Billy vs Monzo Business: Complete Comparison (2026)
An in-depth comparison of Billy and Monzo Business to help you choose the right tool for your business.
Last updated: November 2026
Billy
6.1/10
Danish online accounting software for sole traders and small businesses, covering bookkeeping, invoicing, bank reconciliation and VAT filing.
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 | | |
|---|---|---|
| Scores | ||
| Overall Rating | 6.1/10 | 6.5/10 |
| Analytics | 4/10 | 4/10 |
| Compliance | 7/10 | 7/10 |
| Cost | 8/10 | 8/10 |
| Customization | 4/10 | 4/10 |
| Ease of Use | 7/10 | 9/10 |
| Integration | 6/10 | 6/10 |
| Scalability | 3/10 | 3/10 |
| Security | 5/10 | 7/10 |
| Support | 8/10 | 6/10 |
| Pricing | ||
| Free plan | Yes | Yes |
| Cheapest paid plan | DKK 160/mo Basic | £9/mo Pro |
| Estimated cost for 10 users | Free Free | £25/mo Team |
| Features | ||
| Financial Reporting | ||
| General Ledger | ||
| Multi-currency | ||
| Payroll | ||
| Accountant Access | ||
| Invoicing | ||
| Tax Compliance | ||
| Bank Reconciliation | Not listed | |
| Corporate Cards | Not listed | |
| Expense Management | Not listed | |
| Online Payments | Not listed | |
Billy vs Monzo Business cost by team size
| Team size | Billy | Monzo Business |
|---|---|---|
| 1 user | FreeFree | £9/moPro |
| 5 users | FreeFree | £25/moTeam |
| 10 users | FreeFree | £25/moTeam |
| 25 users | FreeFree | FreeLite |
| 50 users | FreeFree | FreeLite |
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?
Why choose Billy
- Higher Support score (8/10 vs 6/10)
- Includes Financial Reporting, which Monzo Business lacks
- Includes General Ledger, which Monzo Business lacks
- Includes Multi-currency, which Monzo Business lacks
Why choose Monzo Business
- Higher Ease of Use score (9/10 vs 7/10)
- Higher Security score (7/10 vs 5/10)
Pros & Cons
Billy
Pros
- The free plan includes full bookkeeping and VAT filing, which suits very small businesses.
- Phone, email and chat support runs every day from 7:00 to 22:00, and Trustpilot reviewers often praise it.
- Bank reconciliation works through a bank connection or a CSV upload on every plan.
- Expense data from Pleo goes straight into Billy journals, with VAT codes kept.
Cons
- The free plan is capped at 3 invoices and 10 expense vouchers a month.
- Integrations, reminders, quotes, subscription invoicing and payroll need Plus or higher.
- It is built for Danish compliance, and some guidance is only in Danish.
- Some users report duplicate accounts after reconnecting their bank.
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
Monzo Business scores higher on our Finance Software criteria: 6.5/10 against 6.1/10 for Billy. The largest gap is in Ease of Use: 7/10 for Billy and 9/10 for Monzo Business.
Yes, both Billy and Monzo Business have a free plan.
Billy has Financial Reporting, General Ledger, Multi-currency and 1 more feature that Monzo Business lacks.
