IsoltaInvoicing software for entrepreneurs

Manage your sales and finances with Isolta invoicing software – conveniently and regardless of your location. Free for low volume invoicing. Our customer service will always help you free of charge.

  • Bookkeepers recommend

    Reliable accounting

  • Finnish

    and developed in Finland

    Avainlippu

  • 98 %

    of users recommend

  • 30 000+ users

    in 5 countries

  • Free invoicing software

    for limited number of invoices

The easiest way to manage your invoices

Quickly add the customer, products and services from the register to the invoice. Your previous invoices are stored, and can be used as templates for new invoices.

With Isolta, you create professional looking invoices, that you can send either by paper or electronically.

Sign up for free

Watch the video

Save time and effort — Get your money faster and more reliably

A clear and stylish invoice template that does all necessary calculations automatically

Make a professional impression
You create stylish invoices. Calculation and legislation are automatically taken into account.

All sent invoices are stored and searchable through a list of invoices

Save time
You can access the previously created invoices and use them as templates

Send invoices electronically or print and send them yourself

Get your money faster
Deliver the invoice as your customer prefers and they will pay faster

Sign up for free
Arttu Muukkonen
“Online system rocks immediately after the first tests”
Arttu Muukkonen
Suunnittelutoimisto Koskine & Muukkone Oy
Helena Masalin
“Isolta is easy to use, perfect for a small business owner like me.”
Helena Masalin
Helena Masalin Tmi
Henrik Tenhovirta
“Some of the best free software I have used”
Henrik Tenhovirta
Elementti web-kehitys ja konsultointi

Free invoicing software — pay only when your business starts to thrive

Completely free if you send invoices only occasionally. Reasonably priced for small businesses.

0€ 10 per year
Per month 9,90€ 200 per year
Per month 19,90€ Unlimited

Why are you giving out free invoicing software?

Sign up for free

Backed by real people with awesome attitude

We have been working among entrepreneurs for over 13 years, and entrepreneurship is close to our heart. Our duty is to ask, listen, and help – to develop the service according to your wishes.

Any questions about Isolta?
Isolta

Mobile use

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

Your data will be safe

Your data is safe with us on automatically and continuously backed-up servers.

Proven security

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

Fully supported

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! Once you have an account, you can start invoicing right away. Watch the video and see how easily you can 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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I have read and accepted the terms

What happens when you sign up?

  1. Your account is created and you will receive a confirmation email. After the confirmation you can start invoicing.
  2. You will get all the features for free until you have more than 10 invoices / year.
  3. You can upgrade to paid versions when needed.