Send & Manage Invoices and Quotes for Freelancers & SMBs

A set of billing and subscription tools for developers and business people. Developers can use out-of-the-box functionality to get started quickly or use the composable API building blocks to design fully customized subscription logic and pricing models. Business people can create and manage subscriptions and invoices—and view detailed financial reports.

Chargebee is a subscription billing platform that lets you bill, manage and understand your SaaS or subscription based eCommerce business easily.

Streamline the way your employees report expenses, the way expenses are approved, and the way you export that information to your accounting package.

It provides free subscription metrics to help you identify opportunities and then tools to help you reduce churn, optimize pricing, and grow your subscription business end-to-end.

Employees can book domestic and international flights, reserve rental cars and make hotel and rail reservations - all from their smartphones or desktop browser. Thanks to the integration of travel with expense reporting, all itineraries and credit card charges are automatically imported.

It is the shopify subscription solution for online businesses. It makes it easy to transform one-time products into subscription options. It was built with the goal of making payments easy for customers. This was primarily by looking for ways for customers to reorder products

It is a drop-in metered billing system that gives you the flexibility to bill how you want. It enables software companies to offer usage-based billing. It helps companies meter customer usage, price according to flexible plans, and bill customers through payment gateways.

Free AI invoice generator for freelancers. Create professional PDF invoices in 30 seconds with AI — 50+ currencies, smart autofill, no signup, no watermark. Send, track & auto-remind for free.

Qonversion allows fast in-app subscription implementation. It provides the back-end infrastructure to validate user receipts and manage cross-platform user access to paid content on your app, so you do not need to build your own server.

It is a tool that lets you define and manage your SaaS application's pricing model following best PriceOps practices. It helps you to define a single source of pricing truth that can be safely and easily updated, with a simple JSON definition optimized for SaaS use cases. This keeps everything aligned as you find the best product-market fit.

It is one of the leading online invoice software in the market. The cloud based invoicing and billing software has catered to more than 3.5 million users around the globe since the past 16+ years. The software can be customized according to individual business need and works for Enterprises, Small Businesses and Freelancers.

It is an open-source platform to invoice, track payments, expenses, and time billable tasks for clients. Less time working, more time living. Create. Send. Get Paid.

Control how much, where & when employees spend money. Turn cards on/off with one click. Set spending limits, get real-time alerts & enjoy peace of mind.

Replace expense reports with unlimited virtual and physical cards. Automate your accounting, lower your bills, and earn 1.5% cash back on everything.

It is a SaaS platform empowering subscriptions app. It helps companies build and grow their mobile revenues by streamlining In-App Purchase integration.

Easily integrate subscriptions to your iOS app. View key metrics and send events to mobile analytics. Get cancellation insights and increase app revenue.

It is intuitive to use. Use the individual invoice template in your billing program and send your online invoice directly to your customer.

It automates the expense management process and offers a modern way to book business travel with an easy, mobile-first approach.

It is a complete online invoice software platform for small business invoicing, billing, reports and more to help you grow. It supports a variety of gateways that accept online payments to serve clients from all parts of the world. Select your favorite payment method and start billing.

QuoteMachine - Online sales documents that get you paid

Rev.io's back office and telecom billing software allows you to focus your energy on innovation and growth. It delivers a usage-based billing platform and a powerful customer management system to scale with your growing business.

WHMDC (WHMDeskCloud) is a self-hosted hosting automation and billing platform. It includes operational intelligence features such as revenue visibility, support performance monitoring, and infrastructure awareness directly within the core platform. Built in the UK, WHMDC focuses on automation, integrations, and a modern client and admin experience without per-client licensing fees.

It is a pricing and billing engine that enables SaaS companies to deploy, monitor, and experiment with custom subscriptions and complex models like usage-based pricing.

Offer usage-based billing to your customers without the work. It makes it easy for you to bill your customers based on what they use without a ton of work.

Upscribe helps fast-growing eCommerce brands get repeat, loyal customers at scale. We help you move beyond “managing” subscriptions and “dealing” with customers to engaging and delighting them.

It intends to go beyond making specific calculations of VAR and SARL, since it takes advantage of the path we have traveled in matters of extraction and consolidation of information from financial businesses, allowing the user to obtain more information from the company's "core" systems , and likewise exploit it in the best way.

API first invoicing service that allows developers to quickly integrate invoicing into their stack. Comes with multi-tenant support and a UI for managing data.

