Best Free Usage-Based Billing Software

The first scalable monetization platform, for the modern billing stack. Eliminate risk, retain focus, and power more pricing and packaging options with less code. A monetization platform is a standalone middleware that sits between your application and your business applications, as part of the modern enterprise billing stack. Stigg unifies all the APIs and abstractions billing and platform engineers had to build and maintain in-house otherwise. Acting as your centralized source of truth, with a highly scalable and flexible entitlements management, rolling out any pricing and packaging change is now a self-service, risk-free, exercise. Stigg gives engineers fine-grained control over what can be packaged and priced separately. You can set limits and govern your customers’ commercial permissions at the feature level, abstracting away complex billing concepts from your code. Entitlements are the modern way to software monetization and truly flexible hybrid pricing.

Paddle is a subscription commerce and billing platform for Software and SaaS companies. It’s more difficult than ever to keep up with customer demands, to find new international growth opportunities, and to manage your internal resources effectively. With Paddle, you spend less time on fixing internal roadblocks and can focus on scaling your business. Paddle provides a full suite of tools from optimized checkout to sell your software, to recurring billing, fraud detection, manual invoicing, sales taxes, global currencies, customer support, analytics and much more, all in one platform. Choose how you want to sell, Paddle supports every type of sales motion. Optimize your checkout for conversions, scale your sales-assisted invoicing to more business accounts, and add subscription billing

Stripe Billing is the fastest way for your business to bill customers with subscriptions or invoices. Capture more revenue, support new products or business models, and accept recurring payments globally. Start collecting one-time or recurring payments via card, ACH, and other popular payment methods instantly. Test and roll out changes via our API or right in the Dashboard. Flexible billing logic for everything from per-seat pricing to metered billing out of the box. Support for coupons, free trials, prorations, add-ons, and overages is built-in. Reduce churn with smart retries, automated failed payment emails, and an automatic card updater. In 2021, Stripe Billing helped businesses recover 38% of failed payments on average. Understand your growth, churn, and financial health with automated reporting and revenue recognition. Easily sync billing and payments data with the rest of your workflows.

Maxio empowers growing B2B SaaS leaders to monetize their business and uncover critical financial insights in an unpredictable market. Natural growth isn’t a straight shot; it ebbs and flows along with the market. Wherever you are on your growth journey, Maxio gives you the tools to navigate your business through every inflection point. You need a system that can support your monetization model (no matter how simple or complex) without sacrificing the agility required to meet changing market demands. With Maxio, you’re always striking the right balance. Don’t let your systems hinder your ability to go to market. Maxio sits at the heart of your tech stack, automating the manual tasks that exist between your CRM, GL, and reporting tools. To navigate through an ever-changing market, you need insights today—not two weeks from now. Maxio gives you the ability to answer your toughest business questions quickly and accurately.

Whatever your subscription business, rely on Billsby for easy and accurate recurring billing. The most powerful, customizable and easy to integrate subscription billing software used by hundreds of companies worldwide to simplify revenue operations. Every Billsby account supports unlimited products, plans and cycles - making it really easy to support even the most complex plans. Once customers sign-up and as their subscription changes, use Zapier to complete follow up tasks across all of the other tools and services you use to run your business. Our drop-in checkout helps customers to sign up for your product quickly and easily, with low development effort. Customers can manage their own account with our drop-in account management tools - reducing service costs.

Handle recurring billing and payments effortlessly with Zoho Billing (formerly Zoho Subscriptions), a powerful subscription management software. With Zoho Billing, small businesses up to large enterprises can manage the entire customer life cycle--from accepting recurring payments to handling customer subscriptions--with ease. Top features include recurring billing, subscription management, subscription metrics, subscription finance, payment gateways, and a number of integrations. Effortlessly manage your products or services and pricing with a comprehensive product catalog. Make sales a breeze by optimizing sales strategies with flexible pricing models and the pricing table widget. Unleash seamless quotation, invoicing, and expense tracking. Handle projects and timesheets effortlessly, and generate e-invoices for swift and smooth transactions that comply with regional regulations.

Meter any infrastructure, platform, application or custom resource or feature. We provide an end-to-end usage data and consumption data infrastructure that serves as the system of record and a single source of truth. Our metering data infrastructure is a fully managed, full-featured platform for usage instrumentation. It comes with a rich set of APIs and language-specific SDKs that manage idempotency, deduplication, batching, and flushing. Chose from popular pre-build usage-based models such as per-unit, overage, volume, tiered, multi-attribute. Pricing plans come with full lifecycle management from creation, change management, deprecation and automatic transitioning of customer accounts. Just like the leading cloud service providers, Amberflo provides rich set of real-time usage and revenue explorer capabilities. Operate your business as the major cloud providers do with real-time usage and revenue data at your fingertips.

