Support this project
If you think that this utility is useful and you want to thank me for making it available for free, and support the development of future versions, you're welcome to donate some money by using PayPal. You can choose to send any amount you like in different currencies. After filling the currency and the amount values, click the 'Donate' button, and you'll be redirected to PayPal website to complete the process.
Also, if you like this software, you should tell your friends about it! You can use AddThis widget at the top of the page to do so.