Best Billing Software - Page 25

How Many Billing Software Products Does G2 Track?

Total Products under this Category: 875

Category Stats (Sep 2026)

  • Average Rating: 4.41/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Billbooks (+16.67%) - Among all products in this category, Billbooks recorded the largest rating increase compared to last month

Last updated: September 01, 2026

How Does G2 Rank Billing Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 33,700+ Authentic Reviews
  • 875+ 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 Chargebee.

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=chargebee)

SimplyPayMe

SimplyPayMe is the mobile payments solution for SMEs all over the world. We've taken all the card payment methods you're used to seeing in the market, such as face to face, over the phone and via emailed paylinks, and put them all into a simple app you can download to your smartphone. You no longer need a bulky card reader which can break and be forgotten, instead just use your smartphone for everything. SimplyPayMe also features a sophisticated online dashboard, where you will be able to see complete customer and job lists of everyone you've serviced or sold to. On top of that, we help your business go green and paperless by handling everything from our app such as invoicing, quotes and receipts. For larger businesses we also have team management capabilities, where you can quickly and easily invite members to take payments on your behalf, while assigning tasks and scheduling jobs with our simple drag and drop calendar. All while remaining in complete control of your team, deciding on who sees what and their level of access. SimplyPayMe lets you get back to doing what you love to do: working with customers. It’s used face to face, in the office, at home, even at foreign trade shows! There is no limit to the level of flexibility offered to small business owners via our payments infrastructure.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate SimplyPayMe?

  • Accounting: 10.0/10 (Category avg: 8.7/10)
  • Payments: 10.0/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind SimplyPayMe?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of SimplyPayMe?

SliQTools

Helps you create, raise and track professional invoices, quotes and credit notes with a minimum of fuss.

Average Rating: 3.0/5.0

Total Reviews: 1

Who Is the Company Behind SliQTools?

  • Seller: SliQTools
  • HQ Location: N/A
  • Twitter: @SliQTools
    1,813 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are G2 Users Discussing About SliQTools?

SpeedInvoice

SpeedInvoice is designed so you can work together with your colleagues or on your own from several devices. You can work from a Windows PC, a Mac, an Android device or an iPhone or iPad. SpeedInvoice will let you invoice wherever you are.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind SpeedInvoice?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of SpeedInvoice?

SpiderG

We are a platform for businesses to eliminate emails, phone calls, paper documents and hassles associated with it.

Average Rating: 3.5/5.0

Total Reviews: 1

Who Is the Company Behind SpiderG?

Who Uses This Product?

  • Company Size: 100% Medium

Splynx

Splynx is a WISP billing and network management platform that helps providers automate workflows, streamline billing and payments, and reduce manual tasks. It offers powerful network management tools for centralized control, inventory, and equipment tracking, helping ISPs maintain reliable services. Splynx enables ISPs to focus on growth and customer satisfaction while managing operations efficiently. The platform’s advanced Radius server provides secure AAA capabilities across PPPoE, DHCP, IPoE, Hotspot, and more, with smart bandwidth management and inventory features to simplify asset tracking. Splynx’s core strength is its flexibility—thanks to its powerful APIs, ISPs can easily create custom modules or integrate third-party solutions, supporting a wide range of operations from customer setup to data management. This framework-based system empowers ISPs to scale and customize their workflows for efficient and scalable operations.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Splynx?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)
  • Accounting: 10.0/10 (Category avg: 8.7/10)
  • Payments: 10.0/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Splynx?

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About Splynx?

AI-generated summary from verified user reviews

Pros
  • Users value the exceptional customer support from Splynx, noting their responsiveness and dedication to addressing all concerns.
  • Users value the customizability of Splynx, as it adapts to their specific ISP needs with exceptional support.
  • Users appreciate the easy integrations of Splynx, praising their responsive support and commitment to customer satisfaction.
  • Users value the responsive integrations of Splynx, noting their exceptional support and commitment to customer satisfaction.
  • Users value Splynx's exceptional troubleshooting support, appreciating their commitment to addressing customer needs effectively.

What Are Recent G2 Reviews of Splynx?

Store4

Store4 is a cloud application where users can manage their entire order/billing/ shipping process smoothly.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate Store4?

  • Accounting: 6.7/10 (Category avg: 8.7/10)
  • Payments: 6.7/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Store4?

  • Seller: Store4
  • Year Founded: 2019
  • HQ Location: Osijek, HR
  • Twitter: @Store4c
    12 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Store4?

What Are G2 Users Discussing About Store4?

Swipez

Swipez is a payment collection platform.

Average Rating: 2.0/5.0

Total Reviews: 1

Who Is the Company Behind Swipez?

  • Seller: Swipez
  • Year Founded: 2014
  • HQ Location: N/A
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are G2 Users Discussing About Swipez?

TaskBiller

TaskBiller is a 360 degree billing and task tracking solution for businesses who bill clients on time.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind TaskBiller?

  • Seller: TaskBiller.com
  • Year Founded: 2009
  • HQ Location: Dublin, IE
  • Twitter: @taskbiller
    3 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of TaskBiller?

What Are G2 Users Discussing About TaskBiller?

The Billing Clerk

The Billing Clerk is a billing software that helps you manage your regular billing with the creation of professional bills and past due notices, with emailing capabilities and allows you to centralize your customer information.

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate The Billing Clerk?

  • Accounting: 6.7/10 (Category avg: 8.7/10)
  • Payments: 6.7/10 (Category avg: 8.6/10)
  • Management: 8.3/10 (Category avg: 8.8/10)

Who Is the Company Behind The Billing Clerk?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of The Billing Clerk?

