Công cụ Ngẫu nhiên & Đo lường

Spin a decision wheel, make random teams, draw lots, keep score, measure on screen, and convert Roman numerals and number words.

Vòng quay Quyết định

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

Number of teams

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

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

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

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

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

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

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

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