Total Products under this Category: 795
Last updated: October 01, 2026
Why You Can Trust G2's Software 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.
Highlighted products: Xero, SAP Concur, BILL AP/AR, Stampli, Paylocity, Corpay Cross-Border, Payhawk, and Qonto.
Underlying data: [Grid® JSON](https://www.g2.com/categories/invoice-management/grids.json?focus%5B%5D=xero&focus%5B%5D=sap-concur&focus%5B%5D=bill-ap-ar&focus%5B%5D=stampli&focus%5B%5D=paylocity&focus%5B%5D=corpay-cross-border&focus%5B%5D=payhawk&focus%5B%5D=qonto)
Simple Invoice is a free online invoice generator that allows freelancers to send invoices in seconds, store clients credit cards, schedule recurring billing, and more.
At Simplicate, we help professional services firms thrive—by keeping things simple. Our unique approach strips away the unnecessary complexity from everyday processes, giving you a clear view of your projects and real-time insight into your financial performance. By combining powerful business software with hands-on advice, we make a real impact for over 1,600 clients across seven different industries. We are Simplicate. Your flow to success.
Average Rating: 4.5/5.0
Total Reviews: 1
AI-generated summary from verified user reviews
Rating: 4.5/5.0 stars
— Gazi S.
"Simplicate actually simplifies"
Rating: 4.5/5.0 stars
— Jeremiah I.
Connect G2 to Claude or ChatGPT for answers grounded in G2's trusted reviews, comparisons, and pricing from real user insights.
Siwapp is an open source web application that provides automatic invoices generation on a periodic basis, rectification invoices management.
Sliptree is a multilingual invoice app to simplify your bookkeeping through templates, tracking, and more.
Smapey is a modern invoicing software designed for small businesses to create invoices, track payments, and manage billing in one place. It simplifies financial workflows with an intuitive interface, automation features, and real-time tracking. Users can quickly generate professional invoices, monitor payment status, and streamline billing processes without complexity. Smapey is built for simplicity, speed, and ease of use, making it ideal for freelancers, startups, and small businesses.
SMART ADMIN is an integrated Project Management, Time sheet, Payroll and Invoice web app shared on subscription basis. The project management and Payroll tools can be customized for any geography. SMART ADMINencourages greater Collaboration @Work Place, and seek consistency in project execution with reduced operational risks. We are open to accommodate all configuration requests and act quickly to ensure easy implementation. SMART ADMIN can be configured for users across multiple countries and time-zones. It accommodates combination of currencies. and with Its customizable salary, leave and holiday packages SMART ADMIN is ideal for any organization, culture, and country. Overall, SMART ADMIN helps to digitize business operations with minimal investment. Here are the highlights. • Real Time Project /Program Progress • Assigning Task To Team Members • Time Sheet Entry Against Assigned Tasks • Option to approve timesheet entries by Manager • Task Monitoring against Completion of Hours • Calculation of Hours for Each Task • Option To Add Billable/Non- Billable Projects/Programs • Invoice Option for Completed Tasks • Time sheet mapping with project, compensation and invoice • Quick setup for employee roles • Encryption of all personally identifiable information • Zero installation, maintenance, and ownership cost • Integration of SMART ADMIN with web domain similar to www.your-website.com/manager • Customization Support for Configuration and Maintenance In addition to the project management option, the app can be used for generating payroll and invoice. All users need to update timesheet on daily basis and the same data points can be mapped for generating payroll and invoice; but optional. Prior to that the pay structure and Leave or Time off needs to be defined. Similarly, there is an option to add clients for each project and the same tasks can be used to generate invoice.
martBill is Romania's leading invoicing, inventory management, and accounting software, trusted by over 170,000 companies. Founded in 2007 in Sibiu, it is a cloud-based SaaS platform designed for small and medium-sized enterprises (SMEs), helping them manage invoicing, document delivery, stock management, and tax compliance — including full integration with Romania's mandatory e-Invoicing system (e-Factura). SmartBill simplifies complex Romanian fiscal obligations, from VAT reporting to SAF-T declarations, making it the go-to solution for entrepreneurs and accountants navigating the country's regulatory landscape.
SmartInvoice is a comprehensive online invoicing and revenue management solution designed for large enterprises in the UAE and beyond. It automates billing, reconciliation, payment reminders, multi-currency processing, VAT compliance, and financial analytics—streamlining your entire invoicing workflow. Key Features Automated Invoice Generation & Batch Invoicing to optimize repetitive billing cycles Smart Payment Reminders that automatically follow up on overdue invoices—improving cash flow Customizable Templates with branding elements like logos, fonts, and personalized messages VAT-Compliant Invoicing, aligned with UAE regulations Advanced Dashboards to track revenue, overdue payments, customer analytics, and more Multiple Payment Gateway Integrations to provide flexible payment options Multi-Currency Support for global transactions Multilingual Interface, including Arabic and English, for regional adaptability
SMASH Invoices turns a 30-second voice note into a professional, GST-compliant quote or invoice. Built for Australian tradies, cleaners, handymen, and service workers who work with their hands — not a keyboard.
🏢 What is InvoiceXpress? InvoiceXpress is a powerful, easy-to-use POS billing and invoicing software designed to help small and medium-sized businesses simplify their operations, improve efficiency, and gain full control over sales and inventory management. Built with a modern interface and practical features, InvoiceXpress serves as a comprehensive solution for retailers, wholesalers, service providers, and multi-location businesses seeking reliable and intelligent billing software. Our software combines speed, flexibility, and real-time data insights to help business owners process transactions, generate professional invoices, track inventory levels, and monitor sales performance — all in one unified platform. Whether you're running a retail shop, a grocery store, a restaurant, or a service center, InvoiceXpress offers the tools you need to operate efficiently and grow your business confidently. With dedicated dashboards for Sales and Inventory, users get a quick overview of daily performance, revenue trends, stock levels, top-selling products, and low-stock alerts — making business decisions easier and faster. InvoiceXpress supports customizable invoices, multi-user access, barcode scanning, cloud backup, offline billing, and GST/VAT-compliant billing, making it ideal for modern business environments. Our mission is to empower businesses with smart, affordable software that simplifies billing and operations — without the need for technical expertise or long training sessions. We focus on ease of use, speed, and accuracy, helping business owners save time, reduce manual errors, and serve customers better. We understand the challenges faced by small and growing businesses. That’s why InvoiceXpress is designed to be scalable, intuitive, and customizable — whether you're a single-store owner or managing multiple branches. With InvoiceXpress, you’re not just getting a billing tool; you’re investing in a complete retail and inventory management system that evolves with your business.
