redact sensitive info before sharing
Use the dedicated PDF Redactor rather than the editor's Redact tool — the dedicated tool destroys the underlying text data, not just covers it visually. This matters for legal eDiscovery, HR documents, and medical records where someone copying-and-pasting a "redacted" black box could expose what's underneath.
Common mistake: Drawing a black rectangle over sensitive text in any PDF reader leaves the original text in the file's content stream. Anyone can extract it. True redaction removes the data permanently.
5. Make a scanned PDF searchable
Scanned documents are technically images of text, not text. Run the file through PDF OCR first — it adds a searchable text layer using Tesseract running entirely in your browser. After OCR, the text is selectable, copyable, and findable with Cmd/Ctrl+F.
Quality note: OCR accuracy depends on scan quality. 300 DPI black-and-white scans of clean printed text get 99%+ accuracy. Phone photos of handwriting get noticeably worse. Re-scan if needed.
Troubleshooting
Things that occasionally go wrong, with fixes.
Frequently Asked Questions
Everything you need to know about the suite.
Ready to Edit?
Drop a PDF in the editor and start working. No signup, no upload, no watermark — just the tools.
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