How to Remove the CamScanner Watermark for Free (Legitimate Methods Only)

The good news is that there are legitimate, free ways to end up with a clean scan. The bad news, if you were hoping for a trick, is that there is no legitimate way to strip a watermark from an existing export while keeping everything else intact. This guide covers the methods that actually work, and the ones you should avoid.

Important context first: Scanner.cam is an independent project. It is not CamScanner, it is not affiliated with CamScanner or its developer INTSIG, and it is not endorsed by them. The methods below use your own documents and legitimate tools only.

The short answer

The reliable free fix is to rescan the original document with a tool that does not watermark — a browser-based scanner, your phone's built-in scanner, or Google Drive's scanner. That gives you a genuinely clean file, not a patched one. Cropping can work only in narrow cases: when the watermark sits in a blank margin of your own scan and trimming it loses nothing. What you should never do is install a "modded" or cracked version of CamScanner, or use a tool that strips watermarks from documents you do not own. The first risks malware; the second misrepresents someone else's work.

Why the watermark is there

CamScanner is a freemium app: basic scanning is free, and the paid Premium subscription — around $4.99 a month or $49.99 a year, per its Play Store listing — removes ads and watermarks and unlocks OCR (optical character recognition), ID mode, e-signatures, and extra cloud space. The watermark is how the free tier pays for itself: every document you send out advertises the app. Understanding that makes the legitimate options clearer. You are not "removing a bug"; you are choosing a different tool whose business model does not stamp your documents.

Method 1: Rescan the original (best option)

If you still have the paper document, rescanning is the cleanest solution. It takes two minutes and produces a file that was never watermarked at all:

1. Open a free, no-watermark scanner in your browser — Scanner.cam needs no install and no account — or use your phone's built-in scanner (Files or Notes on iPhone, Google Drive's scanner on Android).
2. Place the document flat, in even light, with all four corners visible.
3. Capture each page, check the preview at full zoom, and export as a Portable Document Format (PDF) file.
4. Compare the new file against the old one page by page before you send it, so nothing is missing.

Rescanning also has a side benefit: you can fix any flaw in the original scan — skew, shadows, a cut-off edge — at the same time. A watermarked scan you try to patch will always look patched; a fresh scan looks like it was done right the first time.

Method 2: Crop the watermark (narrow cases only)

Cropping is legitimate only for your own scans, and only when the watermark sits in a blank margin you can trim without losing content. In practice:

• When it works: the watermark sits at the very bottom or corner of the page, outside the document's text, and trimming a thin strip removes it entirely.
• When it does not work: the watermark overlaps text, a signature, a stamp, or a table — cropping there would cut content, and no crop can recover what sits underneath a watermark.
• What to use: any basic image editor or PDF crop tool on your phone or computer. Crop, export, and zoom in to confirm no text was clipped.

Be honest with yourself about the result. A scan with a visibly chopped margin looks worse than a scan with a small watermark, and for formal submissions — lenders, employers, government portals — a clean rescan is always the safer choice.

Method 3: Switch tools going forward

The permanent fix is to stop producing watermarked scans in the first place. Free tools that export without a watermark include browser-based scanners like Scanner.cam, Google Drive's built-in scanner, Apple Notes and Files on iPhone, and Samsung's built-in scan features. Pick one, keep it bookmarked or installed, and use it whenever a document might be sent to someone else. Your future self will not have to rescue another watermarked export.

What not to do

• Do not install modded or cracked CamScanner versions. Sites offering "Premium unlocked" downloads are a well-known malware vector: repackaged apps can steal accounts, inject ads, or worse. This is the same category of risk as the 2019 incident, in which a third-party advertising library shipped inside CamScanner's Android app carried a Trojan dropper. Saving a subscription fee is not worth handing your phone to strangers.
• Do not strip watermarks from documents you do not own. A watermark on someone else's scan is their branding or their proof of origin. Removing it and presenting the document as your own, or as an original, misrepresents its source.
• Do not pay a shady "watermark remover" service. Uploading your documents to an unknown site to remove a watermark trades a cosmetic problem for a privacy problem — your document now lives on their server.

Which method should you pick?

• You still have the paper: rescan with a no-watermark tool. Fastest path to a genuinely clean file.
• You only have the watermarked file, and the mark is in a blank margin: crop it, then zoom in and check nothing was lost.
• You scan often: switch to a no-watermark tool as your default, so the problem stops recurring.
• The document is formal or legal: always rescan. A cropped or patched file is a needless risk on a submission that matters.

The watermark is annoying, but it is also a useful signal: it tells you the tool you used is monetized through your output. The free fix is not a hack — it is choosing a tool that is not.

Why does CamScanner add a watermark?
CamScanner's free tier is ad-supported and stamps exports with a "Scanned by CamScanner" watermark. Removing ads and watermarks requires the Premium subscription, listed at around $4.99 a month or $49.99 a year. The watermark is part of the free tier's business model, not a defect.

Can I remove the watermark from a scan for free?
Legitimately, yes — by rescanning the original document with a free tool that does not watermark, or, in narrow cases, by cropping a watermark that sits in a blank margin of your own scan. There is no legitimate way to cleanly erase a watermark that overlaps content.

Is it safe to use a "mod APK" to remove the watermark?
No. Modded or cracked app downloads are a common malware vector, and they can compromise your device and accounts. They also violate the app's terms. Rescanning with a free no-watermark tool is safer and actually free.

Does cropping damage the scan?
Only if the watermark overlaps content. If it sits in a blank margin, a careful crop loses nothing — but always zoom in afterwards and check that no text, signature, or stamp was clipped.

Is Scanner.cam the same as CamScanner?
No. Scanner.cam is an independent, browser-based scanner. It is not affiliated with, endorsed by, or connected to CamScanner or its developer INTSIG.

Related guides

• Scanner.cam vs CamScanner: Honest Head-to-Head
• Best Free Scanner App Without Watermark (2026)
• How to Scan Multi-Page PDFs Online Free
• Is CamScanner Safe to Use? The 2019 Incident, Permissions, and Current Risks