CleanMark - Remove Google AI watermarks (NotebookLM & Gemini) from PDFs and images instantly

CleanMark

Remove Google AI watermarks (NotebookLM & Gemini) from PDFs and images instantly

Screenshot of CleanMark – An AI tool in the ,Photo & Image Editor ,AI Photo Enhancer ,AI Image to Image  category, showcasing its interface and key features.

What is CleanMark?

There’s something quietly frustrating about finishing a beautiful AI-generated image only to have a big, obvious watermark stamped across it—especially when you just want to use it for a presentation, social post, or personal project. This tool takes that frustration away in seconds. Upload your Gemini watermarked image, click once, and you get a clean version back with the mark gone and the original details preserved remarkably well. I’ve watched creators go from “ugh, now I have to edit this manually” to “wait, it’s actually perfect” after one try. It’s the kind of simple fix that makes you wonder why it wasn’t around sooner.

Introduction

AI image generators are incredible, but the watermarks they add can be intrusive—covering faces, text, or key parts of the composition. Manual removal in Photoshop or GIMP takes time, skill, and often leaves artifacts. This platform solves that problem cleanly and quickly. It’s built specifically for Gemini outputs but works well on similar AI watermarks from other tools too. No sign-up for basic use, no complicated settings—just upload and get a watermark-free result that looks natural. For anyone who generates dozens of images a week and wants them ready to share or use without extra editing, it’s become a small but essential part of the workflow.

Key Features

User Interface

The experience is intentionally dead-simple: a large drag-and-drop area, one prominent “Remove Watermark” button, and instant preview after processing. No login required, no account creation pushed on you, no ads interrupting the flow. Before-and-after comparison appears side by side so you can see exactly what changed. It’s the kind of interface that respects your time—get in, fix it, get out, done.

Accuracy & Performance

It removes the watermark while keeping underlying details intact—skin texture, hair strands, fabric weave, text edges all stay natural. No obvious inpainting artifacts, no color shifts, no blurry patches where the mark used to be. Processing takes 5–15 seconds per image, even on larger files. The consistency is impressive: it handles both the semi-transparent Gemini logo and the more opaque variants without leaving halos or mismatched lighting. For most images, the first result is usable as-is.

Capabilities

Primary focus is Gemini watermark removal, but it also handles similar semi-transparent AI stamps from other generators. Supports common image formats (PNG, JPG, WebP), preserves original resolution, and outputs clean high-quality files ready for print, social, or further editing. It intelligently fills the removed area using surrounding context so results look seamless, not patched. Batch removal is available on paid plans for creators working with multiple images at once.

Security & Privacy

Images are processed in memory and deleted from servers immediately after download—no storage, no training on your uploads. No account is forced for basic use, so there’s no profile linking your content. For personal photos, client mockups, or brand work, that zero-retention approach provides real peace of mind.

Use Cases

A content creator generates a series of promotional visuals with Gemini, removes watermarks in bulk, and posts clean images that look professionally shot. A small business owner creates product mockups for social ads and needs watermark-free versions fast. A digital artist experiments with AI concepts and wants clean files to refine further in Photoshop. A student uses AI illustrations for a presentation and doesn’t want the watermark distracting from the message. Wherever a clean, professional image is needed quickly, this tool quietly saves time and hassle.

Pros and Cons

Pros:

  • Removes watermarks cleanly with almost no visible artifacts.
  • Extremely fast—most images done in under 10 seconds.
  • No sign-up or account needed for basic use.
  • Preserves original colors, textures, and details remarkably well.
  • Free tier is generous—enough for regular personal or light professional use.

Cons:

  • Batch processing and unlimited use require a paid plan.
  • Very complex or heavily overlapping watermarks may need two passes or minor manual touch-up.
  • Currently optimized for Gemini-style marks; other watermark types may vary in results.

Pricing Plans

Free tier allows several high-quality removals per day—no card required. Paid plans remove limits, unlock batch processing, priority queue during peak times, and higher resolution handling. Pricing is modest—many users say one month covers what they used to spend on stock photo licenses or freelance retouching for a single campaign. It’s built so you pay only when you need volume or speed.

How to Use Image Enhancer

Drag your watermarked Gemini image into the upload area or click to browse. Wait a few seconds for processing. Use the before/after slider to confirm the result. If satisfied, download the clean version in original resolution. For multiple images, paid users can upload in batch. That’s it—under 30 seconds from upload to watermark-free photo in most cases.

Comparison with Similar Tools

Manual editing in Photoshop takes time and skill. Other online removers often leave halos, color mismatches, or obvious inpainting. This one specializes in Gemini-style marks and delivers cleaner, more natural results faster than most free alternatives. The combination of speed, quality, and zero sign-up makes it stand out for anyone who generates AI images regularly and wants them usable immediately.

Conclusion

AI-generated images are powerful, but watermarks can kill the vibe—especially when you just want to share or use the result. This tool removes that final barrier with impressive care and speed. It turns “almost perfect” into “ready to go,” saving time, frustration, and the need for extra editing steps. Whether you’re creating for fun, business, or art, it quietly makes the whole process feel smoother and more professional. Sometimes the best tools are the ones that solve one specific annoyance perfectly—and this one does exactly that.

Frequently Asked Questions (FAQ)

How many free removals do I get?

Several per day—enough for regular use or testing.

Does it work on other watermarks?

Best on Gemini-style marks, but handles similar semi-transparent AI watermarks well.

Will the result look edited?

No—results are natural with preserved details and no obvious inpainting marks.

Can I use it for commercial work?

Yes—paid plans include full commercial rights.

Are my images stored?

No—processed in memory and deleted immediately after download.


CleanMark has been listed under multiple functional categories:

Photo & Image Editor , AI Photo Enhancer , AI Image to Image .

These classifications represent its core capabilities and areas of application. For related tools, explore the linked categories above.


CleanMark details

Pricing

  • Free

Apps

  • Web Tools

Categories

CleanMark | submitaitools.org