PDF Combine - Convert and Merge

PDF Combine - Convert and Merge

Convert and merge multiple files with different formats into a single PDF document

  • PDF Combine - Convert and Merge
  • PDF Combine - Convert and Merge
What is PDF Combine - Convert and Merge?
PDF Combine - Convert and Merge is a Firefox add-on that empowers users to convert documents, HTML, and image files into the PDF format. Moreover, this extension is skilled at merging multiple files into one cohesive PDF document. From modifying PDF page orders to appending image files to existing PDFs, this converter proves its utility. Leveraging APIs for file conversion, the extension requires no native application installation. Files are uploaded to servers for merging, and successful operations result in a downloadable PDF in the user's directory. The use of an API key is recommended to avoid rate limit issues.
Users: 1,459 ▲ 24
Rating: 4.60 (5)
Version: 0.1.5 (Last updated: 2021-05-19)
Creation date: 2018-04-17
Weekly download count: 59
Firefox on Android: Yes
Risk impact: Low risk impact
Risk likelihood: Low risk likelihood
Manifest version: 2
  • storage
  • downloads
  • *://api2.online-convert.com/*
Size: 79.44K
Stats date:

Other platforms

Not available on Chrome
Not available on Edge
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This extension converts document, HTML, image file types into PDF format. Also, the extension is capable of merging multiple files into a single PDF document.

Use cases:

  1. Append an image file into an existing PDF document
  2. Merge multiple PDF files into a single PDF document
  3. Convert Word to PDF
  4. Convert multiple files with different formats into a single PDF document.
  5. Change the order of a PDF page


  1. This extension uses www.online-convert.com APIs to do the conversion so there is no need to install a native program to convert each file.
  2. The extension uploads the files to the server and requests the merge. When all files are combined, the PDF document is downloaded to the user's download directory
  3. The quality of the document is kept while merging or converting into PDF format.
  4. It is recommended to get and use your API key to make sure you don't hit the rate limit.
User reviews
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by GanJingWorld, 2022-12-23
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Risk impact

PDF Combine - Convert and Merge is relatively safe to use as it requires very minimum permissions.

Risk likelihood

PDF Combine - Convert and Merge has earned a fairly good reputation and likely can be trusted.

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