Compress PDF to 4MB Exact Target Online
Compress large PDF files to exactly 4MB client-side. Preserve notarized stamps, full color legal scans, and vector tables. Zero server relay.
Instant client-side compression · Up to 2 GB per file · Zero server upload
Technical Architecture & In-Browser Processing
Targeting a 4MB ceiling provides ample bandwidth for legal filings, real estate title deeds, and commercial loan packages containing high-resolution color notarization stamps. FitSize executes smart stream deduplication and Flate compression at 240 DPI, ensuring embossed seals, barcodes, and watermarks remain verifiable while eliminating file bloat so your filings transmit without rejection.
Calibrated specifically for national immigration authorities and visa portals, 4MB ensures multi-page supporting evidence packets upload on the first try. Our client-side sanitizer verifies PDF/A structural compliance, flattens problematic raster transparency layers, and retains tamper-evident digital seals without cloud relay risks.
Frequently Asked Questions
Can legal contracts with embossed stamps compress to 4MB?
Yes. 240 DPI retains crisp contrast on notarized seals and ink signatures.
Will watermarks and page borders be affected?
No. Vector layers and alpha channel transparencies remain intact.
Are uploaded deeds and property papers private?
Completely. Files are processed locally on your machine with zero cloud relay.