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High-performance in-browser PDF reader with thumbnail navigation, zoom controls, and fullscreen presentation mode.
Read and review PDF files in your browser with zero data uploads.
Drop any PDF document.
Use the thumbnail sidebar, zoom presets, or page jumps.
Launch fullscreen presentation or print directly.
Everything you need to know about this developer tool
Never. Files are parsed strictly in local browser memory and discarded on tab close.
Scan and score resumes against Job Descriptions using AI analysis.
Visualize JS call stack, microtasks queue, macrotasks queue, and Web APIs in real time.
Step through React Fiber trees, state queues, reconciliation loops, and concurrent preemption.
Open, view, inspect, and read PDF documents online with high-DPI rendering, smooth zooming, and zero server uploads.
Drop your PDF document here or browse
Supports all standard PDF documents up to 100MB • 100% private in-browser execution
Read, zoom, examine page geometry, and print documents in three simple steps.
Load any local PDF into high-DPI browser canvas memory instantly with zero upload delays.
Zoom up to 500%, jump to pages, view page thumbnails, and inspect vector content.
Direct high-resolution vector printing or local download without ever sending bytes to cloud servers.