Invoicing software in the cloud
onFact is an easy-to-use invoicing program that can be easily extended with a range of free apps and modules, to fully tailor it to the needs of your company.

ONLINE BILLING: EASY, FAST AND TIME-SAVING
The cloud offers many advantages over traditional billing software
Easy setup
No need to install the billing software. Simply start with onFact in your browser, by creating your free trial account.
Lower costs
You don't need to buy expensive billing software, including expensive annual updates. Start with onFact from just € 15/month.
Automated backups
When you create a document, the PDF file is automatically saved on different servers. In addition, a full backup of the onFact system is made every day. Never lose another document again!
Safe
We use a 256bit encryption key with an SSL certificate: your files are stored securely and completely private.
Free updates
An online billing program that's automatically updated without you having to do anything. You're always using the latest version!
Accessible everywhere
At home, at the office or on the go, on a MAC or Windows PC, on tablets and smartphones ... Access your account wherever you like.
Connect
Software in the cloud connects with additional services such as online payment services, your bank, accounting packages, ...
Always up to date
Your data is continuously synchronized and stays up-to-date between devices and users. No duplicate invoice numbers or lost documents.
onFact Integrations
Connect onFact to other tools and services to maximize efficiency
POWERFUL BILLING SOFTWARE IS A MUST FOR ANY BUSINESS
A performant invoicing program will help you to get more work done, gain better insight in your company and save expenses
Clear
The uncomplicated programme interface provides you with a better overview of your active proposals, invoices and credit notes.
Easy follow-up
Receive alerts about documents to send and invoices that have not yet been paid. An easy follow-up is essential to a smooth administration.
Faster, better, enjoyable
Create documents in no time: invoices are generated with your previously entered data on products and customers. Reducing the chance of errors to a minimum.
Understandable language
We don't expect every entrepreneur to be an accountant. That is why onFact is understandable for any entrepreneur who is a specialist in his own field of business, but not necessarily in accounting.
Tailored to your company
No two companies are the same. That is why we have a wide range of free apps to help you tailor the program to the specific needs of your company.
Send with ease
Send your proposals and invoices to your clients via email, directly from onFact. You're notified when a proposal is accepted.
Automate where possible
With onFact, you can automate sending reminders, processing payments and recurring invoices. Save a huge amount of time and work more consistently.
The power of e-invoicing
In addition to classic PDF invoices, onFact also generates e-invoices. These invoices can easily be transferred to, for example, accounting packages.
How to start with onFact?

Simple, quick and for free!
Create your free account via this web page Insert in the information that will be visible on your documents (such as company name, address, ...) Upload your company logo Create your first invoice ... ... and explore onFact for another 14 days for free!Customer base
Manage your customers in onFact. With one simple click your customer's information is added to the invoice.
Price proposals
Creating proposals was never so easy. Transform your offer to an invoice with just one click!
Invoices
Quickly create and monitor invoices. Customer data is added automatically. VAT calculation and numbering is done by onFact.
Payment reminders
Don't spend your time chasing unpaid invoices: create and send payment reminders automatically.
Credit notes
Automatically generate a credit note from an invoice in just one click. No need to build a completely new document.
Reporting
More than 30 real-time reports give you insight in your company and your results.
Corporate identity
Easily customize the layout of your documents: add your logo and company colors or program a complete custom layout.
Apps
Do you need more than our default package? Expand onFact for free with countless apps such as order confirmations, delivery notes, stock management, ...
Connect with your bank
Connect onFact to your bank account via Ponto and process payments automatically.
Receive online payments
Offer your clients an online paybutton and receive payments via VISA, MasterCard, PayPal ... Invoices are automatically marked as paid.
Link with accounting software
Send your electronic documents directly to your file in your accountant's software.
Connect
Connect with various programs on the web to make them work together efficiently.
7.637.365 Documents created
documents created with onFact so far