Compare the Top PDF Merge Software that integrates with Gmail as of September 2025

This a list of PDF Merge software that integrates with Gmail. Use the filters on the left to add additional filters for products that have integrations with Gmail. View the products that work with Gmail in the table below.

What is PDF Merge Software for Gmail?

PDF merge software tools enable users to combine PDFs into a single PDF file. PDF merge tools simplify the process of combining multiple separate PDF files or other documents, like Word documents, into one single PDF document. Compare and read user reviews of the best PDF Merge software for Gmail currently available using the table below. This list is updated regularly.

  • 1
    DocHub

    DocHub

    DocHub

    Edit, send & sign PDF documents online for free. Document workflow, simplified. DocHub streamlines document signing, distribution and form completion. Import your document to DocHub straight from your inbox, drag and drop your signature, and email it back. No need to print and scan! Request signatures or completed forms from other parties and DocHub will walk the recipients through the document, field-by-field, until its signed and finalized. Getting a document signed by multiple individuals has never been easier. Specify who needs to sign and where, then send the document as a Sign Request and DocHub handles the rest. Edit PDFs online. The Page Manager displays thumbnails of each page in your document, allowing you to rotate, delete, or reorder pages using drag and drop. Easily merge PDFs or other documents together with a simple click. Gmail, Google Drive and Dropbox are seamlessly integrated into DocHub.
    Starting Price: 0$ (free plan)
  • 2
    Lumin PDF

    Lumin PDF

    Lumin PDF

    We are the bridge between paper and the cloud, our seamless PDF workflows help you achieve greater impact with less administration. Edit PDFs within Google Workspace. Open Lumin directly from Gmail, Google Drive, or Google Classroom. Uploading old documents to the cloud has never been easier. Get your team on the same page with real-time feedback and manual tools. Submit work, negotiate terms, and sign everything with Lumin Sign. Enjoy our comprehensive free plan for K-12 teachers and students. Our products are implemented using a rigorous and constantly updated security system. We also have a Google-verified storage system that ensures your files never have to leave Google Drive. Collaborate with your current colleagues and attract new ones with Lumin and Lumin Sign. Our innovative solutions are great on their own, but together they're even better. Lumin reduces the comings and goings of your team. With a cloud workspace integrated with Google, you can collaborate in real-time.
    Starting Price: $9 per month
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