getapp-logo

App comparison

Add up to 4 apps below to see how they compare. You can also use the "Compare" buttons while browsing.

Software categoriesBlog & researchAbout us

GetApp offers objective, independent research and verified user reviews. We may earn a referral fee when you visit a vendor through our links. 

Top Rated Billing and Invoicing Software with Open source - Page 17

Last updated: October 2026

Verified reviewer profile picture
Get free expert advice+1 (888) 216-6745
Call now for a one-to-one consultation in under 15 mins.
1 filter applied

Features

Integrated with

Pricing model

Devices supported

Organization types

User rating

1130 software options

teamspace logo

All-in-one business software for service providers

Small and medium-sized service providers use teamspace to digitize their business processes. It offers a CRM system, time tracking, project management, offer-to-cash, finance, personnel and HR features, an issue-tracking system, and many teamwork tools such as chat, forum, and wiki.

Read more about teamspace

Users also considered
IZY FACTURE logo

eInvoicing software for reelancers, small businesses & SMEs

IZY FACTURE is a user-friendly e-invoicing software that helps freelancers, small businesses, and SMEs create invoices, manage clients, and stay compliant with the 2026 French electronic invoicing regulation.

Read more about IZY FACTURE

Users also considered
Intelligence Cloud logo

Training center workflow and billing platform

Intelligence Cloud is training center management software designed for private education providers including language schools and tutoring centers. The platform connects scheduling, attendance tracking, student billing, invoicing, payment processing, and teacher payout calculations within a unified workflow. It automatically generates invoices based on attendance records and applies pricing rules and discounts, while maintaining connected financial reporting.

Read more about Intelligence Cloud

Users also considered
Visma Severa logo

PSA software combining CRM, project management and invoicing

With Visma Severe Project Management software you can handle individual projects. Be it sales or billing or even your entire project portfolio. Visma Severa’s PSA software adapts perfectly to your existing workflow to provides the information you need with integrated CRM, project management, resourcing, time tracking and invoicing. Available to the software are industry standard compatibilities with third-party systems and customization services.

Read more about Visma Severa

Users also considered
TrulySmall Invoices logo

Create and send professional invoices for free from anywhere

The ultimate invoice generator for freelancers and small businesses needing a simple invoicing solution.

Read more about TrulySmall Invoices

Users also considered
RevCent logo

Subscription billing, trial offers and usage based billing

RevCent is a cloud-based platform designed to manage products, transactions, subscription billing, usage based billing, shipping, and more. It enables professionals to filter and view the customer database and filter by specific campaigns, date range, status, products, metadata, and AdWords.

Read more about RevCent

Users also considered
Loot logo

Invoice tracking for Canadian freelancers

Loot is an invoicing and payment tracking platform designed for Canadian freelancers and solo operators. The software handles GST, HST, and QST calculations automatically and provides CRA-aligned quarterly reports ready for export. It includes features such as client management, quote generation, invoice creation, Stripe payment integration, and milestone tracking through a system called Drops that monitors business growth achievements.

Read more about Loot

Users also considered
Paycosmos logo

Payment processing software for digital transactions

paycosmos is a payment processing software designed to help businesses manage digital transactions in compliance with payment card industry (PCI) standards. Using the instant merchant settlement (IMS) module, customers can process payments via virtual and point-of-sale (POS) terminals.

Read more about Paycosmos

Users also considered
Zumen logo

Cloud-based source-to-pay software for manufacturers

Zumen is an all-inclusive platform to manage the complexities of NPD Sourcing and provide visibility to all the stakeholders across every step of your procurement process, from sourcing to contracts to procurement to accounts payable

Read more about Zumen

Users also considered
Billit logo

Read more about Billit

Users also considered
Orizen logo

CRM, invoicing, projects & accounting in one modular ERP

Modular ERP for French SMBs: CRM, quotes and e-signature, invoicing ready for the 2026 e-invoicing mandate, projects, inventory, and accounting - unified in one platform with a built-in AI assistant. From 9 euros per month.

