App's Settings: - Rounding to the specified number of decimal places: for decimal numbers, you can select the number of decimal places you want to display. By default, the app displays 2 decimal places. To round results to the nearest whole number, select 0 decimal places. - For fractions, you can select rounding to the nearest 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/256. By default, the app rounds fractions to the nearest 1/32. If you do not need to round fractions, just select "-". Sends results and history via email. Conversion history. Supports both portrait and landscape orientation.