SlideSweep Alternative: NotebookLM Watermark Remover vs. SlideSweep Compared (2026)

The short answer: SlideSweep is a solid free tool if you only ever need to clean PDF slide decks - but it supports PDF only. Our free NotebookLM Watermark Remover covers all three NotebookLM export formats: PDF, PPT/PPTX, and video. If you need a SlideSweep alternative because your file isn't a PDF, that's the core difference in one sentence.

Below is a factual, side-by-side comparison based on what each tool actually offers as of July 2026. We've kept it honest - SlideSweep does what it claims to do well, and we say so.

What Is SlideSweep?

SlideSweep (slidesweep.com) is a free browser tool that removes the "Made with NotebookLM" watermark from PDF slide decks. Its positioning is simplicity: a 3-step flow (export your NotebookLM deck as PDF, drag-and-drop it, download the cleaned file). Per its own site, it supports PDF files up to 50MB, requires no registration, and states that files "never touch our servers" and are "immediately deleted after cleaning."

For the single job of cleaning a NotebookLM PDF, it works. The limitations only show up when your export isn't a PDF.

SlideSweep vs. NotebookLM Watermark Remover: Full Comparison

Why Does Format Coverage Matter So Much?

Because NotebookLM doesn't just export PDFs. In 2026, a typical NotebookLM workflow produces three different watermarked file types:

• PDF slide decks - the classic export, watermark baked into the page image. Both tools handle this. Ours is at the PDF watermark remover page.
• PPT/PPTX exports - added by NotebookLM in early 2026, and the watermark persists in the slide master. A PDF-only tool can't touch these; our PPTX watermark remover cleans the master and all layouts automatically.
• Video Overviews (MP4) - watermarked twice: a persistent overlay logo plus a ~2.5-second branded ending screen. Our video watermark remover handles both in one pass.

If your work only ever involves the first category, SlideSweep is a reasonable choice. If you ever touch the second or third, a PDF-only tool means finding, learning, and trusting a second and third tool - or using one tool that covers everything.

How Do the Privacy Models Compare?

Both tools make privacy claims, and this matters because a watermark remover is, by definition, a tool you hand your files to. SlideSweep states that files "never touch our servers" and are "immediately deleted after cleaning."

Our approach is architecturally verifiable rather than policy-based: the entire processing engine runs as JavaScript and WebAssembly inside your browser tab. There is no upload endpoint to send your file to. You can confirm this yourself - open your browser's developer tools, watch the Network tab, and process a file: zero file transfers occur. For confidential client decks and internal business material, that distinction is worth understanding before you choose any tool in this category. More on this in our safety and legality guide.

When Is SlideSweep the Right Choice?

Honest answer: if you only clean PDF decks under 50MB and you like SlideSweep's interface, it will serve you fine. It's free, requires no signup, and does the PDF job it advertises. There's no need to switch tools for switching's sake.

When Should You Use a SlideSweep Alternative?

• You export PPT/PPTX - NotebookLM's editable PowerPoint export still has the watermark (here's why), and PDF-only tools can't clean it.
• You publish Video Overviews - the overlay logo and ending screen need a video-capable tool before you post to YouTube or TikTok.
• Your PDFs exceed 50MB - long, image-heavy decks can pass SlideSweep's stated cap.
• You want one bookmark, not three - a single tool covering every NotebookLM export format simplifies team workflows (see our business workflow guide).

The Bottom Line

SlideSweep and our NotebookLM Watermark Remover are both free, both browser-based, and both remove the "Made with NotebookLM" watermark from PDFs. The deciding factor is scope: SlideSweep stops at PDF, while our tool covers PDF + PPT/PPTX + video with no stated size cap and fully verifiable in-browser processing.

Try the format you need right now: PDF, PPTX, or video - no signup, no upload, instant results.