It is an open-source software for metering and usage-based billing. It's the best alternative to Chargebee, Recurly, or Stripe Billing for companies that need to handle complex billing logic.

It helps Shopify merchants to sell subscriptions without ripping their hair out. One of the game-changing features is group subscription discounts. The best way to think of this is like Spotify/Sprint family, but for subscriptions. Customers are happy when they get consistently lower pricing (vs. 1-time store credits) and merchants are happy when customers bring in friends at no cost.

It is a fast and convenient solution for effortlessly creating Invoices and Receipts.

It is an open-source web & mobile app that helps you track expenses, payments & create professional invoices & estimates.

With Rydoo, Travel and Expense management is a breeze. All you’ve got to do is get the app. The rest is a glide, for everyone.

TRAACS is an all-in-one travel agency management software with accounting, CRM, billing, reconciliation, and booking tools for B2B travel agencies and tour operators.

Track budgets, labor costs, expenses, payments, and margins in one Odoo project cost dashboard for better project visibility.

Dodo Payments is the Billing & Payments platform built for SaaS founders, AI-first products, and digital-first businesses. Instead of juggling 6-10 separate tools for payments, tax, and compliance, Dodo Payments acts as your Merchant of Record (MoR) so you can monetise in minutes, not months, and launch globally from day one without the overhead.

Credyt is real-time monetization infrastructure for AI. Observe your spend, control your exposure, and bill your customers across every pricing model.

Stop losing 5-15% of your MRR to failed payments. Rechurn uses AI to recover 70-85% of failed charges — 4x more than Stripe alone. 49€/month.

Clever Invoice is a SaaS platform and REST API for automated invoice generation, e-invoicing compliance, and document management. Built for developers and businesses in the DACH region. Supports XRechnung, ZUGFeRD 2.3, DATEV export, GoBD-compliant storage, and integrations via API with WooCommerce, Shopify, and third-party tools.

Streamline appointments, billing, customer management, and marketing with powerful tools for Salons, Spas & Beauty Clinics.

Directly buy Super Affordable AI plans on one platform, including alibaba coding plan, minimax coding plan, kimi coding plan, and glm coding plan, with better pricing at the same quota and model capability.

Billing platform for modern pricing

Workbass saas is easy to use CRM software that is designed for B2B. It include everything you need to run your businesses. like manage customers, projects, invoices, estimates, timelogs, con

Is the modern studio management platform for dance schools, music academies, and performing arts centers. Automated enrollment, billing, family portal, attendance tracking, and communications. Try free for 30 days.

Automate billing processes, manage subscriptions and gain insights with UniBee's open-source billing and payment management software.

Create professional invoices in minutes. Perfect for remote developers, freelance contractors, and digital nomads. Export to PDF instantly and get paid faster.

BetterRetain AI helps you automatically recover failed renewal payments on Stripe subscriptions with our Smart Retries System.

Brisk Invoicing is a simple online invoicing software for freelancers and small businesses to create professional invoices, manage clients and track payments with ease. It helps automate recurring invoices and keep billing organized, so you get paid faster with less effort.

Trek8 is a web-based SaaS built for tour operators and travel agencies to manage tours, clients, bookings, suppliers, and invoicing from a single dashboard — without complexity or expensive enterprise tools.

Easy Auto Detailing Software is a complete management platform tailored for car spas, detailing studios, ceramic coating centers, PPF installers, and multi-location automotive service brands. It rationalises your entire workflow, including online bookings, job cards, dent/scratch documentation, service tracking, billing, staff performance, WhatsApp notifications, and e-wallet management, allowing your team to focus on delivering top-quality detailing services. The AI-enabled platform offers dynamic features, including digital inspection forms, before-and-after photo comparisons, live job status updates, and secure customer approvals to ensure full transparency and prevent disputes. Inventory management for coatings, shampoos, and consumables keeps stock in check, while automated reminders encourage repeat visits for maintenance washes, ceramic coating top-ups, and AMC services. Owners benefit from a centralized dashboard offering sales analytics, technician productivity reports, customer history, and branch-level performance insights. Every aspect, from pickup/drop scheduling to digital invoicing, is managed efficiently and accurately. Easy Auto Detailing Software empowers automotive businesses to operate perfectly, communicate effectively, increase revenue, and deliver a premium, end-to-end customer experience.

APIXO is an affordable, performance‑first AI API platform that provides access to image, video, audio, and text models through one unified interface, delivering enterprise‑grade stability at a lower cost with unified routing, automatic failover, and transparent usage reporting.