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Top 10 Best Invoice Approval Workflow Software of 2026

Compare top invoice approval workflow software to streamline processes. Find best tools for efficient approvals – start free trials now!

Min-ji Park

Min-ji Park

Feb 11, 2026

10 tools comparedExpert reviewed
Independent evaluation · Unbiased commentary · Updated regularly
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In today's fast-paced business environment, efficient invoice approval workflows are critical for optimizing accounts payable processes, reducing delays, and maintaining strong vendor relationships. With a diverse range of tools available, selecting the right software—tailored to your organization's size and needs—is key to unlocking operational success, and our curated list of top 10 solutions will guide you through the best options to consider.

Quick Overview

  1. 1#1: Stampli - Automates invoice data capture, approval workflows, and payments with real-time collaboration for faster AP processing.
  2. 2#2: Bill.com - Streamlines bill entry, approval routing, and secure payments for small to mid-sized businesses.
  3. 3#3: Tipalti - Provides global mass payments and AP automation with multi-level invoice approval workflows.
  4. 4#4: AvidXchange - Delivers end-to-end AP automation including invoice coding, approvals, and electronic payments.
  5. 5#5: Procurify - Manages purchase requisitions through invoice approval with customizable workflows and integrations.
  6. 6#6: Precoro - Offers intuitive purchase order and invoice approval workflows with budget tracking for SMBs.
  7. 7#7: Coupa - Enterprise spend management platform with advanced invoice matching and multi-step approval processes.
  8. 8#8: NetSuite - Cloud ERP solution featuring robust AP invoice approval workflows integrated with accounting.
  9. 9#9: Esker - AI-driven AP automation for invoice processing, validation, and configurable approval routing.
  10. 10#10: Basware - Comprehensive procure-to-pay suite with e-invoicing and automated approval workflows for enterprises.

We ranked these tools based on factors such as automation proficiency, workflow customization, scalability, integration capabilities, and overall user experience, ensuring they deliver robust value across varied business requirements.

Comparison Table

Efficient invoice approval workflows are key to maximizing productivity and accuracy for modern businesses. This comparison table explores leading tools like Stampli, Bill.com, Tipalti, AvidXchange, Procurify, and more, outlining features, usability, and integration strengths to help readers find the best solution for their needs.

1Stampli logo9.5/10

Automates invoice data capture, approval workflows, and payments with real-time collaboration for faster AP processing.

Features
9.7/10
Ease
9.3/10
Value
9.1/10
2Bill.com logo9.2/10

Streamlines bill entry, approval routing, and secure payments for small to mid-sized businesses.

Features
9.5/10
Ease
8.8/10
Value
9.0/10
3Tipalti logo8.7/10

Provides global mass payments and AP automation with multi-level invoice approval workflows.

Features
9.2/10
Ease
7.8/10
Value
8.4/10

Delivers end-to-end AP automation including invoice coding, approvals, and electronic payments.

Features
9.2/10
Ease
8.0/10
Value
8.3/10
5Procurify logo8.6/10

Manages purchase requisitions through invoice approval with customizable workflows and integrations.

Features
9.1/10
Ease
8.4/10
Value
8.0/10
6Precoro logo8.6/10

Offers intuitive purchase order and invoice approval workflows with budget tracking for SMBs.

Features
9.1/10
Ease
8.7/10
Value
8.2/10
7Coupa logo8.7/10

Enterprise spend management platform with advanced invoice matching and multi-step approval processes.

Features
9.4/10
Ease
8.1/10
Value
8.2/10
8NetSuite logo8.2/10

Cloud ERP solution featuring robust AP invoice approval workflows integrated with accounting.

Features
9.1/10
Ease
6.7/10
Value
7.4/10
9Esker logo8.1/10

AI-driven AP automation for invoice processing, validation, and configurable approval routing.

Features
8.7/10
Ease
7.9/10
Value
7.5/10
10Basware logo8.2/10

Comprehensive procure-to-pay suite with e-invoicing and automated approval workflows for enterprises.

Features
8.7/10
Ease
7.4/10
Value
7.9/10
1
Stampli logo

Stampli

specialized

Automates invoice data capture, approval workflows, and payments with real-time collaboration for faster AP processing.

