Numerare

Convert Roman numbers and vice versa, up to 40 million, read the numbers with the camera, learn to compute with abacus. Play to practice.

Have you ever struggled to decipher the date inscribed on a monument in Roman numerals? Would you like to learn how to calculate with an abacus like the ancient Romans? Or know how to write a number in Roman numerals? Hear how these numbers were pronounced?

In any case, Numerare allows you to do so in a simple, fun, and educational way.

Numerare allows you to read numbers in Roman numerals and convert them to conventional numbers, up to numbers of 40 million. The entry is facilitated by a keyboard in Roman numerals and verified on the fly. Conversely, enter a number to find out how it is written in Roman numerals and how to speak the number in Latin. You can read inscriptions of Roman numerals with the camera or draw on screen to instantly translate it into a number (iOS 13 only). With the animated help module, learn to calculate addition and subtraction with abacuses. Have the messages and Roman numerals read for ease of use. Numerare can be displayed in English, French, Italian, Spanish, German, Greek, Portuguese and even Latin for enthusiasts. Practice reading or writing Roman numerals by playing. Find 5 or 10 numbers with increasing levels of difficulty and beat your time record. Like a hurdle race. Play with others to compete for the title of champion. Works on iOS 12 and above. Supports dark mode.