Apps similar to OpenSourceBilling include Invoice Ninja, which is open source with a free version. Other options are Manager, InvoicePlane, Akaunting and FreshBooks. You're spoiled for choice with Invoicing Software like OpenSourceBilling: we list more than 50 alternatives for the web, Mac, iPhone, Windows and iPad.
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.
United States
Manager is free accounting software for Windows, Mac and Linux.
It features an intuitive and innovative user interface with modules such as cashbook, invoicing, receivables, payables, taxes and comprehensive financial reports.
The desktop edition is free while the cloud edition.
United Kingdom
InvoicePlane is a self-hosted open source application for managing your quotes, invoices, clients and payments. The application comes with various options, templates and settings to customize your invoicing experience.
From invoicing to expense tracking to accounting, Akaunting has all the tools you need to manage your money online, for free.
Türkiye
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.
Canada
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.
India
Simple time tracking and invoicing software that used to simplify employee timesheets, until acquired by Bending Spoons to enforce extreme price increases and artificial limits.
Italy
EU
Zoho Invoice is an easy invoice software meant for small businesses and freelancers. Accept payments online, automate payment reminders and recurring invoices easily.
India
Track Time. Invoice. Get Paid. Make invoicing painless with Billings Pro.
Quick Estimates
Whip up a cost estimate for a customer or new lead in just a few minutes on your Mac, iPhone, or iPad. Choose an estimate template and enter in all the details. Quote your customer by time.
United States
Using GrandTotal you can create invoices and estimates and keep track over the outstanding payments. Detailed statistics and graphs give you an insight into the current state of your business and allow comparison to previous periods.
Switzerland
Vietnam