Overall Rating9.5/10
Features
9.7/10
Ease of Use
9.3/10
Value
9.1/10
Standout Feature

Direct invoice communication via email/SMS push approvals, allowing approvers to act without logging in

Stampli is a cloud-based AP automation platform specializing in invoice management and approval workflows, automating the entire procure-to-pay process. It uses AI-powered OCR to capture and process invoices from any source, routes them through customizable multi-level approval chains, and provides real-time visibility and collaboration tools. The software integrates deeply with ERPs like NetSuite, QuickBooks, and Sage, enabling seamless data sync and payment automation.

Pros

  • Highly customizable approval workflows with real-time collaboration
  • Seamless integrations with 100+ accounting systems
  • AI-driven invoice processing and duplicate detection

Cons

  • Pricing can be steep for very small businesses
  • Initial setup requires ERP integration expertise
  • Limited advanced analytics compared to enterprise competitors

Best For

Mid-sized businesses with high invoice volumes looking to streamline AP without replacing their existing ERP.

Pricing

Quote-based pricing starting at around $250/month, scales with invoice volume and users; free trial available.

Visit Stamplistampli.com
2
Bill.com logo

Bill.com

specialized

Streamlines bill entry, approval routing, and secure payments for small to mid-sized businesses.

Overall Rating9.2/10
Features
9.5/10
Ease of Use
8.8/10
Value
9.0/10
Standout Feature

Rule-based dynamic approval routing that automatically assigns bills to approvers based on criteria like amount, vendor, or GL code

Bill.com is a comprehensive accounts payable (AP) automation platform that excels in invoice approval workflows by automating bill capture, routing, and multi-level approvals. It enables businesses to create customizable approval chains based on rules like amount, vendor, or department, ensuring efficient review and payment processing. Integrated with major accounting tools like QuickBooks and Xero, it minimizes manual entry and supports mobile approvals for flexibility.

Pros

  • Highly customizable approval workflows with rule-based routing and multi-level approvals
  • Seamless integrations with accounting software and strong mobile app support
  • Advanced automation features like OCR bill scanning and duplicate detection

Cons

  • Steep learning curve for initial setup and advanced configurations
  • Pricing can be high for very small teams or low-volume users
  • Limited customization in reporting compared to dedicated workflow tools

Best For

Mid-sized businesses and finance teams seeking end-to-end AP automation with robust, scalable invoice approval processes.

Pricing

Starts at $39/user/month (Essentials, billed annually), up to $79/user/month (Corporate tier); custom enterprise pricing available.

3
Tipalti logo

Tipalti

specialized

Provides global mass payments and AP automation with multi-level invoice approval workflows.

Overall Rating8.7/10
Features
9.2/10
Ease of Use
7.8/10
Value
8.4/10
Standout Feature

Global mass payments with automated tax withholding and compliance directly tied to approval workflows

Tipalti is a comprehensive accounts payable (AP) automation platform that excels in invoice management, including AI-powered data capture, configurable multi-level approval workflows, and PO matching. It streamlines the entire invoice-to-pay process with robust automation, compliance tools, and global payment capabilities supporting 196 countries. Designed for scaling businesses, it integrates seamlessly with ERPs like NetSuite and QuickBooks to reduce manual errors and accelerate approvals.

Pros

  • Advanced AI-driven invoice extraction and validation
  • Configurable approval workflows with mobile support
  • Integrated global payments and tax compliance (1099/W-8)

Cons

  • Enterprise-level pricing can be prohibitive for SMBs
  • Complex initial setup and onboarding process
  • Overkill for simple domestic invoice approvals

Best For

Mid-to-large enterprises handling high-volume, international invoices with complex approval needs.

Pricing

Quote-based enterprise pricing; scales with transaction volume, typically starting at $5,000+/month for mid-tier plans.

Visit Tipaltitipalti.com
4
AvidXchange logo

AvidXchange

specialized

Delivers end-to-end AP automation including invoice coding, approvals, and electronic payments.

Overall Rating8.7/10
Features
9.2/10
Ease of Use
8.0/10
Value
8.3/10
Standout Feature

Genie AI for rapid, touchless invoice data capture and coding

AvidXchange is a robust accounts payable (AP) automation platform specializing in invoice management, approval workflows, and electronic payments. It automates the entire invoice-to-pay process with AI-powered data capture via its Genie tool, customizable multi-level approval routing, and seamless integrations with ERP systems like QuickBooks, NetSuite, and Sage. Designed for mid-market businesses, it reduces manual processing, minimizes errors, and provides real-time visibility into AP operations.