What Are G2 Users Discussing About The Billing Clerk?

Transcepta

Transcepta is an intelligent procure-to-pay platform that enables Accounts Payable and Procurement teams to achieve 100% straight-through invoice processing across their supply chains, without scanning or OCR Imaging. Using artificial intelligence, the platform eliminates invoice exceptions, surfaces potential supply chain disruptions, and transforms the way that enterprise organizations manage and collaborate with suppliers. Since 2005, the world’s most respected companies have partnered with Transcepta for eProcurement and accounts payable automation to make informed, data-driven decisions, and drive increased profits.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind Transcepta?

  • Seller: Transcepta
  • Year Founded: 2005
  • HQ Location: United States
  • Twitter: @Transcepta1
    90 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    35 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Transcepta?

What Are G2 Users Discussing About Transcepta?

Tungsten e-Invoice Network

Tungsten Network's e-invoicing platform removes the friction from procure-to-pay processes. We process invoices in every corner of the world, driving down operating costs, stimulating cash flow and removing the risk of fraud for our customers.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate Tungsten e-Invoice Network?

  • Accounting: 10.0/10 (Category avg: 8.7/10)
  • Payments: 10.0/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Tungsten e-Invoice Network?

  • Seller: Tungsten Automation
  • Year Founded: 1985
  • HQ Location: Denver, CO
  • Twitter: @TungstenAI
    6,445 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,599 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Large, 50% Medium

What Do G2 Reviewers Say About Tungsten e-Invoice Network?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Tungsten e-Invoice Network, finding it very user-friendly for making changes.
  • Users appreciate the intuitive design of Tungsten e-Invoice Network, finding it easy to navigate and make changes.
  • Users find the user-friendly interface of Tungsten e-Invoice Network easy to navigate and highly adaptable.
Cons
  • Users find the difficult customization of Tungsten e-Invoice Network limiting, lacking flexibility to make necessary invoice changes.
  • Users face editing limitations after submission, wishing for a way to update invoices on the same day.
  • Users feel the lack of customization limits their ability to make necessary changes to submitted invoices.
  • Users find the lack of editing options after submitting invoices frustrating, wishing for more flexibility.

What Are Recent G2 Reviews of Tungsten e-Invoice Network?

What Are G2 Users Discussing About Tungsten e-Invoice Network?

UniFi

UniFi is a powerful and innovative platform with limitless use cases for finance and all connected departments. You get an extensive range of features that can be combined for an unlimited number of uses cases. UniFi is enterprise-grade software without the cost. It is one App to replace your 3rd party systems, giving you significant cost savings. It will enhance your Finance, ERP or HR system and keep your data in one place, giving you a single source of truth. This solution leverages modern technology to seamlessly adapt to the future office of the CFO and facilitate closer collaboration between finance and other departments. It can be fully configured and customized to meet diverse requirements, regardless of whether they are finance-related or not. Full users get access to: No-code Application Builder Business Process Management Automation Accounting Automation Middleware & Integration Excel Add-in Work OS Workflow Creator Business Intelligence Document Management Pre-installed Foundation Apps Machine Learning Artificial Intelligence Use cases: 1. Purchasing (P2P) 2. Sales (O2C) 3. Financial Accounting 4. Reporting and Analytics 5. Human Resources 6. Compliance and Audit 7. Middleware & Integration 8. Optical Character Recognition

Average Rating: 5.0/5.0

Total Reviews: 12

How Do G2 Users Rate UniFi?

  • Has the product been a good partner in doing business?: 8.8/10 (Category avg: 9.0/10)

Who Is the Company Behind UniFi?

Who Uses This Product?

  • Company Size: 38% Medium, 38% Small

What Are Recent G2 Reviews of UniFi?

UTM

UTM is a billing and provisioning software that is a convergent billing system for telecom operators and corporate sector.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate UTM?

  • Accounting: 10.0/10 (Category avg: 8.7/10)
  • Payments: 10.0/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind UTM?

  • Seller: NetUP
  • Year Founded: 2001
  • HQ Location: Miami Beach, US
  • LinkedIn® Page: www.linkedin.com
    29 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of UTM?

ValueFrame

ValueFrame PSA Pro is an ERP that provides tools for daily management of professional service companies.

Average Rating: 4.5/5.0

Total Reviews: 2

How Do G2 Users Rate ValueFrame?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)

Who Is the Company Behind ValueFrame?

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of ValueFrame?

Valyx

Valyx automates revenue management: Making receivables, collections and books-close seamless, easy and compliant. Quick to deploy on, powerful to grow on. We’re on the mission to make finance teams efficient and we’re just getting started.

Average Rating: 4.7/5.0

Total Reviews: 3

How Do G2 Users Rate Valyx?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)
  • Accounting: 10.0/10 (Category avg: 8.7/10)
  • Payments: 10.0/10 (Category avg: 8.6/10)
  • Management: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Valyx?

  • Seller: Valyx
  • Year Founded: 2023
  • HQ Location: Bengaluru, IN
  • LinkedIn® Page: www.linkedin.com
    10 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Medium, 33% Large

What Do G2 Reviewers Say About Valyx?

AI-generated summary from verified user reviews

Pros
  • Users value the automation capabilities of Valyx, enhancing efficiency and visibility in finance operations significantly.
  • Users value the supportive customer success team of Valyx, which enhances their overall experience with the product.
  • Users value the customization options of Valyx, enhancing efficiency and transforming their finance operations effectively.
  • Users value the ease of use of Valyx, citing its user-friendly design and seamless integration features.
  • Users love the hurdle-free integration of Valyx, allowing seamless connections with existing tools and workflows.

What Are Recent G2 Reviews of Valyx?

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