List of the Top 11 On-Prem Billing and Invoicing Software in 2025

Firmao CRM software enables you to establish a comprehensive customer database that streamlines the customer acquisition process, enhances conversion rates throughout the sales journey, and provides thorough support to your current clientele. This platform is designed to optimize the operations of the sales department, including managing the sales funnel effectively, while also functioning as a contact center for your loyal customers. Efficiently managing your customer base allows for numerous opportunities, such as: - Automating sales processes - Boosting sales volumes - Maintaining effective communication with clients - Providing all-encompassing customer service - Executing orders for clients seamlessly This software is particularly beneficial for organizations that need consistent engagement with leads and partners. Additionally, Firmao's CRM solution is tailored for strategic growth, with a user-friendly interface that can be set up in just one to two weeks, making it an ideal choice for businesses looking to enhance their customer relationship management effortlessly. Ultimately, adopting Firmao can lead to a more organized and productive sales environment.

1CRM is an incredibly adaptable all-inclusive customer relationship management system designed specifically for the thorough management of small to medium-sized enterprises. Its main advantage lies in the seamless incorporation of order management functions—such as quotes, invoices, product catalogs, purchase orders, and inventory tracking—alongside customer service and project management, all within a single cohesive CRM structure. This integration enables businesses to streamline operations and enhance efficiency across various departments.

As a frontrunner in the telecommunications billing software and tax compliance sector, we cater to Telcos, MSPs, VoIP providers, WISPs, and CLECs. Since 1989, SBS has been instrumental in assisting competitive telecom companies in achieving growth and sustaining profitability. With IntegriBill, telecommunications businesses that operate with various carriers, products, and switch types can generate a single convergent invoice efficiently. We guarantee that your invoicing remains compliant with tax regulations, while also ensuring your clients do not overpay on telecom taxes. Our services include: * Regulatory and Tax Calculation * Tax Exemption Tracking * Tax Mapping Assistance * 499 Reporting Assistance * Traffic Studies * Commission module (Flat rate, % Gross, or % Net) * Hosted Agent Portal * Collections Module * Integrated ACH/Credit Card processing * Hosted End User Portal * Quickbooks Online Integration * RESTful API * Call Detail Jurisdictionalization & Rating A significant number of our clients have trusted us for over a decade, a testament to our exceptional team's ability to maintain a high retention rate. Our development team is required to spend at least a year within the operations department prior to transitioning to coding responsibilities, ensuring they possess up-to-date knowledge of tax and compliance regulations. This commitment to staff training not only enhances our service quality but also reinforces our reputation in the industry.

The Web Office Suite is an essential tool for enhancing the efficiency of your business operations. This premium solution is tailored to fulfill all the backend needs of various organizations, including websites, corporations, and enterprises. Specifically designed for those seeking administrative support in their field, it focuses primarily on managing invoices and client information. The comprehensive dashboard feature enables you to evaluate your business reports effectively. For any enterprise that depends on an online presence, this product is vital. After completing the integration process, you will be able to leverage all the available features to their fullest potential. The flexibility offered by the Web Office Suite ensures that your clients receive excellent service, which in turn leads to positive feedback. Ultimately, this office suite will play a crucial role in advancing the progress of your business and improving overall customer satisfaction. Embracing such technology can significantly streamline your daily operations and enhance productivity.

Plus & Minus is a comprehensive ERP financial platform designed with a unified file system at its core. It provides collaborative features for accounting and procurement, as well as tools for overseeing sales, generating operational reports, and performing various other tasks. Users of Plus & Minus can effectively keep track of sales, handle essential financial operations, and produce tailored business reports while also managing important documents. Moreover, Plus & Minus offers flexibility in deployment, allowing users to choose between on-premises solutions or cloud-based options for their operations. This adaptability ensures that businesses can optimize their resource planning according to their specific needs and preferences.

InvoiceTemple was specifically tailored for the needs of small business owners. Our application presents a straightforward interface that empowers entrepreneurs to generate polished invoices effortlessly. With a suite of features designed for efficiency, InvoiceTemple simplifies the invoicing process, catering to users of all technological backgrounds. Users can choose from a range of customizable templates, enabling them to personalize their invoices with their logos, business information, and distinctive color schemes. This degree of customization not only elevates the professionalism of the invoices but also reinforces brand identity, fostering greater trust among customers and clients. Additionally, InvoiceTemple integrates purchase orders and records seamlessly, which helps eliminate the hassle of manual data entry while ensuring precision in financial documentation. This streamlined approach not only saves time but also enhances overall operational efficiency for small businesses.

