Sage 50 Quantum Downgrade


This service will downgrade your Sage 50 Quantum data file to Sage 50 Pro or Premium. This can be a significant cost saving measure over the yearly recurring fees for Sage 50 Quantum if the Pro or Premium edition is sufficient for your business needs.

The downgrade service will be completed on the same day if you choose expedited service or the next business day if you choose regular service.

The downgrade service will convert all data from the source file including:

  • All lists (customers, vendors, employees, items, classes, other names, etc.
  • All financial transactions for all fiscal years
  • Memorized transactions and memorized reports
  • Users and Preferences
  • Service subscriptions
  • All other data in the source data file!
This is a complete downgrade of your data file without any data loss. When you get back the converted file, it would be as if you never used Sage 50 Quantum and you can pick up right where you left off.

Conversion Guarantee

This service is guaranteed to convert all data from your Quantum data file to Pro/Premium or we will give you a full refund as per our money-back guarantee. The conversion service will resolve the following error codes:

  • This company cannot be opened with Sage 50 Premium Accounting because it is from Sage 50 Quantum Accounting
  • This company cannot be opened with Sage 50 Complete Accounting because it is from Sage 50 Premium Accounting
  • This company cannot be opened with Sage 50 Pro Accounting because it is from Sage 50 Complete Accounting
  • This company cannot be opened with Sage 50 [Version] because it is from Sage 50 [Version]
  • This company has been converted to Sage 50 Quantum Accounting
  • Frequently Asked Questions

    What is the turnaround time?

    With Expedited service, the turnaround time is 3-6 hours. With regular service, the turnaround time is one business day.

    Which versions of Sage 50 can Sage 50 Quantum be converted to?

    Sage 50 Quantum can be converted to Sage 50 Pro or Premium. Canadian and US of Sage 50 versions are supported.

    What can I expect after ordering this service?

    After ordering the service, we will send you instructions to securely upload a backup of your data file. After we convert the file, we will send you a secure link to download a backup of the converted Sage 50 data file in the requested format.

    How secure is my data?

    Privacy and security of your data is our utmost concern. Accordingly, all data files are transmitted to and form us is via secure servers (SSL encrypted) to ensure safety and security during transmission. Once we perform our services, we securely store our clients information on our servers for a period of 14 days at which time all client data is deleted (please inform us if you would like the information deleted immediately).

    You have our pledge that any and all information provided to us is merely in the performance of our services and we would never use such information for our own gain.


    We have completed 100's of conversions successfully and a lot of very happy customers!

    "You guys did a great job, quick and as advertised. Thanks." -- Bob K., NY, NY

    "I would like to take the opportunity to thank you and your team for handling our case with such a high professional manor. We are really pleased with the speed of service. And, most of all, we are really impressed by the fact that ‘you delivered what you had promised.’ Thank you very much." -- Ben A. (CPA), Bethesda, MD


  • Sage Quantum 2019 to Pro/Premium
  • Sage Quantum 2018 to Pro/Premium
  • Sage Quantum 2017 to Pro/Premium
  • Sage Quantum 2016 to Pro/Premium
  • Sage Quantum 2015 to Pro/Premium
  • Sage Quantum 2014 to Pro/Premium
  • *Older versions of Sage 50 Quantum or Peachtree Quantum or Complete are supported as well.

    Why use our conversion service?

    Guaranteed Downgrade

    We guarantee the quality of the downgrade to be 100% accurate or you won't pay the downgrade fee.


    We make the version downgrades quick and easy. Simply send us a backup of your database and we do the rest!


    We offer fast turnarounds. Downgrades are completed in one business day.


    Your data is encrypted in accordance with ISO standards. All downgrades are completed by qualified accountants.

    Sage 50 Quantum Downgrade

    To contact us, please fill out the form below. We will get in touch with you as soon as possible during business hours.