Pros

  • Extensive integrations with 250+ accounting and ERP systems
  • AI-driven invoice digitization and data extraction for high accuracy
  • Comprehensive payment options including ACH, checks, and virtual cards

Cons

  • Pricing can be costly for small businesses with low invoice volumes
  • Initial setup and implementation may require significant time and training
  • Advanced customization options are somewhat limited compared to enterprise rivals

Best For

Mid-sized businesses with high invoice volumes seeking integrated AP automation and ERP compatibility.

Pricing

Quote-based pricing; typically starts at $1,000-$2,000/month for mid-market plans, often per invoice or user with volume discounts.

Visit AvidXchangeavidxchange.com
5
Procurify logo

Procurify

specialized

Manages purchase requisitions through invoice approval with customizable workflows and integrations.

Overall Rating8.6/10
Features
9.1/10
Ease of Use
8.4/10
Value
8.0/10
Standout Feature

Budget Guard, which automatically enforces budgets and prevents overspending during invoice approvals

Procurify is a cloud-based spend management platform specializing in procurement automation, with robust invoice approval workflows that handle multi-level approvals, three-way matching (PO, receipt, invoice), and vendor payments. It provides real-time spend visibility through customizable dashboards and integrates seamlessly with ERP systems like NetSuite, QuickBooks, and Sage Intacct. Ideal for organizations aiming to reduce maverick spending and ensure compliance in the procure-to-pay cycle.

Pros

  • Automated multi-level approval workflows with mobile support
  • Strong three-way matching and AI-driven invoice processing
  • Comprehensive integrations with accounting and ERP software

Cons

  • Pricing can be steep for small businesses
  • Initial setup and customization require time
  • Advanced reporting features may feel limited without add-ons

Best For

Mid-sized enterprises needing end-to-end procurement control with efficient invoice approval automation.

Pricing

Custom quote-based pricing; typically starts at $25-50 per user/month, scaling with users and features.

Visit Procurifyprocurify.com
6
Precoro logo

Precoro

specialized

Offers intuitive purchase order and invoice approval workflows with budget tracking for SMBs.

Overall Rating8.6/10
Features
9.1/10
Ease of Use
8.7/10
Value
8.2/10
Standout Feature

OCR-powered invoice capture with automated three-way matching

Precoro is a cloud-based procurement and spend management platform that specializes in automating invoice approval workflows within the procure-to-pay process. It enables customizable multi-level approval chains, three-way matching of invoices to POs and receipts, and seamless integrations with accounting tools like QuickBooks, Xero, and NetSuite. The software also provides real-time budget tracking, mobile approvals, and analytics to minimize errors and accelerate processing.

Pros

  • Highly customizable approval workflows
  • Strong integrations with ERP and accounting software
  • Mobile app for on-the-go approvals

Cons

  • Pricing scales quickly for larger teams
  • Advanced analytics locked behind higher plans
  • Steeper setup for complex procurement integrations

Best For

Mid-sized businesses needing integrated procurement and invoice approval automation.

Pricing

Starts at $29/user/month (Essentials, billed annually); Pro at $39/user/month; Enterprise custom pricing.

Visit Precoroprecoro.com
7
Coupa logo

Coupa

enterprise

Enterprise spend management platform with advanced invoice matching and multi-step approval processes.

Overall Rating8.7/10
Features
9.4/10
Ease of Use
8.1/10
Value
8.2/10
Standout Feature

Intelligent Invoice Matching with AI-powered OCR and PO reconciliation for up to 90% touchless processing

Coupa is a comprehensive cloud-based spend management platform that includes robust invoice approval workflow capabilities within its procure-to-pay suite. It automates invoice capture via OCR, validates data against POs, routes approvals through customizable multi-level workflows, and integrates seamlessly with ERPs like SAP and Oracle. Designed for enterprises, it leverages AI for touchless processing, fraud detection, and spend analytics to optimize AP operations and ensure compliance.

Pros

  • Advanced AI-driven automation for high touchless invoice processing rates
  • Highly customizable approval workflows with mobile support
  • Deep integrations with ERPs and strong compliance tools

Cons

  • High cost suitable only for larger organizations
  • Steep initial setup and learning curve
  • Occasional complexity in configuration for non-standard workflows

Best For

Large enterprises with complex procure-to-pay needs requiring scalable invoice approval and spend analytics.

Pricing

Quote-based enterprise pricing; typically $100,000+ annually depending on user count, spend volume, and modules.

Visit Coupacoupa.com
8
NetSuite logo

NetSuite

enterprise

Cloud ERP solution featuring robust AP invoice approval workflows integrated with accounting.

