Software Comparison

Medius vs. Rillion

Which AP Automation solution is right for you?

Automation is essential for finance teams, but selecting the right platform can be the difference between automating AP tasks and building a scalable, future-proof finance operation. While Medius and Rillion both offer strong automation and AI capabilities, they differ in global presence, functionality depth, and pace of innovation.

Whether you’re managing a complex finance operation or focusing on simplifying workflows, it’s important to evaluate how each solution supports automation, security, and scalability over time. Here’s a closer look at how Medius and Rillion compare.

What is Medius?

With fast deployment, embedded AI, and enterprise-grade scalability, Medius provides modular spend management solutions, including AP automation, that enable finance leaders to accelerate efficiency, strengthen compliance, and reduce risk across the entire spend management lifecycle.

Medius core benefits:

Full procure-to-pay support, from sourcing and supplier onboarding to invoice management and payments.

Proprietary data capture and e-invoicing solution, leveraging AI to maximize touchless processing.

AI-powered functionality that accelerates invoice processing and boosts automation levels.

Proactive fraud and risk detection creating control and visibility throughout the invoice-to-pay process.

Straightforward pricing with two packaged plans: AP Essentials and AP 360.

What is Rillion?

Rillion (previously Palette Software and Centsoft) has a long history in the AP automation space. With a strong focus on automation and user experience, Rillion helps businesses in US and the Nordics to manage supplier invoices with ease and efficiency.

Rillion core benefits:

  • Highly customizable with support for multi-entity management, multi-ERP connections and tailored workflows.
  • AI-functionality for user guidance and workflow automation, accelerating the invoice-to-pay process.
  • Payment automation and fraud detection functionality available for customers in the US.
  • Global team provides customer support in local language for businesses in the US and the Nordic countries.

At a glance

Medius vs. Rillion: Feature comparison

FEATURE MEDIUS RILLION
Data capture
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AI-powered, self-learning engine

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Embedded solution from external vendor

E-invoice support
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Included in Medius Capture

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Managed via external partner

AI-powered workflow
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Intelligent capture, coding, routing & fraud detection

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Intelligent capture, coding & routing*

Fraud & risk detection
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AI-based scoring & alerts

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Rule-based, limited to payments (US only)*

AI assistant
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User guidance via conversational AI*

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User guidance via conversational AI

PO matching
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3-way matching (line & header levels)

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3-way matching (line & header levels)*

Payment automation
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Built-in payments platform

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Built-in payments platform (US only)*

Supplier conversations
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AI-powered responses to invoice inquiries*

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Not available

Supplier onboarding
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Self-serve portal*

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Not available

Expense management
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Spend control & corporate card integration

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Not available

Sourcing
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Included in platform

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Not available

Procurement
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Included in platform

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Purchase requisition module (EU only)*

Contract management
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Centralized storage & approvals

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Not available

Analytics & reporting
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Dashboards, custom reporting and integration to BI tools

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Pre-built reports and filtering functionality

AP benchmarks
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Available on public website and within the tool

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Available within the tool

ERP integration
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Plug-and-play for top ERPs, open for multi-ERPs

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Plug-and-play for top ERPs, open for multi-ERPs

Customer support
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Direct support via online portal and global team

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Direct support via online portal and global team

Pricing model
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Two packaged price plans

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Three packaged price plans

*Not included in all price plans

Key differences between Medius and Rillion

Data Capture

  • Medius data capture solution is built into the AP solution leveraging data from the entire process to continuously improve touchless capture levels
  • Rillion includes an embedded data capture solution from Tungsten Automation (formerly Kofax / ReadSoft)

Analytics

  • Medius includes standard dashboards as well as the ability to create custom reports
  • Rillion offers 17 pre-set analytics reports with flexible sorting and filtering functionality

Payment Automation

  • Medius Payments is offered globally
  • Rillion's payment automation services are only available for businesses in the US

Capabilities

  • Medius offers procurement, sourcing, and supplier management capabilities, supporting the full procure-to-pay cycle
  • Rillion supports purchase requisition workflows but only for customers in the Nordics

Which AP Automation solution is
right for your business?

Medius and Rillion are both great solutions to automate AP workflows and increase control of spend. Choosing the right one depends on your specific business needs, current challenges, and future plans.

Choose Medius if you need:

Choose Rillion if you need:

  • A user-friendly AP automation solution with AI-powered workflows
  • Flexible set-up of multiple users, entities and ERP integrations
  • Local support in the Nordics and the US
  • Payment automation (limited to US customers)

How to know you're ready for AP automation with Medius

If you’re noticing these signs and frustrations in your accounts payable process, it might be time to take another look at your AP automation solution.

  • You're overwhelmed with manual invoice entry or late payments
  • You lack visibility into spending and supplier activity
  • You're expanding globally and need to standardize AP
  • You feel vulnerable to undetected fraud
  • You're preparing for growth and want scalable finance tools
  • You’re stressed about compliance with local e-invoice mandates
  • You're facing long reconciliation cycles and a slow month-end close

Medius can help transform your accounts payable process with autonomous AI-powered invoice capture, processing, and payment. The system continuously learns and improves, simplifying your workflow with each invoice.

See Medius in action

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Why finance teams choose Medius

Automation focus

90+% touchless processing with AI‑driven workflows.

Customer trust

Customers scored Medius “above benchmark” for ROI, TCO and Business Value.

Industry recognition

Named a Leader in the March 2025 Gartner® Magic Quadrant™ for Accounts Payable Applications.

Karl Lagerfeld logo

"I don't know where we would be without Medius. I was physically signing invoices only a year ago. That would be impossible now."

Eva Miguel Banos
Finance Director, Karl Lagerfeld

Read the case study

Frequently Asked Questions (FAQ)

Both solutions support global entities with multiple invoice formats, currencies, and ERP integrations. Medius is more scalable, offering a full procure-to-pay suite and global payment automation, while Rillion’s payments are limited to the US and procurement is only available in the Nordics. Medius also has a broader local support network across EMEA and North America.

On average, Medius can be implemented in a few weeks to a few months, depending on factors like number of entities, ERP environment, and PO-matching complexity.

Yes, but only for US customers. Rillion users in Europe need to manage payments through a bank connection or their ERP.

Both solutions offer AI-powered automation for data capture, coding and routing of invoices. Medius AI coding can achieve higher automation rates because it learns from data across the entire invoice process thanks to the native capture engine. Medius also offers AI-powered fraud and risk detection.

Yes. Rillion uses an embedded solution from Tungsten Automation for OCR and learning-based capture, while Medius’ native AI engine leverages invoice workflow data to achieve high automation from the first invoice – reaching up to 99% touchless capture over time.

Medius provides AI-driven fraud detection with invoice risk scoring and configurable controls. Rillion’s fraud prevention is focused on payment fraud and only available to US customers.

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