Unit converters

Convert coordinates from Maidenhead locator to OS grid reference instantly as you type, one at a time or a whole list at once.

Convert coordinates from OS grid reference to Maidenhead locator instantly as you type, one at a time or a whole list at once.

Calculate the difference in time across different timezones.

Convert a date and time in UTC (Etc/UTC) to New York (America/New_York) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in New York (America/New_York) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Chicago (America/Chicago) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Chicago (America/Chicago) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Denver (America/Denver) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Denver (America/Denver) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Los Angeles (America/Los_Angeles) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Los Angeles (America/Los_Angeles) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Honolulu (Pacific/Honolulu) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Honolulu (Pacific/Honolulu) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Toronto (America/Toronto) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Toronto (America/Toronto) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Mexico City (America/Mexico_City) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Mexico City (America/Mexico_City) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Sao Paulo (America/Sao_Paulo) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Sao Paulo (America/Sao_Paulo) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to London (Europe/London) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in London (Europe/London) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Paris (Europe/Paris) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in Paris (Europe/Paris) to UTC (Etc/UTC) instantly, starting from the current time, with daylight saving time taken into account.

Convert a date and time in UTC (Etc/UTC) to Berlin (Europe/Berlin) instantly, starting from the current time, with daylight saving time taken into account.