Invoicing

For TI / ENI

For Companies

For Accountants

Help

Invoicing

For TI / ENI

Social Security

VAT

Tax Shield

Plans

For Companies

For Accountants

Help

Iniciar sessão

Aderir ao FIZ

Invoicing + Expense Management.

Built for Portugal.

Send certified invoices and keep your expenses organized — all in one simple and beautiful platform. Ideal for working together with your accountant.

Get started

See demo

№ 3041

Certified by the Portuguese Tax Authority

24/7

Instant support

10,000+

satisfied self-employed professionals

4,8 ★

Average rating — App Store & Google Play

Why companies love FIZ

All-in-one

Invoicing and expense management in one place.

Accountant-friendly

Share real-time reports with your accountant.

100% compliant

Certified invoicing by AT, fully compliant with Portuguese rules.

Made to save time

Automations that cut hours of work every month.

Plans

FIZ Base

0 €

para sempre

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

FIZ Pro

9,99 €

per month, including VAT

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Invoicing via WhatsApp (voice & text)

Invoicing without FIZ branding

Automatic VAT rate suggestion

Scheduled invoices

Access for multiple users

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

Plans

FIZ Base

0 €

para sempre

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

FIZ Pro

9,99 €

per month, including VAT

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Invoicing via WhatsApp (voice & text)

Invoicing without FIZ branding

Automatic VAT rate suggestion

Scheduled invoices

Access for multiple users

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

Plans

FIZ Base

0 €

para sempre

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

FIZ Pro

9,99 €

per month, including VAT

Certified Invoicing

AT Certificate nº 3041

Unlimited invoices

Web & Mobile App (iOS/Android)

Invoicing via WhatsApp (voice & text)

Invoicing without FIZ branding

Automatic VAT rate suggestion

Scheduled invoices

Access for multiple users

Learn more about FIZ Invoicing

Customer support

Guaranteed response within 48 hours

Frequently Asked Questions

Can I use FIZ with my accountant?

Yes. You can invite your accountant to access anytime and work comfortably together.

Can I use FIZ with my accountant?

Yes. You can invite your accountant to access anytime and work comfortably together.

Can I use FIZ with my accountant?

Yes. You can invite your accountant to access anytime and work comfortably together.

Is VAT included in the price?

Yes. All prices already include VAT.

Is VAT included in the price?

Yes. All prices already include VAT.

Is VAT included in the price?

Yes. All prices already include VAT.

What if my card has no balance?

We automatically retry a few days later — your FIZ account stays active.

What if my card has no balance?

We automatically retry a few days later — your FIZ account stays active.

What if my card has no balance?

We automatically retry a few days later — your FIZ account stays active.

AT № 3041

NIPC 517696835

1200-082, Lisbon, Cais do Tojo 24