Read more about Orizen

Users also considered
RentCockpit logo

Real estate management and rental income platform

RentCockpit is property management software that automates administrative tasks for real estate investors and landlords. The platform imports bank transactions and links payments to rental contracts, properties, investments, and loans, creating a comprehensive overview of income, expenses, and returns. Users can track tenant payments, manage building costs, and analyze investment performance through an integrated dashboard.

Read more about RentCockpit

Users also considered
Telgoo5 BSS logo

Cloud-native BSS for MVNOs and telecom operators

Telgoo5 BSS is a cloud-native platform unifying billing, CRM, order management, real-time online charging, and provisioning for telecom operators, MVNOs, and broadband providers — with a branded storefront, automated renewals, and open APIs.

Read more about Telgoo5 BSS

Users also considered
FastBill logo

Read more about FastBill

Users also considered
Sage One logo

Helps small businesses manage billing.

Sage One is an online invoicing program that is simple, fast and easy to use. Sage One allows you to issue invoices with QR codes and ATCUD codes. It helps you track expenses and monitor customers. The software also offers invoice templates, expense tracking, customer management, and integrations with ecommerce platforms.

Read more about Sage One

Users also considered
Forminta logo

Invoicing software for freelancers and small businesses who'

Forminta is no-bloat invoicing software for freelancers and small businesses. Send branded PDF invoices in under a minute, put recurring billing on autopilot, and track every payment in real time — so you get paid faster and stop chasing clients for money you're already owed.

Read more about Forminta

Users also considered
Mitratech Managed Bill Review logo

Spend management software for legal departments

Mitratech MBR is a spend management software service built specifically for legal departments. Built by attorneys for attorneys, MBR uses deep expertise in law firm management to deliver cost savings, time savings, and value-added services that drive business performance.

Read more about Mitratech Managed Bill Review

Users also considered
Cashboard logo

Read more about Cashboard

Users also considered
SmartPOS logo

Point of Sale (POS) system for retailers

SmartPOS is a cloud-based and on-premise point of sale (POS) solution designed to help retailers, pharmacies, and textile businesses of all sizes manage sales orders, customers, and back-office operations. Key features include stock control, contact management, auditing, and multi-payment modes.

Read more about SmartPOS

Users also considered
OS/ logo

Cloud-based project accounting software for businesses

OS/ is a cloud-based project accounting software designed for agencies, productions, and studios that helps manage finances, generate quotes, control projects, and more.

Read more about OS/

Users also considered
Auntbird logo

Practice management platform for accounting firms

AuntBird is cloud-based accounting practice management software designed for CPA firms, accounting firms, tax professionals, and bookkeepers. The platform includes time tracking with timers and manual entries, recurring work management, billing and invoicing capabilities, work-in-progress reporting, and employee goal tracking. It features a client portal for secure document sharing, payment tracking, engagement management, and practice analytics to monitor utilization and profitability.

Read more about Auntbird

Users also considered
ARTINOVE logo

An invoicing management tool for self-employed VSEs.

Artinove is a tool specializing in the creation and management of invoices and estimates. Depending on the package selected, various functionalities can be used. The basic package allows the creation of five accounting documents per month. All functions can be performed via a mobile application.

Read more about ARTINOVE

Users also considered
Gestan logo

The Swiss Army Knife of Business Management

Created in 2007, Gestan is a complete business management software.

Read more about Gestan

Users also considered
Emersion logo

Business automation software for managing billing & payments

Emersion is a business automation software designed to help businesses streamline billing, customer engagement, and payment processing operations via a unified platform. The application allows employees to automate recurring tasks, configure workflows, and display billing history and company logos on invoices.

Read more about Emersion

Users also considered
Huppi logo

Cloud-based cash flow management platform

Create SARS-compliant invoices instantly: • Automated VAT calculations • Digital signature integration • Professional invoice templates • Tax compliant formatting • Instant PDF generation

Read more about Huppi

Users also considered