Microwave Wattage Converter

UPDATE November 20, 2025

Differences Between Your Home Microwave’s Wattage and Packaged Foods

Ready-made lunches and frozen foods sold at supermarkets and convenience stores are extremely handy. On the package, you’ll usually find the recommended microwave wattage and heating time, such as “3 minutes at 500W” or “2 minutes 30 seconds at 600W.”

But what should you do if the wattage of your home microwave is different from the wattage shown on the package?

In reality, when your microwave’s wattage is different, the proper heating time also changes. For example, if you use the time listed for 600W on a 500W microwave, the food may end up undercooked. On the other hand, if you use the time listed for 500W in a 600W microwave, the food may be overheated. In either case, it becomes difficult to heat your food both safely and deliciously.

How to Deal With Different Wattages

There is a handy tool to solve this problem: the Microwave Wattage Converter app. Based on the wattage and heating time printed on the food package, this app automatically calculates the correct heating time for the wattage of your own microwave.

Using the app is very simple. First, select the wattage of your home microwave (for example, 500W or 600W). Next, enter or select the wattage and heating time listed on the package. The app will then automatically calculate the actual heating time you need. This way, you can heat your food for the optimal amount of time in your own microwave.

Summary

By using the Microwave Wattage Converter app, you can easily resolve differences between your home microwave’s wattage and the wattage printed on food packages. The app tells you the proper heating time without any complicated calculations, helping you avoid uneven heating or overheating.

Give it a try and make your daily life a little more convenient.

Download

Microwave Wattage Converter is available as a free download.