Global e-invoicing with Taimer & Heeros

Start using Taimer's e-invoicing for faster payments, improved cash flow, better account reconciliation, reducing costs, and fewer disputes and rejected invoices.

Entire invoicing cycle in one unified platform!


TIP! New to e-invoicing? Read our blog post on what is e-invoicing and why you should have one?


Sending sales invoices electronically is easy regardless of the customer's location

The integration of Taimer & Heeros solutions enables the easy creation and transmission of electronic sales invoices from a single platform, for both your domestic and international customers. With our unified solution, you automate operations and save time. Notifications of incoming payments and automatic transfers to the bookkeeping also significantly streamline the process.

Create sales invoices

Create sales invoices in Taimer based on existing projects data.

Send to clients

Send sales invoices to customers via Heeros as e-invoices, in pdf format or by letter.

Get notified of payments

You'll be notified when the client has paid the invoices.

Automated transfers

Payments are automatically transferred to your accounting software and electronic archive.


You receive purchase invoices effortlessly electronically, regardless of the supplier's invoice format

From the purchase invoices that arrive in Heeros, you can select the invoices that you want to transfer to the Taimer for approval and return to Heeros for payment.

Forget manual processing of purchase invoices and save time. With our solution, the purchase invoice process is handled efficiently and quickly. It is also easy to send invoices directly to the bookkeeping.

Receive purchase invoices

You'll be receiving purchase invoices.

Assign to projects or clients

Assign the purchase invoices to the right project or clients in Taimer.

Approve the purchase invoices

Define your approval process and get notifications on the purchase invoices pending your approvals.

Automated bookkeeping

Heeros automatically updates your bookkeeping data and e-archives.


Automatically synchronize & manage all your finances in Heeros

Electronically manage your entire financials such as sales invoices, purchase invoices, and send them securely to Heeros financial management software for bookkeeping and e-archives.

Make your company’s financial administration easier, automatic, and more efficient.

Learn more about Heeros »

Tip: Did you know about the Finnish E-Invoicing Act?

According to the Finnish "E-Invoicing Act" companies must send and receive e-invoices from April 2021.

Read more


Why is it a good idea to combine Taimer with Heeros financial administration?

One Unified Platform

Less is more! You'll get all key functions in one comprehensive solution, save time, and have fewer manual data entries.

Suited for professional services

Heeros offers cloud solutions designed to make professional service company's financial administration easier and more efficient.

Comprehensive financial management

With Heeros integration you can manage purchase invoices, sales invoices, expenses, process sales receipts, and more.

Benefit from e-invoicing

Say goodbye to manual data entries, spreadsheets/templates, and start using e-invoicing for faster payments, improved cash flows, reduced costs, and more.

Start simplifying your work now!

Choose from a wide array of customised solutions and add ons available for any business needs.

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Expand your experience by integrating your favorite apps

Boost productivity and simplify your workflow even more by integrating your favorite apps with Taimer like G-Suite, O365, and Hubspot just to name a few.

Explore all integrations »

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