Payment Processing & SaaS Billing

BS

BILL Spend & Expense

4.3/5.01 verified review

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Expense management software and smart corporate cards powered by AI

• Advanced automated expense categorization using artificial intelligence
• Issuance of physical and virtual corporate cards with strict budget controls
• Direct integration with accounting software to sync statements and receipts

FL

Flutterwave

4.3/5.01 verified review

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Global payment gateway and financial technology for enterprises, SMBs, and startups.

• Support for multiple global and local payment methods
• Ability to execute single and bulk bank transfers
• Integrated tools for creating online e-commerce stores

BI

Bill

4.3/5.01 verified review

Paid·$55/mo

Automated financial operations platform for accounts payable, receivable, and expenses.

• Complete automation of approval workflows and accounts payable.
• Native two-way synchronization with leading accounting systems.
• Multiple payment options including ACH, cards, and international wires.

GU

Gumroad

4.3/5.01 verified review

Freemium·Open Source·MIT

E-commerce platform for independent creators to sell digital products directly.

• Rapid setup for digital storefronts and checkout flows.
• Native support for multiple currencies and subscriptions.
• Open source availability and flexible extension options.

10.0kstars on GitHub

RE

Recurly

4.3/5.01 verified review

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Enterprise subscription management and recurring billing platform for high-volume digital commerce.

• Advanced dunning management engine with smart retry logic.
• Broad support for complex pricing models and high-volume billing.
• Strict compliance and security certifications for enterprise environments.

FA

FastSpring

4.3/5.01 verified review

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Global payments and Merchant of Record platform for software and SaaS companies.

• Acts as Merchant of Record taking on legal liability and global tax collection.
• Native recurring subscription management and multiple payment gateways across 200+ regions.
• Complete automation of international tax compliance including VAT, GST, and sales tax.

JO

Jotform

4.3/5.01 verified review

Free

Online form builder with drag-and-drop interface to collect submissions and payments.

• Intuitive visual drag-and-drop interface
• Wide variety of templates and widgets available
• Direct integration with payment gateways and CRMs

BR

Braintree

4.3/5.01 verified review

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End-to-end enterprise payment platform powered by PayPal

• Native support for a wide range of local and global payment methods
• Consolidated infrastructure with high annual processing volumes and stability
• Integrated tools for risk management and fraud mitigation

QW

Qwilr

4.3/5.01 verified review

Paid·$45/mo

Interactive sales proposal and document automation software for sales teams.

• Transforms static proposals into dynamic interactive web pages.
• Real-time engagement analytics to track buyer behavior.
• Native integration with electronic signatures and payment gateways.

AS

Acuity Scheduling

4.3/5.01 verified review

Paid·$20/mo

Online appointment booking and scheduling software to automate client calendars.

• Two-way synchronization with multiple external calendars
• Fully customizable booking pages with brand styling
• Advanced automated reminders to reduce client no-shows

PI

Pipe

4.2/5.01 verified review

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Embedded financial OS powering businesses on your platform

• Single integration architecture to enable global financial services.
• Risk models tailored to specific software verticals and markets.
• Financial tools designed to increase user retention and daily platform stickiness.

VI

Vertex, Inc.

4.2/5.01 verified review

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Enterprise global indirect tax and compliance automation platform.

• Comprehensive coverage for the full tax determination and defense lifecycle.
• Advanced integration capabilities with enterprise ERP systems.
• High compliance rigor and audit readiness features.