Compress PDF

Drastically reduce PDF file sizes while maintaining excellent visual clarity.

Drag & Drop PDF files or Entire Folders here

or click to select individual files or an entire folder with all subdirectories

Supports full folder selection, auto-extracts all PDFs and preserves directory structure

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Compress PDF to 1 MB – Under 1 MB in One Click

Reduce any PDF to 1 MB or less for application portals and online forms. The target is pre-set to 1 MB; the tool tells you the final size, and nothing is uploaded.

How to use this tool

  1. Add your PDF — Drop the PDF you need to upload.
  2. Target is set to 1 MB — The target size is already 1 MB. Change it if your portal asks for something else.
  3. Download — Press Process – the result shows the final size so you can confirm it is under 1 MB.

Why ToolsTier

  • Exact target size — No guessing with presets – aim directly for 1 MB.
  • Text stays sharp — Only images are resampled; text and vector graphics remain crisp.
  • Private — Ideal for ID proofs and certificates – files never leave your device.
  • Free — No sign-up, no watermark, no limits.

When do you need a PDF under 1 MB?

1 MB limits are common for email attachments, court and tax e-filing, insurance claims and HR systems.

How much fits in 1 MB?

Dozens of scanned pages, hundreds of text pages. The exact number depends on how many images the PDF contains and whether they are in colour.

Tips if the PDF will not go below 1 MB

Almost any document fits in 1 MB; photo-heavy reports may need the Extreme preset.

Compress PDF to a specific size

Compress PDF to 50 KBCompress PDF to 100 KBCompress PDF to 150 KBCompress PDF to 200 KBCompress PDF to 300 KBCompress PDF to 400 KBCompress PDF to 500 KBCompress PDF to 2 MB

Frequently Asked Questions

How do I compress a PDF to 1 MB?

Add the PDF above – the target is already 1 MB – press Process and download the smaller file.

Will the text be readable after compressing to 1 MB?

Yes. Text and vector graphics are not compressed; only images are resampled.

Why can't my PDF reach 1 MB?

Very long or colour-photo documents may not fit. Enable grayscale, remove unneeded pages with Organize PDF, or split the file with Split PDF.

Is my file uploaded?

No. Compression runs entirely in your browser.

Can I compress several PDFs to 1 MB at once?

Yes. Add multiple files and download them all in one ZIP.

Related tools

Split PDFOrganize PDF

Zero-Upload Privacy

Your files never leave your device or browser

Blazing Speed

Powered by modern WebAssembly & hardware-accelerated Canvas

Batch & Folder Support

Upload entire folders with subdirectories and export compressed ZIP