SaaS Billing Software: Top Solutions for Streamlined Subscription Management

It's been a great time for SaaS companies, and it looks like the next few years will be just as good. With a Compound Annual Growth Rate (CAGR) of nearly 20%, market volume is estimated to grow to US$445.59bn by 2029.¹ But competition in the sector is getting tougher, and using the right tools can decide who will keep on growing and who won't.

This guide will show you the best billing systems for SaaS business and help choose the right one.

Top SaaS Billing Software Solutions

Maxio: Enterprise-Grade Subscription Management

Maxio is designed for scaling companies that require advanced financial controls. It supports hybrid billing models, allowing companies to mix subscription, usage-based, and one-time fees within a single platform. Maxio ensures ASC 606 and IFRS 15 compliance, making revenue recognition seamless.

Its built-in global tax compliance engine handles tax calculations across 120+ countries, reducing regulatory risks. Additionally, Maxio integrates with tools such as NetSuite, QuickBooks, and Xero, enabling a fully automated financial workflow.

Maxio offers a Grow plan at $599/month for businesses billing up to $100K monthly, while larger companies can opt for custom enterprise plans under the Scale package.

Chargebee: Scalable Dunning and Retention Tools

Chargebee is a great choice for companies focused on customer retention and revenue growth. Its AI-driven dunning system recovers up to 18% of failed payments by retrying transactions at optimal times.

Chargebee supports multi-currency transactions, automated tax handling, and advanced analytics to track key subscription metrics. The platform’s Salesforce and HubSpot integrations allow seamless alignment between billing and customer success teams, reducing churn.

Chargebee provides a Starter plan with a 0.75% fee after $250K in revenue, while the Performance plan is $599/month plus a 0.75% transaction fee.

Stax Bill: Predictable Cost Structure

Stax Bill is ideal for businesses that want transparent, flat-rate pricing with no unexpected fees. It automates recurring invoicing, tax calculations, and revenue recognition.

The software includes SMS and WhatsApp invoice notifications, which can boost customer engagement rates compared to email-only reminders. Stax Bill also supports real-time payment tracking and revenue forecasting, helping businesses optimize cash flow and reduce late payments.

Stax Bill keeps costs predictable with a Growth plan at $499/month for businesses billing up to $85K per month.

Billsby: Cost-Effective Entry-Level Solution

Billsby is a great option for startups and small businesses, offering unlimited subscription plans at an affordable rate. Its intuitive interface allows users to set up and manage subscriptions in minutes, with built-in ACH compliance templates that cut setup times significantly.

While the base pricing is low, businesses with high transaction volumes may need to transition to an enterprise solution to avoid scaling-related fees.

Billsby is an affordable option with a Core plan at $45/month plus 0.4% on revenue exceeding $15K, while the Pro plan costs $135/month with a 0.5% fee on revenue over $30K.

Orb: Precision Usage-Based Billing

Orb is designed for API-driven businesses, processing over 10 million usage events per day. It provides real-time metering, tiered pricing structures, and API monetization tools, making it ideal for SaaS companies that charge based on API calls, data consumption, or user activity.

With native integrations for Snowflake, BigQuery, and Looker, Orb gives finance teams deep insights into customer usage trends.

Orb offers custom pricing, adjusting costs based on data volume, billing complexity, and enterprise needs. Businesses must contact them directly for a quote.

Zenskar: No-Code Experimentation Platform

Zenskar enables non-technical teams to design, test, and launch new pricing models without engineering support. Businesses can experiment with discounts, entitlements, and tiered pricing structures in real-time, cutting go-to-market timelines.

The software also ensures that legacy entitlements remain intact, preventing unexpected revenue losses when pricing changes are implemented. Zenskar is particularly useful for rapidly evolving SaaS businesses that frequently adjust pricing.

Zenskar offers custom pricing, adjusting costs based on data volume, billing complexity, and enterprise needs. Businesses must contact them directly for a quote.

Choosing the Right Billing Software

The best billing system for SaaS depends on the revenue model, growth stage, and integration needs of a business.

A high-performing tool should include:

Automated dunning to recover at-risk revenue by intelligently retrying failed payments and notifying customers before their subscriptions lapse. This reduces involuntary churn and maximizes customer retention.

A robust proration engine, preventing revenue leakage by adjusting charges for mid-cycle plan upgrades or downgrades. Without it, businesses can gather significant losses due to inaccurate billing adjustments when customers switch plans.

Usage metering, providing real-time insights into customer behavior, making it easier to implement flexible pricing models based on actual product consumption. This is especially valuable for SaaS companies offering pay-as-you-go or API-based billing structures.

Regulatory compliance ensures businesses remain aligned with financial regulations like ASC 606, IFRS 15, and global tax laws. Non-compliance can lead to costly penalties making it essential for any company operating at scale.

Implementation and Support. Beyond selecting the right platform, implementation and support play a key role in long-term success. Therefore, choosing a tool that supports API integrations, automated invoicing, multi-currency support is a must in most cases.

Conclusion: Which SaaS Billing Software is Best for Your Business?

For startups, affordability and flexibility matter most. Solutions like Billsby offer a free tier, making it an attractive option for early-stage companies looking for an easy way to manage subscriptions without high upfront costs.

As businesses scale, automation and analytics become critical. Chargebee is a strong choice for companies needing advanced dunning management, automated invoicing, and real-time analytics to optimize revenue operations and reduce churn.

Enterprises handling complex billing structures require compliance, financial reporting, and deep integrations. Maxio and Orb are ideal for companies needing robust regulatory compliance, ASC 606 revenue recognition, and usage-based pricing models with granular data insights.

For companies operating internationally, billing software must support region-specific payment methods. Such as SEPA Direct Debits in the EU, UPI in India and PIX in Brazil.⁴⁶

Choosing the right billing software means balancing cost, functionality, and scalability. The best solution is one that grows with your business while simplifying financial operations, reducing churn, and ensuring compliance in every market you serve.

The Easy Way to Manage Business Finances in Multiple Currencies

Managing international payments shouldn't be complicated or expensive. For SaaS businesses and global companies, Wise Business offers a seamless solution to handle multiple currencies and receive payments without hidden fees or excessive exchange rate markups.

With local account details in major currencies, businesses can receive payments as if they had a local bank account, avoiding unnecessary conversion fees and reducing the hassle of managing different bank accounts.

Register with Wise Business 🚀

Wise is not a bank, but a Money Services Business (MSB) provider and a smart alternative to banks. With no monthly fees, Wise ensures you only pay for what you use, making it a cost-effective solution. International transactions are processed at the mid-market exchange rate, eliminating costly foreign exchange markups that eat into your margins.

For businesses that rely on accounting software, Wise also integrates directly with software such as QuickBooks, allowing you to automate bill payments and keep financial records in sync.

Sources:
¹Software as a Service - United States | Market Forecast
²Best Subscription Billing Software of 2025: Reviews, Features, and Pricing | Maxio
³Best 8 SaaS Billing Software and Platform in 2025
⁴13 Best recurring billing software for SaaS in 2025
⁵SaaS Billing Software Built to Scale | Zenskar
⁶Understanding SaaS Billing: A Comprehensive Guide
All sources checked March 2025