Partum Software vs. Sigma IT Software Accounting & Billing Comparison Chart

FlexPay is the leading failed payment recovery solution for businesses with a subscription or recurring billing payment model. FlexPay’s innovative platform uses multiple technologies to achieve the highest number of retained customers, resulting in reduced involuntary churn, longer life span after recovery, and higher revenue. Leading brands like LegalZoom, Hooked on Phonics, and ClinicSense trust FlexPay to recover failed payments, reduce churn, and increase customer lifetime value. FlexPay’s AI-driven INVISIBLE RECOVERY™ technology works directly with the payments system to quickly resolve failed payments without customer involvement. When customer help is needed, ENGAGED RECOVERY™ maintains a positive customer experience. FlexPay integrates with 100+ billing and payment processing systems including Stripe, ARIA, Recurly, and Chargebee, meaning quick set-up, no disruptions to billing, and instant recovery improvements compared to traditional in-house recovery methods.

Nue is the #1 Revenue Lifecycle Platform on Salesforce designed to meet the GTM, subscription management and billing needs of the modern business. Configure dynamic pricing. Sell on any channel (self-service + direct sales + in-app). Expand customer revenue and manage renewals. Know exactly what to bill and when. With Nue, RevOps teams can rapidly deploy opportunity-to-cash processes for direct and self-service sales – all the while delivering complete, accurate analytics to Finance. Nue is built for high growth SaaS companies looking for a new way to manage their revenue flows end-to-end that’s not a rigid, IT-heavy CPQ or billing solution.

Regpack is a smart online registration and payment platform that automates onboarding, billing, and client communication in one secure system. Trusted by thousands worldwide, Regpack streamlines how you collect payments, manage forms, and reduce manual work—giving you real-time insight into every part of your registration process. Looking for camp or course registration software with built-in payment tools? Regpack connects forms, billing, reporting, and communication, so you can automate recurring invoices, offer flexible plans, and track revenue all in one place. Key features include automated invoicing and reminders, dynamic form creation, real-time reporting, and integrated email tools. Whether you manage one program or scale across multiple locations, Regpack adapts to your workflow—so you can focus on growing your programs, not chasing paperwork.

Make invoicing and billing painless for your small business with FreshBooks. A top-rated invoice and accounting software for self-employed professionals and small businesses, FreshBooks offers a fast, easy, and secure way of crunching numbers so companies can focus on doing the work they love. It offers a wealth of powerful features that includes invoicing, expense tracking, time tracking, project management, payment processing, and reporting. FreshBooks also lets users work from anywhere with the Freshworks mobile app.

InterProse ACE is a modern, web-based debt recovery software solution built for collection agencies who specialize in consumer or commercial debt, including property management, healthcare, education, and government accounts. ACE also serves collection attorneys, property managers, original creditors, financial institutions and government entities. Developed to be flexible and configurable with no one business case in mind, our feature-rich debt collection application helps users easily manage their accounts, set up custom payment plans, process billing, issue client invoicing and reports, manage legal judgments, report/analyze their data in custom templates, automate just about any manual process and do it all in a highly efficient and cost-effective way. Key features include account bundling, account-level documents attachments, heavy process automation, client access, trust accounting, credit reporting, consumer self-service tools, and numerous tech integrations.

BILL (NYSE: BILL) is a leading financial operations platform for small and midsize businesses (SMBs). As a champion of SMBs, we are automating the future of finance so businesses can thrive. Our integrated platform helps businesses to more efficiently control their payables, receivables and spend and expense management. Hundreds of thousands of businesses rely on BILL’s proprietary member network of millions to pay or get paid faster. Headquartered in San Jose, California, BILL is a trusted partner of leading U.S. financial institutions, accounting firms, and accounting software providers. For more information, visit bill.com.

Tabs3 Software by ProfitSolv offers a reliable, easy-to-use, seamlessly integrated suite of products that help small to midsized law firms become more organized and productive. Flexible solutions include legal billing, practice management, accounting, payment processing, CRM, and website services. Tabs3 products are designed with security and advanced performance in mind and are trusted by tens of thousands of legal professionals who use them daily. Choose from Tabs3 Cloud, hosted, and on-premises server options. All include outstanding US-based support. Schedule a personal demo to explore how Tabs3 can empower your team. Learn more at Tabs3.com.

Melio is an accounts payable tool built to simplify bill payments, boost workflow efficiency, and optimize cash flow for businesses of all sizes. To get started, try all of Melio's features free for 30 days! Pay vendors online through bank transfers or credit/debit cards, even if they typically accept checks—Melio manages the manual work for you. Effortlessly integrate with QuickBooks and Xero to ensure your financial records stay current. With Melio, pay by bank transfer or card to extend cash flow and earn rewards. Adding vendor or bill details is a breeze—input them manually, upload files, or take a photo of invoices. Schedule payments to align with your cash flow, and let Melio handle the rest. International vendor payments are made easy by paying in their local currency for products and services your business needs. The Melio mobile app, available for iOS and Android, lets you monitor and manage payments anytime, giving you full control over your finances on the go.

Fishbowl is the #1 selling manufacturing and warehouse management software for QuickBooks. Designed for small and medium-sized businesses, including manufacturers, distributors, and service providers, Fishbowl gives businesses the flexibility to stay within the QuickBooks platform for accounting while seamlessly integrating advanced inventory features with it. It also offers multi-location tracking, work orders, bills of materials, barcoding, shipping, auto reorder points, and integrations with EDI, shopping carts, merchant services, and other business solutions. If you are looking for an affordable inventory management solution that can help your business take advantage of the latest technology to streamline operations and save time and money, Fishbowl is a great option.

The first scalable monetization platform, for the modern billing stack. Eliminate risk, retain focus, and power more pricing and packaging options with less code. A monetization platform is a standalone middleware that sits between your application and your business applications, as part of the modern enterprise billing stack. Stigg unifies all the APIs and abstractions billing and platform engineers had to build and maintain in-house otherwise. Acting as your centralized source of truth, with a highly scalable and flexible entitlements management, rolling out any pricing and packaging change is now a self-service, risk-free, exercise. Stigg gives engineers fine-grained control over what can be packaged and priced separately. You can set limits and govern your customers’ commercial permissions at the feature level, abstracting away complex billing concepts from your code. Entitlements are the modern way to software monetization and truly flexible hybrid pricing.