Best Billing Software - Page 42

How Many Billing Software Products Does G2 Track?

Total Products under this Category: 911

Category Stats (Nov 2026)

  • Average Rating: 4.41/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Pennylane (+3.38%) - Among all products in this category, Pennylane recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank Billing Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 34,900+ Authentic Reviews
  • 911+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Billing Software

G2 Grid® for Billing Software plotting products by satisfaction and market presence

Highlighted products: NetSuite, Xero, PayPal Invoicing, BILL AP/AR, Square Point of Sale, Zoho Invoice, Stampli, and QuickBooks Bill Pay.

Underlying data: [Grid® JSON](https://www.g2.com/categories/billing/grids.json?focus%5B%5D=oracle-netsuite&focus%5B%5D=xero&focus%5B%5D=paypal-invoicing&focus%5B%5D=bill-ap-ar&focus%5B%5D=square-point-of-sale&focus%5B%5D=zoho-invoice&focus%5B%5D=stampli&focus%5B%5D=quickbooks-bill-pay)

IncoDocs

IncoDocs’ online software brings together your invoicing & export documentation in one place to streamline the way you work and eliminate data re-entry and costly human errors.

Who Is the Company Behind IncoDocs?

  • Seller: IncoDocs
  • Year Founded: 2016
  • HQ Location: Brisbane City, AU
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of IncoDocs?

Incomee

Incomee is the most intuitive, affordable, and smart way to automate your freelancer business and focus on what really matters. With Incomee, you can create beautiful proposals, track the progress of your projects, send invoices and get paid by clients.

Who Is the Company Behind Incomee?

Incusia

Incusia is invoicing software for small business owners, freelancers, and consultants who need to send professional invoices and get paid without dealing with complicated accounting software. Built on one promise: the price you sign up at is the price you pay forever. No annual increases. No hidden cancel button. No invoice caps designed to force upgrades. This is written contractually in the Terms of Service. Starting at $9 per month for unlimited invoices, unlimited clients, PDF exports, and payment collection. Pro tier at $29 per month adds automated reminders, recurring invoices, and multi-currency support. Lifetime option available at $99 one time. Also includes 10 free tools that require no signup: full invoice generator with PDF download, late fee calculator, freelance rate calculator, VAT calculator, receipt maker, estimate generator, purchase order generator, invoice number generator, payment terms generator, and Excel to PDF converter.

Who Is the Company Behind Incusia?

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How it works

Incusia invoicing

Incusia is invoicing software for small business owners, freelancers, and consultants who need to send professional invoices and get paid without dealing with complicated accounting software. Built on one promise: the price you sign up at is the price you pay forever. No annual increases. No hidden cancel button. No invoice caps designed to force upgrades. This is written contractually in the Terms of Service. Starting at $9 per month for unlimited invoices, unlimited clients, PDF exports, and payment collection. Pro tier at $29 per month adds automated reminders, recurring invoices, and multi-currency support. Lifetime option available at $99 one-time. Also includes 10 free tools that require no signup: full invoice generator with PDF download, late fee calculator, freelance rate calculator, VAT calculator, receipt maker, estimate generator, purchase order generator, invoice number generator, payment terms generator, and Excel to PDF converter.

Who Is the Company Behind Incusia invoicing?

Indirect Tax Compliance Platform

An award-winning automated solution, Cygnet Tax Tech's Indirect Tax Compliance platform helps businesses streamline GST returns preparation, validation, and filing. Seamless integration with e-Invoice and e-Way bill module allows enterprises to generate IRN, QR Code & e-Way bill No. enabling accurate compliances.

Who Is the Company Behind Indirect Tax Compliance Platform?

Infinite E-invoice

E-invoice is electronic invoicing software.

Who Is the Company Behind Infinite E-invoice?

  • Seller: Infinite
  • Year Founded: 1993
  • HQ Location: Danvers, US
  • LinkedIn® Page: www.linkedin.com
    41 employees on LinkedIn®

Inly

Simple, fast and beautiful invoicing.

Who Is the Company Behind Inly?

