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🗜️ Compress PDF
Reduce PDF file size with basic, balanced, or strong compression.
How to use Compress PDF
Upload a PDF file using the picker or drag and drop.
Set the options for this tool (pages, compression, watermark, etc.).
Tap Compress PDF to process, wait through the short preparation steps, then download.
Use Start over when you want to process another file.
How it works
ToolNest validates the upload, processes it with server-side PDF tools, and returns a downloadable file.
Temporary files are not indexed and are cleaned up after use.
Limitations
Maximum 15 MB per file
Up to 100 pages per job
Password-protected or corrupted PDFs may fail
Compression results vary by content; we only report measured size changes
Frequently Asked Questions
Reduce PDF file size with basic, balanced, or strong compression. Processing runs on ToolNest servers and temporary files are cleaned up afterward.
Yes. This ToolNest PDF tool is free to use without creating an account.
No. Uploaded files are kept only as temporary processing files and are removed after download or when they expire.
Each upload can be up to 15 MB, with a page limit of 100 pages per job.