Compress PDF for NotebookLM
Google NotebookLM allows PDF uploads up to 200MB. If your file is over the limit, compress it here before uploading.
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Drop your PDF here
or click to upload ā PDF only
Target size (optional)
targeting 200 MB
š” Good to know
- āNotebookLM allows PDF uploads up to 200MB per file.Google Help ā
- āEach source in NotebookLM is limited to 500,000 words.Google Help ā
- āFree tier users can add up to 50 sources per notebook. NotebookLM Ultra (premium) supports up to 600 sources.Google Help ā
- āNotebookLM also accepts Google Docs, Google Slides, web URLs, and YouTube links as sources ā not just PDFs.Google Help ā
- āIf a PDF exceeds the 200MB or 500,000 word limit, you must split it into smaller files before uploading.Google Help ā
ā Frequently Asked Questions
What is the maximum PDF size for NotebookLM?+
200MB per file. There is no explicit page limit, but each source is also capped at 500,000 words.
How many PDFs can I upload to NotebookLM?+
Up to 50 sources per notebook on the free tier. NotebookLM Ultra supports up to 600 sources per notebook.
What happens if my PDF exceeds 200MB or 500,000 words?+
NotebookLM will reject the upload. You need to split the PDF into smaller parts before uploading.
Does compressing a PDF affect what NotebookLM can read?+
No. NotebookLM reads the text layer of the PDF. Compressing image quality does not affect the text content it processes.
Can I upload formats other than PDF to NotebookLM?+
Yes. NotebookLM also accepts Google Docs, Google Slides, web URLs, and YouTube links as sources.