Question 1

What energy units are supported?

Accepted Answer

Joule, kJ, calorie, kcal (food Calorie), Wh, kWh, and BTU.

Question 2

What is the difference between cal and kcal?

Accepted Answer

A calorie (cal) is 4.184 joules. A kilocalorie (kcal), also called a food Calorie, is 1000 calories.

Question 3

Is this useful for electricity bills?

Accepted Answer

Yes. Convert between kWh (what your meter reads) and other energy units easily.

Question 4

What is a kilowatt-hour?

Accepted Answer

A kilowatt-hour (kWh) is the standard unit of energy for electricity consumption. It equals the energy used by a 1,000-watt device running for one hour. Electricity bills are measured in kWh.

Question 5

What is the difference between a calorie and a kilocalorie?

Accepted Answer

A calorie (cal) is the amount of energy needed to heat 1 gram of water by 1°C. A kilocalorie (kcal), often called a 'food Calorie' (capital C), is 1,000 calories — what nutrition labels refer to.

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