Athan software are a product from Islamic Finder, which is a non-profit organization, is dedicated to serving Islam on the Internet and currently provides information about mosques, Islamic organizations, Islamic centers, and Muslim owned businesses all over the world (our users can also add them).
It also provides prayer times for more than 6 million cities worldwide with quite accurate information about their Qiblah direction, distance from Kaaba (Makkah), longitude, and latitude. Furthermore, it has an Islamic web directory covering all the necessary information about Islam (Islam, The Holy Quran, Hadith, Fiqh and Fatawa, Education, Muslim Family, Islamic History and Biography, Health and Islamic Medicine, Economy and Commerce, and more).
Another service provided by IslamicFinder is the Hijri calendar and Gregorian-Hijri date conversion. The free Athan (Azan) software, which makes you hear the Athan (Azan) from your computer 5 times a day, is another service to Muslim Ummah. In addition to the above-mentioned services, it offers articles on different issues and an Islamic photo gallery of thousands of photos, images, and Eid cards that a user can send to others, too.
IslamicFinder was developed by Wasat alnaseej, which plans to develop different web sites to serve Muslims around the globe.
To download, click the link below:
http://www.islamicfinder.org/athanDownload.php
You can choose either to buy Athan Pro or just Download Athan Basic which is free. Picture below shows you the example page.

After that just follow all the instruction properly. Ok folks, enjoyed it!