Invoicing
For TI / ENI
Social Security
VAT
Tax Shield
Plans
For Companies
For Accountants
Help
The first in Portugal
Financial assistant for self-employed professionals
Financial assistant for self-employed professionals
Built for service providers: certified invoices, automatic tax submissions, expert support, and maximum protection from our tax shield team.
Built for service providers: certified invoices, automatic tax submissions, expert support, and maximum protection from our tax shield team.
Less bureaucracy. More life.
Less bureaucracy. More life.
AT № 3041
Certificada pela Autoridade Tributária
10,000+
Profissionais independentes
satisfeitos
24/7
Apoio Imediato
4.8 ★
Classificação Média App Store & Google Play
Everything you need — in one place
A single platform to issue certified invoices, automatically calculate and submit Social Security and VAT declarations, and stay in full control of your finances.
Invoice in seconds
Automatic SocSec and VAT
Instant tax advice
Smart Business Card
Receive and send payments
Everything you need — in one place
A single platform to issue certified invoices, automatically calculate and submit Social Security and VAT declarations, and stay in full control of your finances.
Invoice in seconds
Automatic SocSec and VAT
Instant tax advice
Smart Business Card
Receive and send payments
Everything you need — in one place
A single platform to issue certified invoices, automatically calculate and submit Social Security and VAT declarations, and stay in full control of your finances.
Invoice in seconds
Automatic SocSec and VAT
Instant tax advice
Smart Business Card
Receive and send payments
Escudo Fiscal
Com a nossa equipa — contabilista, advogado e consultor fiscal — nunca ficará sozinho perante a Segurança Social ou a Autoridade Tributária. Entramos em ação de imediato, sempre que precisar.
E ainda melhor: cada declaração submetida com o FIZ tem Garantia Fiscal — cobrimos até 1.500€ em despesas potenciais, conforme o seu plano. Confiança total. Risco zero.
Com a nossa equipa — contabilista, advogado e consultor fiscal — nunca ficará sozinho perante a Segurança Social ou a Autoridade Tributária. Entramos em ação de imediato, sempre que precisar.
E ainda melhor: cada declaração submetida com o FIZ tem Garantia Fiscal — cobrimos até 1.500€ em despesas potenciais, conforme o seu plano. Confiança total. Risco zero.
Trusted Partners
Certified and fully integrated with official institutions
Certificada pela
AT №3041
Plans
FIZ Base
0 €
forever
Tax Shield
FIZ Auto
Most Popular
9,99 €
per month, including VAT
FIZ Prime
14,99 €
per month, including VAT
Plans
FIZ Base
0 €
forever
Tax Shield
FIZ Auto
Most Popular
9,99 €
per month, including VAT
FIZ Prime
14,99 €
per month, including VAT
Plans
FIZ Base
0 €
forever
Tax Shield
FIZ Auto
Most Popular
9,99 €
per month, including VAT
FIZ Prime
14,99 €
per month, including VAT
Rating ★ 4.8
Katherine P
Easy and practical to use! I love it!
Rui Fernandes
Very intuitive app, simple to use, excellent results — and above all, it’s free! Congrats to the creators.
Renato
Practical and intuitive — issuing an invoice is easier than with the Tax Authority. Support is efficient.
António Sequeira
Very easy to use and a really helpful app. Switching to FIZ was worth it.
Ana Lança
Love this app. Free and intuitive. Best part: invoices go straight to the Tax Authority — no need to send the SAFT file every month.
Well Cardoso
Excellent! A very complete and free invoicing system. I recommend it!
Rating ★ 4.8
Katherine P
Easy and practical to use! I love it!
Rui Fernandes
Very intuitive app, simple to use, excellent results — and above all, it’s free! Congrats to the creators.
Renato
Practical and intuitive — issuing an invoice is easier than with the Tax Authority. Support is efficient.
António Sequeira
Very easy to use and a really helpful app. Switching to FIZ was worth it.
Ana Lança
Love this app. Free and intuitive. Best part: invoices go straight to the Tax Authority — no need to send the SAFT file every month.
Well Cardoso
Excellent! A very complete and free invoicing system. I recommend it!
Rating ★ 4.8
Katherine P
Easy and practical to use! I love it!
Rui Fernandes
Very intuitive app, simple to use, excellent results — and above all, it’s free! Congrats to the creators.
Renato
Practical and intuitive — issuing an invoice is easier than with the Tax Authority. Support is efficient.
António Sequeira
Very easy to use and a really helpful app. Switching to FIZ was worth it.
Ana Lança
Love this app. Free and intuitive. Best part: invoices go straight to the Tax Authority — no need to send the SAFT file every month.
Well Cardoso
Excellent! A very complete and free invoicing system. I recommend it!
Perguntas Frequentes
Everything you need to know about FIZ
Does FIZ actually submit to Social Security and VAT?
Yes. Fully integrated with Social Security and the Tax Authority, certified by AT nº 3041. Submissions are electronic, secure, and always on time.
Does FIZ actually submit to Social Security and VAT?
Yes. Fully integrated with Social Security and the Tax Authority, certified by AT nº 3041. Submissions are electronic, secure, and always on time.
Does FIZ actually submit to Social Security and VAT?
Yes. Fully integrated with Social Security and the Tax Authority, certified by AT nº 3041. Submissions are electronic, secure, and always on time.
Do I need to calculate values manually?
Do I need to calculate values manually?
Do I need to calculate values manually?
Can I adjust my Social Security income base?
Can I adjust my Social Security income base?
Can I adjust my Social Security income base?
Will I get reminders?
Will I get reminders?
Will I get reminders?
Do I still need an accountant?
Do I still need an accountant?
Do I still need an accountant?
Can I cancel anytime?
Can I cancel anytime?
Can I cancel anytime?
What do I need to get started?
What do I need to get started?
What do I need to get started?
Is FIZ safe?
Is FIZ safe?
Is FIZ safe?
Does FIZ automatically pay my taxes?
Does FIZ automatically pay my taxes?
Does FIZ automatically pay my taxes?
How does support work?
How does support work?
How does support work?
Are prices final or will VAT be added?
Are prices final or will VAT be added?
Are prices final or will VAT be added?
AT № 3041
NIPC 517696835
1200-082, Lisbon, Cais do Tojo 24