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Fortnox vs Monzo Business: Complete Comparison (2026)

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

Last updated: November 2026

Fortnox logo

Fortnox

6.5/10

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

Monzo Business logo

Monzo Business

6.5/10

Monzo Business is an app-based UK business bank account for sole traders and limited companies. It includes invoicing, Tax Pots, expense cards and accounting software bank feeds.

Feature-by-Feature Comparison

Feature
Fortnox logo
Fortnox
Monzo Business logo
Monzo Business
Scores
Overall Rating6.5/106.5/10
Scalability6/103/10
Analytics5/104/10
Compliance7/107/10
Integration8/106/10
Security6/107/10
Support7/106/10
Cost6/108/10
Customization5/104/10
Ease of Use7/109/10
Pricing
Free planNoYes
Cheapest paid planSEK 238/mo
Mini
£9/mo
Pro
Estimated cost for 10 usersSEK 238/mo
Mini
£25/mo
Team
Features
Financial Reporting
General Ledger
Payroll
Accountant Access
Corporate Cards
Expense Management
Invoicing
Accounts PayableNot listed
Multi-currencyNot listed
Online PaymentsNot listed
Tax ComplianceNot listed

Fortnox vs Monzo Business cost by team size

Team sizeFortnoxMonzo Business
1 userSEK 238/moMini£9/moPro
5 usersSEK 238/moMini£25/moTeam
10 usersSEK 238/moMini£25/moTeam
25 usersSEK 238/moMiniFreeLite
50 usersSEK 238/moMiniFreeLite

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 Scalability score (6/10 vs 3/10)
  • Higher Integration score (8/10 vs 6/10)
  • Better fit for enterprise (3/10 vs 1/10)
  • Includes Financial Reporting, which Monzo Business lacks
  • Includes General Ledger, which Monzo Business lacks

Monzo Business logo
Why choose Monzo Business

  • Has a free plan (Fortnox does not)
  • Higher Cost score (8/10 vs 6/10)
  • Higher Ease of Use score (9/10 vs 7/10)

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.

Monzo Business logo
Monzo Business

Pros

  • The Lite plan is free and includes Making Tax Digital software
  • Pro adds invoicing, Tax Pots and live feeds to Xero, QuickBooks, FreeAgent and Sage for £9 a month
  • The Team plan adds expense cards, payment approvals and bulk payments for up to 15 users
  • 24/7 in-app support on every plan
  • Licensed UK bank with FSCS deposit protection

Cons

  • Holds GBP only, and incoming foreign currency is converted at a 1% fee
  • No general ledger or financial statements, so you still need separate accounting software
  • Partnerships, LLPs, charities and non-UK businesses cannot open an account
  • Cash deposits cost £1 each and are capped
  • Reviews report frozen accounts and slow resolution, and there is no dedicated account manager

Not sold on either?

Frequently Asked Questions

Fortnox and Monzo Business both score 6.5/10 on our Finance Software criteria. The largest gap is in Scalability: 6/10 for Fortnox and 3/10 for Monzo Business.

Monzo Business has a free plan; Fortnox does not list one.

Fortnox is the better fit for enterprise: we rate it 3/10 for them, against 1/10 for Monzo Business.

Fortnox has Financial Reporting, General Ledger and Payroll, which Monzo Business lacks.

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