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Billing and Invoicing Software with Calendar/Reminder System (2026)

Last updated: April 2026

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49 software options

Dynamics 365 logo

ERP and CRM applications from Microsoft

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Microsoft Dynamics 365 is a multi-language, multi-currency enterprise resource planning (ERP) software. The solution is designed for midsize and larger companies, and is fully customizable and extensible through its rich development platform and tools.

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Clio logo

Cloud-based legal practice management tool for law firms.

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Legal billing software that gives you sleek, customizable invoices. Generating a bill and receiving payment with Clio is quick and easy—and can be done online.

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NetSuite logo

AI-powered cloud-based business management suite

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Optimize receivables and accelerate cash flow by automating billing and invoicing processes with NetSuite's AI-fueled cloud accounting software. Transactions are posted to the GL automatically, which saves time, helps avoid error-prone manual data entry and ensures AR data is always up to date.

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HoneyBook logo

Client management for freelancers & SMBs

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Secure and easy digital payments. Use payment schedules and reminders to never miss an a client payment. Give clients a frictionless payment experience. Small businesses have booked over $2 billion in business through HoneyBook. Get paid quickly and on time, every time.

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PracticePanther Legal Software logo

Cloud-based law practice management platform for law firms.

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PracticePanther is the highest-rated, easiest-to-use, all-in-one legal billing and invoicing software on the market. Trusted by tens of thousands of solo, small, and mid-sized law firms across 170+ countries, to automate and streamline firm operations on any device, anywhere.

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Odoo logo

All-in-one open-source business software

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Easily manage recurring billing, subscribers, sales, and more with Odoo’s automated tools. Quickly provide clear contracts and flawless, automated invoices; take care of taxes without stress; and handle payments - all done automatically according to your settings.

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Flowlu logo
Category Leaders

Work automation and team collaboration in one platform.

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Keep all financial records in one place with real-time insights and visual reports to track expenses and boost revenue. Create and send professional invoices in seconds, accept online payments, and automate billing to streamline cash flow. Stay organized, get paid faster, and impress your clients.

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JobNimbus logo

Be more professional, profitable, efficient, and organized.

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JobNimbus is a contractor software platform that customizes to your business and grows with it. With full visibility of all your jobs and their stages, our platform makes it simple to control your workflow. You can manage your processes and keep every aspect of your business running!

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Bitrix24 logo

All in one business management workspace

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Bitrix24 is a free CRM that comes with unlimited free quotes and invoicing. Online payments (PayPal, Braintree, AuthorizeNet, Stripe, etc) are supported as well. Join 12 million businesses that use Bitrix24 free client management, time tracking, billing and invoicing platform.

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FieldPulse logo

Cloud-based field service management software

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FieldPulse is a cloud-based field service management software designed for service contractors that helps manage business operations and workflows, including customer management, scheduling, project management, estimates and invoices, timesheets, customer portals, and more.

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Commusoft logo

Cloud-based job management software for field service

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Commusoft is a field service management software that streamlines operations for apartments, hotels, and offices. The tool helps manage admin work and provides automation, lead conversion, and profitability insights to drive growth.

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Thryv logo

All-in-one management solution built for small business

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Billing and invoicing software for small business. Process cards online or via mobile at competitive rates. Includes electronic estimates and receipts.

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vcita logo

Appointment scheduling and reminder solution

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Create and email branded invoices and track your business income with a centralized dashboard. Let clients pay for your services online, accept any credit card.

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Deltek Vision logo

Project management tool for professional services managers.

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Deltek Vision is a project management solution, which helps businesses in the professional services sector manage customer relationship management (CRM), project planning, document tracking, resource planning, payroll processes, and more. It improves project profitability and streamlines client relationships by managing the complete lifecycle of a project, from identifying opportunities to estimating costs.

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Accelo logo

Transform the way you manage client work

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Easily bill clients and create invoices directly from projects, service issues, contracts, and timesheets. Accelo features automatic time capturing to record the time you spent on projects and tasks, eliminating the need to worry about untracked time, so you know exactly how much to bill clients.

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Bonsai logo

One platform to streamline your entire business

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Bonsai is an all-in-one business management and financial solution for self-employed, freelancers and small businesses. Automate invoicing from creating to sending to reminding. Global invoicing options and smart features gets freelancers paid faster.

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Obat logo

Comprehensive tool designed for construction specialists

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Obat is a tool designed for building specialists. It offers a host of relevant features which can be adapted to meet the requirements of small and large companies in this sector. Obat also includes an invoicing function with customizable documents available in company colors.

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Alboom CRM logo

Customer relationship management (CRM) for small businesses

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Alboom CRM is a customer relationship management system for small creative businesses. Alboom has been built to meet the needs of individuals and small businesses. Industry-leading features include one-click data view and update, business rules to control how your data flows, an activity dashboard, a contact database, and more.

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Virtuagym logo

All-in-One Gym, Studio & PT Management Software

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Virtuagym offers fitness software solutions to personal trainers, independent studios and gym chains of all sizes. Reduce administration time with our simple and secure billing solution designed for fitness businesses. Accept payments anywhere, from the front desk to online.

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SMMware logo

Client management and accounting tool for sales teams

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SMMware is a cloud-based platform for small to medium businesses. The software offers flexible options for scheduling which associates will work on a job, view tasks on a calendar and enables employees to block their availability time to streamline operational processes.

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Sellsy logo

CRM, invoicing, automation, marketing (+ more) in one place!

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The all-in-one sales suite to take the headache out of customer relationships. Manage your CRM, customer support portal, invoicing, and more from one platform!

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1CRM logo

Doing Business, Better

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Use 1CRM to create custom quotes & invoices to match your branding, set up recurring invoices, and track bills, payments & expense reports.

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ConvergeHub logo

Sales, marketing, customer service & billing CRM for SMBs

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Create invoices for products and services and track payments received. Integrate with QuickBooks. Get paid on time and manage your cash flow.

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Initiative CRM logo

CRM for B2B companies

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Initiative CRM is a CRM for B2B that includes shared agenda, opportunity tracking, quotes, invoices, complaints in one tool.

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Payaca logo

Simple, yet powerful, CRM solutions.

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A CRM solution for ambitious field service businesses. With a focus on simplicity and efficiency, we empower businesses to streamline operations, build strong customer relationships, and fuel growth. Developed by software experts, Payaca is designed for adaptability and continuous improvement.

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