  • Seller: Inly
  • Year Founded: 2017
  • HQ Location: Nashville, US
  • LinkedIn® Page: www.linkedin.com
    3 employees on LinkedIn®

Inomial

Inomial is an Australian company specializing in subscription management and billing solutions across various industries, including telecommunications, Internet Service Providers , PayTV, utilities, cloud services, and IoT. Their flagship platform, 'Smile,' is a telco-grade solution designed to manage large-scale subscriptions with variable usage components. Smile is utilized in eight countries across the Asia-Pacific region and invoices over $400 million annually. Key Features and Functionality: - Service Request Management: Efficiently handle customer service requests. - Self-Service Portal: Empower customers with a portal for managing their accounts. - Activity Dashboard: Monitor and analyze billing activities in real-time. - Revenue Recognition: Accurately track and report revenue streams. - Product Catalog: Manage a comprehensive list of services and products. - Inventory Management: Keep track of available resources and services. - Contract/License Management: Oversee customer contracts and licenses. - Subscription Management: Handle recurring billing and subscription services. - Billing & Invoicing: Generate and manage invoices efficiently. - CRM Integration: Integrate with Customer Relationship Management systems. - Usage Tracking/Analytics: Monitor customer usage and generate analytics. - Electronic Payments: Process payments electronically, including ACH transactions. - Multi-Currency Support: Handle transactions in various currencies. - Sales Tax Management: Manage and apply appropriate sales taxes. - User Management: Control access and permissions for users. - Compliance Management: Ensure adherence to industry regulations and standards. Primary Value and Solutions: Inomial's Smile platform addresses the complexities of managing large-scale subscriptions with variable usage, providing a scalable and modern billing system that automates mediation, rating, billing, payments, and collections. This comprehensive solution enhances operational efficiency, improves cash flow, and ensures accurate billing for diverse services. By integrating seamlessly with various industry standards and APIs, Smile enables businesses to adapt to evolving market demands and deliver superior customer experiences.

Who Is the Company Behind Inomial?

  • Seller: Inomial
  • Year Founded: 1994
  • HQ Location: Englewood, Colorado, United States
  • LinkedIn® Page: www.linkedin.com
    7,480 employees on LinkedIn®

Instant Invoice

Instant Invoice is a free online invoice generator for freelancers, contractors, and small businesses. Create professional invoices in seconds — no signup required. Add your details, line items, taxes, and discounts, then download as a PDF or send directly to your client. With 50+ currency support, AI-powered invoice generation, and professionally designed templates in PDF, Word, and Excel, getting paid has never been faster or easier. Upgrade to Pro for unlimited invoices, payment buttons, and client management.

Who Is the Company Behind Instant Invoice?

Instant Invoice n Cashbook

Instant Invoice is invoicing software that manages customers, prepares estimates and invoices, and tracks customer payments and outstanding invoices.

Who Is the Company Behind Instant Invoice n Cashbook?

Instec Billing

Billing is more than just an invoice.

Who Is the Company Behind Instec Billing?

IntegriBill

IntegriBill is an accurate, affordable, feature-rich billing and customer care software for Telcos, UCaaS Providers, and MSPs. Clients benefit from low monthly minimums, affordable conversions, exceptional customer support, and nominal setup costs. Our #1 goal is to enable our customers to grow and remain profitable. Some of IntegriBill's many features include: Integrated Regulatory Compliance; Taxation; White label Billing; Management Dashboard; Commissioning (one time,5-based,splits); User Defined Service Bundles; Customer Portal; Credit Card Management & Tokenizaton, User Defined Security Roles; and an Agent Portal Since 1990, SBS has provided billing solutions & an expert understanding of what it takes to make companies selling telecom services successful. Our U.S-based support and programming staff has over 131 years of combined telecom industry experience.

Who Is the Company Behind IntegriBill?

Interkassa

Interkassa is an international payment aggregator. The service combines 70+ payment methods for accepting payments on websites, in-app or cashless offline. Interkassa serves over 4,000 businesses in Ukraine, CIS countries (except russia and belarus), Europe, Latin America, Africa and Asia. The platform offers a quick integration process via API or ready-made CMS plugin, flexible pricing plans and round-the-clock support.

Who Is the Company Behind Interkassa?

Nathan Calabrese
NC
Researched and written by Nathan Calabrese
Updated April 9, 2026