Billy Accounting Software

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About this app

Billy is the perfect accounting software for the self-employed, small and medium-sized businesses, contractors, and freelancers who need a simple and professional mobile app. You can create, send and easily track invoices and bills on your phone. Manage all your invoices on the go and can get paid faster. You can even send the invoice before you've left the customer!

Six reasons why you will love using Billy:
1. With our invoice designer, you can customize your invoices to look professional and modern.
2. Your invoices will be sent to your customers immediately.
3.You can create invoices and record bills anywhere at any time.
4. The bank integration we provide makes it simple for your customers to pay you.
5. In addition to Danish, our accounting software is also available fully in English
6. Invoicing your customers becomes easier and more enjoyable since you save time and reduce stress.


Send invoices
You can easily invoice while on the go with your smartphone. Create an invoice journal with a few clicks and continuously add tasks and products to your invoice. Send the invoice to the customer as soon as you have completed the work. Your draft and sent invoices are automatically saved in Billy's invoicing program. With Billy you can:

See an overview of overdue, unpaid, and paid invoices
Upload your logo to your invoice
Create an invoice and send it immediately via email
Easily create new customers (personal or company)
Create a new product
Change unit prices of existing products on the individual invoice
Add discounts or offers


Bookkeep expenses
Upload images of your receipts to your accounts on an ongoing basis, and save the posting for later. Here are a few things you can do:

Keep an overview of your bills
Create and edit an invoice
Easily upload images of receipts and attachments
Add multi-page attachments


Do your VAT and annual report
With our accounting software, you can easily connect to your bank and make accounting easy.
You can also:

Send your VAT report directly to SKAT
Your annual accounts will be handled expertly by our team


Integrated salary
Billy allows you to pay yourself and your employees' salaries and track your entire salary account online. And best of all, you get it all automatically bookkept. You can:

Create your payslips directly in your accounting software
Automatically post your salary - without any other integrations
Through our partnership with Salary, you pay only per payslip, and you save 50% for the first 12 months


Please note
The Billy app requires a user of Billy Accounting software.
All data is encrypted and secure.

Is there anything we can help you with?
Our support team is available every day. You can contact us via our chat, email at, or phone at 60246024 every day from 8-23 - even on weekends.


Let us know what you think of our app by leaving a review. It would help us out a lot.

If you have problems or have any suggestions you would like to add, please send your feedback to us at Thank you!
Updated on
Sep 22, 2023

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info, Photos and videos and 3 others
Data is encrypted in transit
You can request that data be deleted

What's new

It is now possible to receive e-invoices directly in the mobile app. They are easily handled just like regular uploads.
You can register your company to receive e-invoices via the Danish Nemhandel registry via the app.