Softwr

Accounting · head to head

Avalara vs Fortnox

Avalara logo

Avalara

Accounting

Tax compliance done right

From
$29/month
Rated
-
Full reviewWebsite
Fortnox logo

Fortnox

Accounting

Swedish cloud accounting and business platform for bookkeeping, invoicing and payroll

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Fortnox has a free tier, so it costs nothing to try first.
  • Each has a real cost: Avalara pricing varies significantly based on products, integrations, transaction volume, and jurisdictions; Fortnox corporate packages alone span at least 7 named tiers (Mini through Stor+) priced from 209 kr/man to 919 kr/man, and add-on programs are billed separately per module (SEK)
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Avalara and Fortnox actually diverge.

Attributes where Avalara and Fortnox differ
AttributeAvalaraFortnox
Starting price$29/monthFree
Free tierNoYes
PlatformsWeb, ApiWeb
Founded2004Unknown

Identical on both: pricing model (subscription), user rating (Not yet rated), category (Accounting).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Avalara

  • Tax calculation
  • Returns filing
  • Exemption management
  • Document management
  • Real-time rates
  • QuickBooks
  • NetSuite
  • Shopify

Only in Fortnox

Nothing recorded that Avalara does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Avalara

  • Real-time sales tax calculation at checkoutnot Fortnox
  • Multi-state and multi-jurisdiction tax determinationnot Fortnox
  • VAT, lodging, communications and excise tax calculationnot Fortnox
  • Feeding tax results into an ERP or ecommerce platform through the APInot Fortnox

Fortnox

  • Registering Swedish corporations with guided formation assistancenot Avalara
  • Selling unpaid invoices to improve cash flownot Avalara
  • Managing multiple client businesses from bureau dashboardnot Avalara
  • Integrating payroll with Swedish banking automationnot Avalara

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Avalara

  • Pricing varies significantly based on products, integrations, transaction volume, and jurisdictions
  • No free tier or trial period published
  • Enterprise sales model requires contacting sales specialists for customized quotes

Fortnox

  • Corporate packages alone span at least 7 named tiers (Mini through Stor+) priced from 209 kr/man to 919 kr/man, and add-on programs are billed separately per module (SEK)
  • The Fortnox Access verification tier is priced by transaction volume, rising from 9 kr/man at zero verifications to 199 kr/man at 1000+ verifications (SEK), so cost is not fixed and scales with usage

Pricing, plan by plan

Avalara

$29/month
  • AvaTax$50/month
    • Tax calculation
    • Exemption certificates
    • Returns filing

Fortnox

Free
  • New Company TrialFree
    • 6-month free trial for newly started businesses

Which should you pick?

Choose Avalara if

  • You need tax calculation.
  • You work on Web, Api.
  • You also want returns filing.
Avalara review

Choose Fortnox if

  • You want to start without paying.
Fortnox review

Questions people ask

Is Avalara or Fortnox better?
Neither clearly leads. Avalara starts at $29/month and Fortnox at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Avalara or Fortnox?
Fortnox has a free tier; the other does not. Paid plans start at $29/month for Avalara and Free for Fortnox.
Does Avalara or Fortnox run on more platforms?
Avalara runs on Web, Api. Fortnox runs on Web.
Can I use Fortnox for free?
Yes. Fortnox has a free tier, so you can try it without paying. Avalara starts at $29/month.
What is Avalara best used for?
Avalara is most often used for real-time sales tax calculation at checkout, multi-state and multi-jurisdiction tax determination, vat, lodging, communications and excise tax calculation, feeding tax results into an erp or ecommerce platform through the api. Of those, real-time sales tax calculation at checkout and multi-state and multi-jurisdiction tax determination are not what Fortnox is typically brought in for.
What can Avalara do that Fortnox cannot?
Avalara covers Tax calculation, Returns filing, Exemption management, Document management.

Answered from the vendors’ own pages

Avalara: What are the starting prices for Avalara services?

Avalara Tax Calculation and Returns Compliance Package starts at $699. License Guidance is available for as low as $119. Sales Tax Registration costs $403 per location.

Source
Fortnox: Does Fortnox offer a free trial?

Yes, newly started businesses receive their first six months in Fortnox at no cost, followed by subscription-based pricing.

Source
Avalara: How does Avalara's pricing scale?

Avalara uses volume-based pricing that varies based on the number of integrated business applications, volume of monthly sales transactions, number of states or jurisdictions for tax collection, and Streamlined Sales Tax enrollment. Pricing scales with business growth and transaction volume.

Source
Fortnox: What pricing tiers does Fortnox offer?

Fortnox offers tiered subscription packages that vary by module (accounting, invoicing, payroll) but specific pricing details are not listed on the main website.

Source
Fortnox: How can I find Fortnox pricing information?

Detailed pricing is available on the packages page (/paket), through a purchasing guide tool at buy-guide.fortnox.se, or by contacting sales representatives directly.

Source
Share

Related pages

More on Avalara

More on Fortnox

Keep looking

Other head to heads