Upload a watermarked image and find out how well it holds up against AI-powered removal tools. Get a resistance score, see a simulated removal comparison, and learn exactly where your watermark stands.
Drop your watermarked image here or click to browse
Supports PNG, JPG, and WebP — max 10 MB
Analyzing watermark resistance… this may take a few seconds.
Analyzing…
Drag and drop a watermarked image into the upload area, or click to browse. The tester accepts PNG, JPG, and WebP files up to 10MB.
Click the "Run Removal Test" button. The tool analyzes your image using edge detection and contrast analysis to simulate how AI watermark removal tools would attempt to erase your watermark.
Check the 0–100 resistance score. Scores of 70–100 mean highly resistant, 40–69 indicate moderate resistance, and below 40 suggests your watermark could be easily removed.
Review the side-by-side before and after comparison to see how your watermark holds up. Use the detailed breakdown to identify weak spots and adjust your watermark settings for stronger protection.
Strong watermarks share a few common traits. Apply these techniques when creating watermarks to maximize resistance.
A repeating tiled pattern covers more of the image. Removing dozens of small watermarks is far harder than erasing a single centered one.
Low-opacity watermarks blend into the background and can be removed with simple blurring. Higher opacity leaves a clearer trace after any removal attempt.
Strokes and shadows create additional edges that inpainting algorithms struggle to reconstruct cleanly, increasing the overall difficulty of removal.
Our watermark tool offers a randomization option that slightly varies size, rotation, and position on each image, making batch removal inconsistent.
The removal tester tests your watermark's resistance against AI-powered watermark removal tools. It uses Canvas-based edge detection and contrast analysis to simulate how AI removal tools would attempt to erase your watermark, then calculates a resistance score.
The anti-removal score is a 0–100 scale based on edge detection strength, watermark opacity, coverage area, and color contrast. A score of 70–100 means highly resistant, 40–69 indicates moderate resistance, and below 40 suggests the watermark could be easily removed.
Yes. All image processing happens 100% client-side in your browser using HTML5 Canvas. Your images are never uploaded to any server, ensuring complete privacy and data security.
No tool can guarantee 100% that a watermark cannot be removed. However, higher anti-removal scores mean your watermark is significantly harder for AI tools to remove cleanly. Combining high opacity, tiled placement, text stroke, and anti-removal randomization produces the strongest protection.
Use our free watermark tool with anti-removal features to protect your images.
Try Our Watermark Tool →