Conversor de Algarismos Romanos

Use the free online Conversor de Algarismos Romanos tool. Fast, private and easy to use — runs entirely in your browser. Part of our Ferramentas Aleatórias e de Medição collection.

Roda de Decisão

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Let the wheel pick for you when you cannot decide between options.

Gerador de Equipes

Split a list of names into fair, random teams in one click.

Sortear

Randomly order a list of names — perfect for raffles and turn order.

Placar

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Track scores for sports, games and quizzes with two counters.

Contador

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A simple tally counter for counting people, reps, votes or mouse clicks.

Conversor de Algarismos Romanos

Convert numbers to Roman numerals and back, from 1 to 3999.

Number ↔ Words

Spell out numbers in words, or turn written numbers back into digits.

Online Ruler (cm / inch)

An on-screen ruler in centimetres. Note: accuracy depends on your screen DPI.

Transferidor

0102030405060708090100110120130140150160170180

A printable on-screen protractor showing degrees from 0 to 180.

Perguntas Frequentes

Is the Conversor de Algarismos Romanos free to use?
Yes. The Conversor de Algarismos Romanos is completely free with no sign-up, no limits and no watermarks. You can use it as many times as you like.
Is the Conversor de Algarismos Romanos safe and private?
Absolutely. The Conversor de Algarismos Romanos runs entirely in your browser, so your data never leaves your device and nothing is uploaded to a server.
Do I need to install anything to use the Conversor de Algarismos Romanos?
No installation is needed. The Conversor de Algarismos Romanos works instantly online in any modern browser on desktop, tablet or mobile.
Does the Conversor de Algarismos Romanos work on mobile phones?
Yes. The Conversor de Algarismos Romanos is fully responsive and works smoothly on iPhone, Android and any other device.