Analyze Documents.
Without Uploading Them.
Professional-grade document safety and authenticity tools that run 100% locally in your browser. Zero data leaves your device. Zero tracking.
Trusted by privacy-conscious individuals from
Privacy by Design
Built from the ground up to ensure your sensitive data remains in your control.
Local Execution
Our code runs entirely in your browser using WebAssembly. Your files never touch a cloud server.
No Tracking
We believe in absolute privacy. No analytics pixels, no cookies, no user tracking scripts.
Deep Inspection
Uncover hidden metadata, edit history, and potential risks in PDF and Office documents instantly.
How SafeDocs Works
Three simple steps to verify your documents without compromising privacy.
1. Select File
Drag and drop your PDF or Office document into the browser window.
2. Local Analysis
Our WebAssembly engine parses the file structure instantly on your device.
3. Instant Report
View hidden metadata, risks, and authenticity status immediately.
Designed for Professionals
Whether you are checking a contract or verifying a thesis, SafeDocs has you covered.
Legal Professionals
Verify that contracts haven't been modified since signing. Detect hidden revision histories and author metadata that shouldn't be there.
- Signature Verification
- Revision Detection
Students & Researchers
Ensure your thesis or assignment doesn't contain personal metadata before submission. Verify your PDFs are correctly formatted.
- Author Cleaning
- Metadata Check
Government & Enterprise
Strict policy compliance checks. Ensure no sensitive internal paths or usernames are leaked in public-facing documents.
- Data Leak Prevention
- Compliance Audit
Frequently Asked Questions
Quick answers to common questions about SafeDocs
Yes, absolutely. We use WebAssembly and HTML5 File APIs to process your files directly in your browser's memory. No network request containing your file data is ever sent to our servers. You can verify this by disconnecting your internet while using the tool.
We support PDF files for deep analysis including signature verification, and Microsoft Office formats (DOCX, PPTX, XLSX) for metadata safety checks.
Extremely secure. All processing happens in your browser's sandboxed environment, so your files never leave your device. The browser's security model ensures our code cannot access anything outside of the files you explicitly choose to analyze.
Yes! After the initial page load, SafeDocs works completely offline. The processing engine is downloaded to your browser and runs locally, so you can disconnect from the internet and continue analyzing documents.
Have more questions? Contact our support team
Secure Your Documents Today
Don't let hidden metadata or unverified signatures compromise your security. Start measuring your document safety in seconds.