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ScanMaster

JPG Compressor

Tuned JPEG quality/size tradeoff.

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About JPG Compressor

JPG Compressor is here for getting image file size down: tuned JPEG quality/size tradeoff. It takes JPG, JPEG and produces JPG. Nothing is sent anywhere: the browser reads the file, does the work and hands the result back.

Reach for it when getting image file size down is a one-off rather than a workflow: one file, one result, no account in front of it.

How to use JPG Compressor in 3 steps

  1. Add one image or a batch of up to 50; mixed formats are accepted.
  2. Set the quality for that format, and the Max dimension slider if the image is oversized.
  3. Press Compress image and download the JPG result.

What you get with JPG Compressor

  • Accepts JPG, JPEG in one go
  • Batch up to 50 files, returned together
  • Runs in your browser — the file is never uploaded
  • Free to use, with no signup and no account
  • No watermark or logo added to your output
  • Works on desktop and mobile, no install

JPG Compressor: questions

Which file types does JPG Compressor accept?
The drop area takes JPG, JPEG. Files are read from your device in the browser, so the format has to be one a browser can decode — that is why the accepted list on this page is finite and honest rather than "everything".
What do I get back from JPG Compressor?
The result is JPG, offered as a download the moment the work finishes. Multiple results come back together rather than as fifty separate save dialogs.
How big a file can I use?
Up to 100 MB per file and 50 files per batch. There is no server queue behind that limit; the practical ceiling is your browser's memory, so split unusually large documents into two runs.
Where does the processing actually happen?
In this tab. The file is read locally, converted or edited locally, and handed back as a download — no copy is sent to a server, so there is nothing for anyone to breach or keep.