PolyClock World Clock is described as follows:
Need to know the time here, there, and everywhere? PolyClock for your Android device has the answer. The global clock app is an easy way to keep up on the time all over the world. Featuring a clean look and an easy interface, Polyclock lets you save multiple cities, view a time zone's area on a map or globe, and see which parts of the world are experiencing daylight and which are experiencing darkness.PolyClock World Clock has a rating of 4.6 stars in Google Play and 4.2 stars in the Amazon Appstore.
Simple to Use
PolyClock easily lets you save favorite cities to the app's home screen. Choose virtually any city in the world or select for any timezone. You can save as many cities as you wish. The city and time are displayed in clear, large text, with white letters for AM and green letters for PM.
View by Map or by Globe
Polyclock's unique globe and map view feature provides an interesting look at the time of day as related to the rest of the world. Choose one of your previously selected cities and see it appear on either a map or globe. Also displayed are the borders of the time zone that city falls in. Move your finger across the map or globe to see what parts of the world see daylight and what parts are experiencing darkness.
PolyClock supports landscape and horizontal view and includes a full-featured alarm clock. PolyClock also comes with different home screen widgets. Each widget is a different size, and you can choose which widget is the best fit for your device. You can also edit the "label" field for each clock. Get a satellite view of the world map. If you have a Honeycomb/ICS device, you can set resizable widgets. (You will need to delete your exisiting PolyClock widgets and re-add them). PolyClock supports a dyanimc International Date Line to reflect recent time zone changes for certain countries.
We'd say buy this while it's free.
what it means to developers.
Amazon.com opened up the Appstore despite a lawsuit by Apple, which has previously trademarked the term "App Store." Microsoft has filed an appeal against that trademark, saying the term is too generic. Amazon.com has responded to the lawsuit in the same manner.