# Blob with markup

**URL:** https://pdfjs.community/t/blob-with-markup/47
**Category:** Technical Support
**Tags:** pdfjs-express
**Created:** [May 31, 2020, 3:06pm UTC](https://pdfjs.community/t/blob-with-markup/47 "2020-05-31T15:06:02Z")
**Posts on this page:** 1
**Showing post:** 12

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### Author: ![Logan](https://yyz1.discourse-cdn.com/flex031/user_avatar/pdfjs.community/logan/32/13_2.png) [@Logan](https://pdfjs.community/u/Logan)
#### Post date: [June 25, 2020, 4:17pm UTC](https://pdfjs.community/t/blob-with-markup/47/12 "2020-06-25T16:17:00Z")

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A PDFTron license starts at $4500 USD a year. You can [contact sales](https://www.pdftron.com/form/contact-sales/) for more information.

[PDF.js Express costs $375 USD a month](https://pdfjs.express/pricing), but you would have to use the API in order to merge annotations.

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_[View the full topic](https://pdfjs.community/t/blob-with-markup/47)._