Welcome to the customer area!



What are the minimum system requirements for PDF Stacks?

PDF Stacks works on ANY Windows XP, Windows Vista, Windows 7 and MAC operating systems. You will need an internet connection to download and activate the software.

Does PDF Stacks expire?

The full version of PDF Stacks does not expire as long as your system is stable.

How do I get PDF Stacks?

Once you place your order, you will have instant access into your online account which will enable you to download your software and view your license key numbers. An email will also be sent to you with your license key numbers. The beauty of your online account is that you can login to it at any time and you will have access to the latest version of the software! We do not ship any packages in the mail; hence, saving you on waiting and extra shipping costs. Instead, you save money and time and the product is instantly downloadable and ready-to-use upon purchase.

Can I install PDF Stacks on more than one computer?

The license key is valid for only one device and is non-transferable. You can obtain additional license key(s) by placing an order.

How do I use PDF Stacks?

To get started with PDF Stacks, import your PDF files. There are a few ways to import:
  1. Drag your PDF files directly into the "Library" to import
  2. Click "File" and then "Import Folder"
Once you import the PDF files, your files will be copied into PDF Stacks for easier ability to read, search, organize, take notes, print and share. Any questions, ask us!

How do I create collections (virtual binders) and match/tag my documents for better organization?

It's easy. Watch the video for creating collections and tagging documents.

Can multiple users access the same documents or can I access and sync my documents through multiple devices?

At this time, we do not provide "cloud" services which enables syncing between devices or allows access of documents through our server. If your company, institution or organization is interested in tailoring the software to make your workflow more productive and efficient, please contact us directly and we can customize the software to fit your needs.

Where do I find my license key?

You will receive your license key when your order has been placed via email. You can also log into your account to access it.

How can I be eligible for one of your free licenses?

We will grant a free license to everyone who meets any of these criteria:
  1. is a public speaker and sends us a link to his/her talk mentioning PDF Stacks (recorded)
  2. is a journalist or blogger who plans on reviewing PDF Stacks - we love reading articles about PDF Stacks and we will be happy to give you a license in exchange
  3. feels that he/she should get a free license for some other reason and makes us agree

I've lost/forgot my password to my account, how can I regain access back into my account?

Go to the account page and click "Forgot Password".

Has PDF Stacks been reviewed?

Bakari Chavanu, an editor from MakeUseOf.com has did a review on PDF Stacks and has featured it on their website. Review posted at the following link.
Recommended by MakeUseOf.com

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