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Apps similar to Invoice Ninja with Affiliate Programs

Clockify icon
Clockify
Custom affiliate program

Track time for individual and team projects, analyze productivity with advanced reports, manage tasks, export data, and collaborate in real time across web, desktop, and mobile platforms with integrations, reminders, idle detection, and Pomodoro timer.

Time TrackingSubscription
Validated Jul 02, 2025
Paymo icon
Paymo
FFirstPromoter

Streamline task management with visual boards, schedule resources, track time and expenses automatically, invoice clients, collaborate with teams and clients on one platform, monitor project profitability and performance, and manage work on mobile devices.

Time TrackingSubscription
Validated Mar 02, 2026
TimeCamp icon
TimeCamp
KKiflo

TimeCamp is a time tracking software for freelancers and companies. It's well equipped: budgeting, invoicing, project costs and many others. If you're looking for a mobile-friendly solution, this one will be perfect!.

Time TrackingSubscription
Validated Nov 24, 2025
FreshBooks icon
FreshBooks
AAWIN
PPartnerstack

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
Invoicera icon
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
Zoho Invoice icon
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
Zoho Books icon
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
Online Invoices icon
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
Sleek Bill icon
Sleek Bill
AAvangate

Invoicing software for Mac and PC offering customizable invoice templates, fast estimate generation, auto-complete for quick data entry, error-free calculations, PDF and email invoice delivery, detailed reports with filters, and complete document history access.

InvoicingSubscription / Buy
Validated Mar 30, 2026
Square Invoices icon
Square Invoices
IImpact

Create, customize, and send unlimited invoices and estimates with no monthly fees, request deposits, add attachments, set recurring payments, receive instant tracking and payment notifications, offer flexible online payment options, and access funds quickly.

InvoicingSubscription
Validated Apr 03, 2026
Pop Invoice icon
Pop Invoice
TTolt

Adaptable Notion-integrated invoicing tool to create, send professional PDF invoices, track payments, automate reminders, and customize settings for freelancers and small businesses.

InvoicingSubscription
Validated Feb 16, 2026
Plutio icon
Plutio
Custom affiliate program

Comprehensive and customizable project management software with real-time collaboration, reusable templates, drag-and-drop editing, workflow automation, and multi-view options, designed for efficient management of projects, invoices, forms, and client communications while replacing multiple apps.

Project ManagementSubscription
Validated Apr 16, 2025