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Apps similar to Square Invoices with Affiliate Programs

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Invoice Ninja
Custom affiliate program

Free, open-source invoicing and billing platform providing PDF invoice generation, client payment options through 30+ gateways, multiple templates, company logo addition, team roles, time tracking, advanced customization through paid plans, and no installation required.

InvoicingSubscription
Validated Jan 02, 2026
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FreshBooks
AAWIN

Comprehensive cloud accounting for small businesses and freelancers; save time billing clients by sending, tracking, and collecting payments swiftly. Generate professional invoices, manage expenses effortlessly, track project time seamlessly, and prepare for tax with ease.

InvoicingSubscription
Validated Aug 18, 2025
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Invoicera
Custom affiliate program

A comprehensive invoicing platform offering customizable templates, tax compliance, fraud protection, and client portal. Supports software integration, online estimates, GST invoicing, recurring billing, credit management, and global operations with multilingual and multicurrency support.

Time TrackingSubscription
Validated Nov 20, 2025
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Zoho Invoice
Custom affiliate program

Zoho Invoice is an easy invoice software meant for small businesses and freelancers. Accept payments online, automate payment reminders and recurring invoices easily.

InvoicingSubscription
Validated Apr 04, 2024
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Zoho Books
Custom affiliate program

Cloud-based accounting software designed for small businesses, featuring invoicing, expense and income tracking, customizable financial dashboards, extensive reporting, automation for recurring tasks and payment reminders, secure user access controls, and integrated templates.

InvoicingSubscription
Validated Dec 05, 2025
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Online Invoices
Custom affiliate program

The Online Invoices innovative system enables you to invoice clients fast - track and receive payments online in seconds. Use built-in powerful features to manage subscriptions.

InvoicingBuy once
Validated Mar 25, 2024
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Sleek Bill
AAvangate

Our invoice Software for Mac and PC is designed to make your life easier with features like custom invoice templates and estimates.

Invoicing
Validated Apr 05, 2024