ActiveCollab provides comprehensive project management capabilities, allowing users to take full command of their tasks. With a well-rounded set of features, this software aids in maintaining organization and enhancing focus on various projects. It offers functionalities such as time tracking, managing workloads, analyzing project profitability, setting task dependencies, invoicing, collaboration tools, and integrating with third-party applications. This versatile tool is suitable for diverse teams, ranging from expansive multinational enterprises to smaller startups and larger corporate groups, making it an adaptable choice for any organization looking to streamline their project management processes.

Experience payment processing without any merchant fees and no hidden charges with EzPay America. Our exceptional customer service ensures transparency, as we guarantee that there will be no undisclosed fees for merchant services or ACH payments. We recognize the frustration of receiving inflated statements, which is why we promise that our charges will never exceed zero, regardless of whether your monthly card processing is $5,000 or an impressive $5,000,000 annually. With us, you can say goodbye to merchant fees for good, and our cash discount programs are readily accessible across all states in the US. Not only do we not impose monthly fees, but we also provide a detailed monthly statement that highlights your savings compared to traditional service costs. Additionally, we believe that there should be no charges for closing out at the end of the business day, allowing you to batch as many transactions as you wish without extra costs. This feature exemplifies the numerous advantages of choosing EzPay America's innovative payment system for your business.

ChargeOver is an independent, online billing and invoicing platform suitable for businesses across various sectors. This cost-effective solution for recurring billing and payments is packed with features, including a self-service portal for customers and both standard and customizable reporting options. Users can set up invoicing and billing processes tailored to their needs, along with the ability to personalize communications related to billing. ChargeOver streamlines the management of recurring subscriptions and payments, enhancing customer service while saving time and boosting cash flow, ultimately leading to reduced expenses. Additional functionalities encompass automated dunning processes, support via phone, chat, and email, a fully searchable database, a customer payment portal, custom payment links, and a wide array of other features designed to facilitate seamless financial management. Overall, ChargeOver empowers businesses to manage their billing systems efficiently and effectively.

Easily create and tailor professional invoices, which streamlines the management of receipts and overdue payments, while also benefiting from recurring billing to boost your cash flow. Manage all sales, accounts, and inventory effortlessly across your branches, warehouses, or franchises using any device, facilitating smooth stock transfers between locations. Enjoy powerful yet user-friendly accounting tools, including journal entries and cash management, enabling access to essential reports in just a few clicks. Stay vigilant over every financial transaction to ensure your organization maintains a robust financial standing. Utilize comprehensive business analytics with in-depth drill-down reports that improve data tracking and enhance your decision-making processes. No matter where you are, you can easily keep tabs on the financial health of your entire business. Implement a straightforward inventory management system that allows you to monitor and evaluate stock across multiple warehouse locations, while serialized inventory tracking helps avoid stock shortages by keeping tabs on individual items. Create customized bar-code labels for your products, which make for quick printing and scanning at checkout, streamlining the billing process further. Transition to digital billing seamlessly by adopting mobile barcode scanning, which boosts your operational efficiency and enhances the customer experience. This system also improves inventory forecasting capabilities, empowering you to make better-informed purchasing decisions and adapt to changing market demands. By integrating these features, you can transform your financial operations and drive your business toward greater success.

InvoicePlane is a free and open-source invoicing software that evolved from the initial codebase of FusionInvoice version 1.x, which was developed by Jesse Terry. Initially, FusionInvoice was released as open-source software, but it later shifted to a commercial model with the launch of version 2.x. The main idea behind InvoicePlane is to offer users an application they can deploy on their own servers, simplifying the processes of invoicing and client management. It is especially designed for freelancers, independent contractors, and small to medium-sized businesses looking for a reliable and intuitive invoicing tool without the expense associated with premium software options. Moreover, the application enjoys the support of community contributions, which have allowed it to be translated into multiple languages, and there are plans to expand these translations further in the future. This active collaboration not only improves accessibility but also extends its reach to a more diverse audience in various parts of the world. Ultimately, InvoicePlane seeks to empower users by providing a cost-effective solution tailored to their specific invoicing needs.