Overall Rating8.2/10
Features
9.1/10
Ease of Use
6.7/10
Value
7.4/10
Standout Feature

SuiteFlow no-code workflow builder for dynamic, multi-level invoice approvals tied to business rules and hierarchies

NetSuite is a comprehensive cloud-based ERP platform that includes robust invoice approval workflows as part of its accounts payable module. It enables automated invoice capture, customizable multi-level approval routing, matching against POs, and integration with general ledger for seamless financial processing. While powerful for enterprises, it embeds these capabilities within a full business management suite rather than focusing solely on invoice approvals.

Pros

  • Highly customizable approval workflows with rule-based routing
  • Deep integration with ERP financials, inventory, and procurement
  • Scalable automation including AI-driven invoice processing

Cons

  • Steep learning curve and complex initial setup
  • Prohibitively expensive for small to mid-sized businesses
  • Overkill for organizations needing only standalone invoice approvals

Best For

Large enterprises requiring integrated ERP with advanced invoice approval workflows alongside full financial management.

Pricing

Custom enterprise pricing, typically starting at $10,000+ annually plus $99/user/month; requires quote.

Visit NetSuitenetsuite.com
9
Esker logo

Esker

enterprise

AI-driven AP automation for invoice processing, validation, and configurable approval routing.

Overall Rating8.1/10
Features
8.7/10
Ease of Use
7.9/10
Value
7.5/10
Standout Feature

Synergy AI platform for intelligent invoice matching, anomaly detection, and predictive insights

Esker is an AI-powered accounts payable automation platform specializing in end-to-end invoice management, including capture, validation, approval workflows, and payment processing. It uses intelligent document processing to extract data from invoices in any format, routes them through configurable multi-level approval hierarchies, and integrates deeply with ERP systems like SAP, Oracle, and Microsoft Dynamics. The solution emphasizes compliance, fraud detection, and efficiency gains for high-volume invoice environments.

Pros

  • Advanced AI-driven invoice capture and data validation with high accuracy
  • Highly configurable approval workflows supporting mobile and multi-level routing
  • Seamless integrations with major ERPs and strong compliance tools

Cons

  • Enterprise-level pricing may be prohibitive for small businesses
  • Initial setup and customization often requires professional services
  • User interface feels dated compared to newer SaaS competitors

Best For

Mid-to-large enterprises with complex, high-volume invoice approval needs and existing ERP integrations.

Pricing

Custom quote-based pricing, typically subscription per invoice volume or user; starts at around $5,000-$10,000 annually for mid-tier deployments.

Visit Eskeresker.com
10
Basware logo

Basware

enterprise

Comprehensive procure-to-pay suite with e-invoicing and automated approval workflows for enterprises.

Overall Rating8.2/10
Features
8.7/10
Ease of Use
7.4/10
Value
7.9/10
Standout Feature

Basware Network, the world's largest open e-invoicing ecosystem enabling direct supplier connectivity and regulatory compliance worldwide.

Basware is a robust procure-to-pay platform specializing in AP automation, including sophisticated invoice approval workflows that handle capture, validation, matching, and multi-level approvals. It supports configurable routing rules, mobile approvals, and integration with major ERPs like SAP and Oracle for seamless data flow. The solution emphasizes global compliance, real-time analytics, and touchless processing to streamline invoice management for enterprises.

Pros

  • Extensive global e-invoicing compliance in 100+ countries
  • Deep ERP integrations and automation capabilities
  • Advanced analytics for spend visibility and fraud detection

Cons

  • Complex implementation requiring significant setup time
  • Higher cost suitable mainly for enterprises
  • Steeper learning curve for non-technical users

Best For

Large multinational enterprises needing compliant, scalable invoice approval workflows integrated with existing ERP systems.

Pricing

Custom enterprise pricing via quote, typically starting at $50,000+ annually based on users, modules, and transaction volume.

Visit Baswarebasware.com

Conclusion

The reviewed tools collectively redefine invoice approval workflows, with Stampli emerging as the top choice due to its seamless automation of data capture, real-time collaboration, and accelerated AP processing. Bill.com stands strong for small to mid-sized businesses with its streamlined routing and entry, while Tipalti excels for global payments and multi-level approvals. Every option offers distinct value, ensuring a suitable fit for various organizational needs.

Stampli logo
Our Top Pick
Stampli

Take the first step toward efficient AP management—explore Stampli to experience automated workflows that save time and reduce errors, boosting your team’s productivity.