PDF compression
Reduce PDF file size online
Large PDFs are hard to email, upload, or send on chat. BotMart compresses documents and scans in the cloud so you get a smaller file without installing software.
Whether you have a scanned contract, a slide deck export, or a photo-heavy report, reducing PDF size is usually about recompressing embedded images and choosing a practical quality target. BotMart does that for you with simple presets.
When you need a smaller PDF
- Email attachments — Fit Gmail and Outlook limits. See compress PDF for email.
- WhatsApp and chat — Send documents that currently fail or stall. See compress PDF for WhatsApp.
- Web uploads — Job portals, school portals, and government forms often cap upload size.
How to reduce PDF file size
- Sign in free.
- Upload on the PDF compressor.
- Pick a preset: screen for smallest size, ebook for a balance, print when quality matters more.
- Download and confirm the new size before you send or upload.
Free vs PRO
Free includes a daily job allowance and a file size cap. PRO raises limits and skips the ad wait on download. Same account works for video tools too.
Related tools
Convert Word files with DOCX to PDF, build a PDF from photos with JPG to PDF, or export pages as images with PDF to JPG.
FAQ
How much smaller will my PDF get?
It depends on the content. Image-heavy scans often shrink a lot; already-optimized text PDFs may only drop a little.
Is my document private?
Jobs are tied to your account. Uploads and outputs are removed automatically within 24 hours.
Can I compress video too?
Yes—use reduce video file size for MP4, MOV, and WebM.