uMark PDF Watermarker Comparison
uMark PDF Watermarker has two modes - Free and Pro. For the first 15 days after you install it, uMark will run in the Pro mode trial. You can test the full functionality of uMark during this period. After the expiry of the trial period, uMark will run in the Free mode with certain features disabled. You can continue using uMark PDF Watermarker in free mode for as long as you wish. If you like to make use of the Pro features you upgrade to the Pro mode.

Here's a comparison of the Free and Pro modes.

  Free Pro
Batch size 5 Documents Unlimited Documents
Watermark entire folder
Text watermark
Image watermark
Fully customizable watermarks
Save watermarks for repeat use  
Remove password from PDFs  
Protect PDFs with password  
Insert page number and other macros  
Price Free $29
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Whether you are using the Free or the Pro mode, uMark never adds its own watermark other than the watermarks you add.