Why are you giving out free invoicing software?

We provide you a free invoicing software with clear, ready-made invoice templates. Why do we offer this? Find out more, or start invoicing.

Anyone doing invoicing should be able to use a tool designed for the purpose. However, too many entrepreneurs use an Excel invoice template, because invoices are few and an invoicing software feels like a big investment.

Use Isolta to manage your customer relationships and products, make offers and send electronic invoices. Your ten first invoices per year are on us. Upgrade to a paid account when your business starts to thrive.

We believe that your sales will increase when you have professional tools for invoicing and sales management. In that case you can expand to a paid version. This will benefit both you as a customer and us as a service provider.

What do I get for free?

  • An invoicing software with ready-made, clear invoice templates
  • Invoice list and tools for reporting
  • Customer and product register
  • An option for electronic invoicing (from 0.39 € / invoice)
  • Receivables and payment reminders

How to create an invoice using the free Isolta software

Invoicing is easy. Enter the customer information, enter the products or services sold and create an invoice.

You can send invoices traditionally as a hard copy or electronically - the choice is yours.


Use our invoicing software for free with few invoices and upgrade if needed. Every version includes all the features. These prices are valid only in Finland (all prices are VAT exclusive).


0/ Month 10 invoices per year


9,90/ Month + VAT Unlimited


19,90/ Month + VAT Unlimited + Additional services

With 10 invoices per year you get Isolta and all of its features free of charge.

E-invoices, printing service and checking customer's credit defaults are services with additional fee. As your business grows and your invoice limit is met, you can easily expand to a paid versions.

You can also earn extra invoices by recommending Isolta to your friends.

Pro version includes all the software features without restrictions.

E-invoicing, printing service and checking payment defaults are services with additional fee (see Price list of additional services).

The billing period is 12 months. It is possible to select a 3-month billing period at 11,90 € / per month + VAT.

Premium version is most effortless for the user. It includes all the features without restrictions. Payment control and debt collection services as well as other additional services can be added to the Premium version.

Payment control, debt collection service, e-invoicing, printing service, and checking payment defaults are services with additional fee (see Price list of additional services).

The billing period is 12 months. It is also possible to select a 3-month billing period at 22,90 € / per month+ VAT.

Features in all versions:

  • Cloud-based Use anywhere and on all devices. All you need is an internet connection. Your data will always be with you.
  • Free customer support Do you have any questions or need help using Isolta? We will happily help you, for free.
  • Invoicing Create and send invoices effortlessly. Use different invoice templates and barcode.
  • Electronic invoicing Send invoices via e-mail or electronically.
    Email invoice 0€
    E-invoice 0,39€-0,59€
    Printing service 1,46€
  • 7 languages Use Isolta in your preferred language and send invoices in English, German, Russian, Swedish, Finnish, Latvian or Estonian.
  • Customer management (CRM) Keep track of your customers' orders, communications and agreements.
  • Product Register Save products, services, hourly rates and add them to the invoice directly from the product register.
  • Receivables Check from the invoice list if the invoice is past due, paid or unpaid.
  • Payment reminders Add late payment fees and penalty interest and send the reminder to your customer
  • Sales reports With the help of sales reports you are able to estimate how your business is doing. Send reports to your accountant too!
  • Quotes Create quotes, order confirmations and dispatch notes from invoice drafts.
  • Upcoming features We are constantly developing our service based on our customers feedback. When we release a new feature, it will be available to you right away. We take care of the updates, so you could focus on invoicing.

Premium additional services

  • Isolta Debt Collection

    The debt collection service allows you to outsource individual invoices reminding and debt collection to a trustworthy debt collection agency.

  • Isolta Payment Control

    With Isolta's Payment Control you no longer have to check the payments to your invoices. The service will handle possible reminding and debt collection procedures for you.

Works on different devices

Anywhere. Anytime. Any device. As long as you have a web browser you’re golden.

Entrepreneurs favourite

Over 30 000 satisfied entrepreneurs are using Isolta's services.

Proven security

Isolta is up to the highest level of security. Audited by The Finnish Software Entrepreneurs Association.

Free customer service

We have a team of invoicing specialists helping you at every step of the way

Send your first invoice within minutes

Sign up for Isolta for free! No credit card needed. No commitments. Have a look around or start invoicing right away. Watch the video to see how easy it is to send your first invoice.

Great! Just activate your Isolta-account and it is ready for use.

The activation link of your user account has been sent to you by email .

Activate the account by clicking the link in the email..

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What happens when you sign up?

  1. We will create an account for you and send you an activation link to your email. By clicking the link you will be directed to Isolta to start invoicing.
  2. You can use Isolta with all its functions. The account will remain in the free version until you place an order.
  3. You can switch to paid version when needed by placing an order within Isolta.
Jarno Stålhane
“If internet works, Isolta works. I have never had any problems.”
Jarno Stålhane
Henrik Tenhovirta
“Some of the best free software I have used”
Henrik Tenhovirta
Elementti web-kehitys ja konsultointi
Arttu Muukkonen
“Online system rocks immediately after the first tests”
Arttu Muukkonen
Suunnittelutoimisto Koskine & Muukkone Oy