As your merchant of record, we handle the tax compliance burden so you can focus on more revenue and less headache. We’re your merchant of record. That means we handle payments, merchant fees, fraud, and sales tax without you lifting a finger. Launch your secure ecommerce website and start selling software, subscriptions, and digital downloads anywhere in minutes. Utilize no-code checkout links without worrying about design, mobile optimization, or payment integrations. It really is easy-peasy. Don't worry about merchant accounts and billing logic. Choose per seat, usage-based, and more. Customize as little or as much as you like. Automatically issue license keys for your software and apps after each sale. Deactivate, re-issue, and have full control over license management. Build an ecommerce website in minutes without coding or design skills. Customizable, SSL-secured, and mobile-optimized as standard.

Lago offers a self-hosted and cloud, scalable, and modular architecture for metering and usage-based billing, at every stage of your company. Ingesting up to 15,000 billing events per second. Lago’s event-based architecture provides a solid foundation for building a fair pricing model that scales with your business. Lago supports all pricing models. Create pay-as-you-go and hybrid plans in no time with our intuitive user interface or API. Create engaging marketing campaigns and increase conversion with coupons that customers can redeem to get a discount. Lago allows you to create one-time charges that are invoiced on the fly. Depending on the configuration of your plans, Lago automatically calculates what each customer owes you and generates invoices. Unlock recurring revenue opportunities for pay-as-you-go pricing models with Lago’s real-time prepaid credit features. The billing solution is loved by companies around the globe.

Schematic is a set of drop-in components that sit on top of Stripe for a complete purchasing experience. Launch, meter, and monitor features without ongoing code changes as your business grows. Instrument features and define policy for what your customers should have access to based on what they purchased. Add drop-in purchasing components beyond simple checkout such as upgrade/downgrade, customer portals, pricing tables, and usage meters. Define, enforce, and report usage-based metering in your product without changing a line of code. Connect to Stripe to keep your customers, products, and subscriptions in sync. Update plans, bundle & unbundle features, offer add-ons, support custom configuration, and handle exceptions. Manage exceptions with ease, grant seats, bump limits, and trial features. Complete account, billing, and usage context about each customer, all in one place. Schematic is committed to being reliable and lightning-fast.

​Flexprice is an open source, developer-first platform designed to simplify metering, pricing, and invoicing for SaaS and AI products. It enables teams to build usage-based, credit-based, or hybrid pricing models with full control. Flexprice's real-time usage metering allows you to define granular events, such as API calls, compute time, or custom actions, and track them reliably, even at scale. It supports prepaid and promotional credits, auto top-ups, and expiration rules, all configurable without extra logic. Its flexible pricing engine lets you define and iterate on seat-based, usage-based, or hybrid plans, override them per customer, and adapt pricing over time without additional engineering effort. With built-in feature management, you can define Boolean, metered, and config features per plan and customer, enforcing limits directly in your backend. Flexprice generates accurate invoices from real-time usage, subscriptions, or credits.

Subscription Billing Software. Save Time. Scale Revenue. Cut the time it takes to build monetization into your product. Our usage-based approach gets you up and billing in as little as one day. Our platform tracks customer activity first and applies your billing rules second. That means you can spend more time iterating your pricing models without changing billing code. Cheddar was created by software engineers tired of sitting in pricing meetings. We designed our platform so your software only needs to know what activity to track, isolating pricing from the codebase once and for all. In just a few API calls, Cheddar manages all the complexity of billing and collections - including activity tracking, pricing, subscription management, overage, invoicing, external payments, processing, underwriting, SaaS metric reporting, customer communications, and revenue optimization.

At BillPro, we empower businesses with a seamless, automated billing platform designed to simplify payment orchestration. Whether you’re managing one-off transactions, subscriptions, or metered billing, BillPro ensures effortless payment processing, invoicing, and tracking—all in one place. Our platform integrates smoothly with leading payment processors, providing real-time insights into billing activity, advanced fraud prevention, and a transparent pricing model. With personalized customer support, BillPro makes billing simpler, more secure, and more scalable. 🚀 Get started today!