ERP & accounting software integrations

Compleat Software provides full integration into some of the world's most popular ERP & Accounting software... Xero, Sage, Infor SunSystems & Intuit QuickBooks, to name just a few. Add to that our proprietary API for universal integrations & we have you covered. Compleat's API provides partners with the tools they need to provide real time, or near real time, integration between our P2P automation & any ERP or accounting software system in use.


Simple, Easy Integration In Minutes. Not Days!

Too often, integrating with existing software becomes a problem for automation projects.

Compleat enables every business to improve their ability to conserve cash, reduce costs, & increase productivity while delighting everyone involved in the purchasing & accounts payable process—inside & outside the finance department.

Our advanced API provides full & seamless integration with your existing accounting/ERP software in a matter of minutes, not days, including an easy & fast configuration & use of customer-specific & user-defined fields, helping you to evolve into the digital age.

This is your future today.

Keep reading for more details & features. Just remember, we can't list every one of our integrations here. There just isn't space!

Here's what our partners had to say about us.

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Download this document to discover how our APIs work

We have developed the Compleat API package to provide you with instant access to your Compleat company data. This data ranges from user, tenant, supplier, transaction, & coding information. Our extensive API Reference Index provides all the tools you need to fulfil your digital finance solution.
Compleat API

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Sage is a powerful & successful accounting solution. It has finally launched in the UK after massive success within the US. Sage prides itself on its innovative features, powerful foundation, & flexible integration connections. Their cloud-based platform handles 1 billion API calls per month, 100 million application requests per day, & over 50 billion financial records, check out their website for more information.

Your business, bossed. Say goodbye to chasing payments. Take control of your cash flow with Sage Accounting. Download our guides to find out how to connect Sage Accounting with Compleat.


Advanced is one of the UK’s leading business software providers delivering first-class solid, scalable, and market-focused solutions to support business transformation amongst customers and partners, whilst evolving with the changing needs of the market they operate in. Primarily they focus on services within health & care, education, public sector, enterprise, and commercial organizations; Customers and clients are granted the tools to maximize their potential, drive improvements, innovate in their sectors and meet their challenges head-on.
Advanced also offers a tailored TruePartner program, working closely alongside external organizations, independent software vendors and resellers to support with marketing and integration services that fit specific business needs, differing from a one size fits all approach in the competitive market.

Oracle NetSuite

NetSuite Enterprise Resource Planning (ERP) offers a modern, scalable solution to run all of your key back-office operations & financial business processes in the cloud. From comprehensive financial management capabilities, including sophisticated revenue management & billing solutions, to inventory, supply chain & warehouse management solutions, NetSuite empowers businesses of all sizes, across all industries, in every part of the world to unleash innovation & growth. Built-in business intelligence with real-time reporting & analytics equips your organization with a single version of the truth & ignites better, faster decision making.

PS Financials

IRIS Financials (formerly PS Financials) is an industry-leading unified ledger system. Always in balance & with no need to reconcile separate ledgers, our integrated financial management software empowers staff to take greater control of finances with powerful reporting, automation, & ease of use.


Xero provides a beautiful & easy-to-use cloud-based accounting software service for small businesses & their advisors around the world. Xero connects more than two million subscribers with an ecosystem of over 800 third-party apps & 200 plus connections to banks & financial service providers.

QuickBooks Online

The world’s largest workforce works for themselves. QuickBooks works for them by providing smarter business tools.

Microsoft Dynamics

Microsoft Dynamics is a line of enterprise resource planning & customer relationship management software applications. Microsoft markets Dynamics applications through a network of reselling partners who provide specialized services. Microsoft Dynamics forms part of "Microsoft Business Solutions"

Infor SunSystems

SunSystems is an easy-to-use, innovative financial management system (FMS) powerful enough to meet finance's needs today & flexible enough to meet tomorrow's evolving challenges. Growing organizations, multi-site subsidiaries of global enterprises, & businesses in need of sophisticated financial systems software rely on SunSystems for visibility into all the moving parts that make a business tick.


MYOB offers business management solutions. More than 50 of them, to be exact. Everything to help you with accounting, payroll, payments, retail point of sale, CRM, & professional tax solutions - & more.

All of our plans include integration

Take a look at our plans & features pages.

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