If you’re an entrepreneur, small business owner, or freelancer, then you’re already aware of the amount of invoicing services that are at your fingertips. While most services are great at what they do (such as Freshbooks or Zoho), when you have to take into account a strict budget, spending a monthly fee on a billing tool may not be your top priority. Thankfully, there are a plenty of invoicing services that are not only free, they can also assist with simplifying your finances overall. Here are 10 of those services that fit both of those criteria.
1. Due.com
Due.com is an online invoicing option that features simple time tracking and the power to send invoices to more than 100 countries and tax systems. What makes Due.com stand out is the sleek user interface. Not only is the interface easy-to-use, it’s well organized and let’s you visually keep track of the progress of your work. Due.com also generates detailed reports, a calendar summary, and support for third parties like Basecamp.
2. Nutcache
While Nutcache has an affordable Pro-version, there’s also a very handy Free version that gives you the power to generate customizable invoices. With Nutcache you can accept payments through PayPal, Authorize.net, 2Checkout and Stripe; log the hours or employees; and have access to more than 20 reports that analyze the activity of your business.
Nutcache is also available in 10 languages, so if you have an international business you can easily send out invoices without fear of miscommunication. You can even log expenses and invite team members to collaborate for more effective workflow.
3. Simple Invoices
As the name implies, Simple Invoices is a service that allows you to build invoices in a snap. What makes Simple Invoices an interesting service is that it was “developed by the community, for the community.†In other words, it’s an open source invoicing system that can be altered to fit the needs of your business – such as customer fields or invoices from multiple companies.
Another nifty feature is the ability to support tax fields, which can definitely be an asset  if you want to avoid any trouble with the IRS.
4. Bullet
Bullet isn’t exactly free – you have to send out a tweet to have access to the site’s features – but that’s a pretty fair price to pay. The Dublin-based company is a solid solution for the SME market since it includes a full accounting feature that has a useful tax calculator that automates your tax returns.
As for invoices, Bullet allows you to see when invoices have been read, provides automated discounting, and is specifically designed to help you get paid faster.
5. Invoice Ninja
Invoice Ninja is another free, open-source service that allows you to construct invoices that are tailor fit for your business. Some of the powerful features that Invoice Ninja provides are: integration with over 30 payment gateways; support for multiple currencies and tax settings; converting quotes into invoices; PDF converter; and setting up recurring invoices.
What’s most appealing about Invoice Ninja, however, is how quickly you can create an invoice and get paid. And, thanks to the mobile, you can send out an invoice while on the go.
6. Apptivo
If you’re looking for a free alternative to QuickBooks, then you should look into Apptivo – the free starter plan allows 3 users and the use of over 40 apps. Besides being a CRM solution, you can keep track of upcoming projects, integrate with Google Apps, and track the time that employees have spent on a project. You can even use Apptivo to enhance customer service through features like email-to-case auto response.
The invoice features recurring payment software, PDF templates, and integration with payment gateways like PayPal, Authorize.net, and Zipmark. The mobile invoicing app is another helpful bonus that works for both Android and iOS devices.
7. Zapier
Zapier isn’t strictly an invoicing tool. It’s actually a unique service that gives you the power to integrate popular apps like Salesforce, MailChimp, Evernote, and Google Apps so that you can conveniently share data between apps. You can automate invoicing apps like FreshBooks, Harvest, Stripe, and Less Accounting to any of the hundreds of available apps to increase workflow.
The Free plan allows 5 zaps and 100 tasks per month.
8. Invoiceberry
Invoiceberry is another online invoicing tool that gives you the chance to create and send an invoice in one minute. You can send invoices in 200 currencies and easily keep track of invoices, quotes, payments, and profits through the Invoiceberry dashboard.
You can create unlimited, professional-looking invoices for free, however, it’s only for 3 clients.
9. BoxBilling
For web professionals, BoxBilling may be your top option. It’s a free, open-source billing and client management software company that gives you the ability to build customized invoices. For example, invoices can have custom taxation rules or allow clients to pay in their currency of choice. If you have the technical knowledge, you can use plugins and gateways from payment gateways or language packs to make a more robust invoice.
10. Wave Accounting
Wave is an award-winning company that provides more than just invoices. In fact, it essentially contains all of the tools and software that every small business requires. Accounting, payroll, and payments are all free features that Wave offers. You can even use Wave for managing receipts and handling your personal finances.
With Invoice by Wave you can send customized, professional invoices or estimates to clients and receive your payments online. The invoicing feature also allows you to see when an invoice has been viewed, send out multiple invoices at once, and set-up automated reminders for late payments. Besides offering free and unlimited invoices, you can create invoices on your mobile device whenever and wherever you are.
On top of the free, customizable invoices, Due.com is a powerful acccounts payable and receivable tool that is comparable to Bill.com. The Starter Plan, which allows 5 clients and 5 tasks, is always free.
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