Best Usage-Based Billing Software for WordPress

BlueSnap's All-in-One Accounts Receivable Automation solution, formerly Armatic, is the highest rated software solution for Payment Processing, Billing/Invoicing, Recurring Billing and Subscription Management. Billing and Invoicing: Create beautiful invoices with our powerful invoice editor synced into your accounting system. Provide a customer portal, automatic charging, payment collection, and apply late fees. Recurring Billing & Subscription Management: BlueSnap provides enterprise-class subscription billing management for fast-growing businesses worldwide. Enable trial periods, manage plans, or prorate subscriptions. Payment Processing: BlueSnap is processor agnostic and provides integrations to all types of payment solutions from credit card payments, ACH, SEPA to wires. We handle partial payments, automatic failed payment retry, and automatic payment recovery.

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.

Subscription Management, Recurring Billing and Payments radically automated for your European subscription business. The platform complies with European Standards EU-DSGVO and GOBD, has a strong REST API and offers a variety of ready-to-use integrations to European third-party vendors. With billwerk your subscription revenues grow faster, your costs are minimized and You steadily benefit from the high product innovation rate of othe platform.

RevCent is a cloud-based suite of business tools that empowers online sales, subscriptions, usage based billing, and trial offers. Manage the flow of credit cards with complex Payment Profiles, and recover declined charges with Decline Salvage Profiles. Dive deep into reporting with RevCent's tracking that lets you get insights on customers throughout their entire lifetime. Schedule a demo today for a Full overview of all the features.

​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.