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Fortnox vs Puzzle: Complete Comparison (2026)

An in-depth comparison of Fortnox and Puzzle to help you choose the right tool for your business.

Last updated: November 2026

Fortnox logo

Fortnox

6.5/10

Winner

Swedish cloud accounting platform covering bookkeeping, invoicing, payroll, supplier invoice approval and reporting for small and mid-sized Swedish businesses and accounting firms.

Puzzle logo

Puzzle

6.1/10

AI-native accounting software and optional bookkeeping services that automate categorization, reconciliation and month-end close for startups and small businesses.

Feature-by-Feature Comparison

Feature
Fortnox logo
Fortnox
Puzzle logo
Puzzle
Scores
Overall Rating6.5/106.1/10
Analytics5/107/10
Compliance7/105/10
Cost6/107/10
Customization5/105/10
Ease of Use7/108/10
Integration8/107/10
Scalability6/105/10
Security6/105/10
Support7/105/10
Pricing
Free planNoNo
Cheapest paid planSEK 238/mo
Mini
$30/mo
Starter
Estimated cost for 10 usersSEK 238/mo
Mini
$120/mo
Complete
Features
Accountant Access
Financial Reporting
General Ledger
Invoicing
Payroll
Accounts PayableNot listed
Bank ReconciliationNot listed
Budgeting and ForecastingNot listed
Corporate CardsNot listed
Expense ManagementNot listed
Multi-entity ConsolidationNot listed
Tax ComplianceNot listed

Fortnox vs Puzzle cost by team size

Team sizeFortnoxPuzzle
1 userSEK 238/moMini$30/moStarter
5 usersSEK 238/moMini$72/moCore
10 usersSEK 238/moMini$120/moComplete
25 usersSEK 238/moMini$120/moComplete
50 usersSEK 238/moMini$120/moComplete

The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.

Which One Should You Choose?

Fortnox logo
Why choose Fortnox

  • Higher Compliance score (7/10 vs 5/10)
  • Higher Support score (7/10 vs 5/10)
  • Better fit for accountants and bookkeepers (9/10 vs 6/10)
  • Better fit for small business (9/10 vs 7/10)

Puzzle logo
Why choose Puzzle

  • Higher Analytics score (7/10 vs 5/10)
  • Higher Cost score (7/10 vs 6/10)

Pros & Cons

Fortnox logo
Fortnox

Pros

  • More than 500 integrations, and one 189 kr licence covers all of them.
  • A single platform covers bookkeeping, invoicing, payroll, supplier invoice approval, payments and a company card, which suits Swedish SMEs.
  • Accounting firms get a dedicated bureau package for working in their clients' books.
  • New companies get six months free, and every new subscription has a 30-day open purchase period.
  • Trustpilot and Shopify app reviewers frequently praise customer service and sync reliability.

Cons

  • Usage fees for invoices, paid employees and interpretations, plus an Access fee that scales with activity, make total cost hard to predict.
  • Three-month agreements cost 15 percent more than the 12-month list prices.
  • The product is Swedish-focused, and users have asked for an English interface.
  • Some users call the reporting tools dated and say neobank integrations such as Revolut are missing.

Puzzle logo
Puzzle

Pros

  • Most transactions are categorized automatically: the vendor claims 85 to 90 percent on every plan.
  • Reviewers praise the clean interface for non-accountant founders.
  • Direct integrations with Stripe, Mercury, Brex, Ramp, Gusto and Rippling suit startup tool stacks.
  • Entry pricing is low and flat, at $30 a month, and annual billing gives two months free.
  • Optional bookkeeping, CFO and tax services are available from the same vendor.

Cons

  • Users report AI miscategorizations that are hard to fix manually.
  • Some reviewers say it feels immature, with missing basics and occasional lag.
  • Reviewers report support lapses, such as a missed onboarding call.
  • Revenue recognition and classes only come with Complete at $120 a month.
  • Multi-currency support is not documented.

Not sold on either?

Frequently Asked Questions

Fortnox scores higher on our Finance Software criteria: 6.5/10 against 6.1/10 for Puzzle. The largest gap is in Analytics: 5/10 for Fortnox and 7/10 for Puzzle.

No, neither Fortnox nor Puzzle lists a free plan.

Fortnox is the better fit for accountants and bookkeepers: we rate it 9/10 for them, against 6/10 for Puzzle.

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