AccountingAutotask Professional Services Automation (PSA)

Smart IT


AT2Sage was developed to allow Autotask users to download invoices and purchase orders from Autotask and send them to Sage 50 Accounts ready for posting.

With seamless integration using the Autotask API and Sage Accounts SDO, AT2Sage makes invoicing easy, and the invoices look great too! Including full customisation of the invoice line items ensuring you include all the necessary information your customer wants to see.

There’s no awkward configuration or learning curve to go through either, to get started just enter your Autotask and Sage credentials and you’re ready to go!

Download a free 30 day trial from

  • Easy set up – just enter your Sage and Autotask credentials and you’re ready
  • Seamless integration – we connect directly using the Autotask API and Sage Accounts SDO
  • Update Sage 50 Accounts with all your invoices, purchase orders, customers, suppliers, products and services
  • Nominal Codes – match up your Autotask Billing Codes with Sage Nominal Codes
  • Invoice Numbers – Choose to use either Autotask or Sage invoice numbers, if using Sage invoice numbers these are saved back to Autotask

For more information contact us at

View our online guide at

AT2Sage is compatible with Sage Accounts 50 UK and Ireland versions only.