aTstock 키움증권 is a smart stock service that has been developed by ATsolutions in partnership with Kium Securities. The app has been awarded both the 'Smart App Award 2011' and the 'Technology Innovation Award' for its excellent features. This full version licensed app is available for Android users. It falls under the category of Business and Productivity with a subcategory of finance.

The app provides a wide range of features including quick viewing of favorite stocks, editing the main screen, and providing a desktop widget for real-time market information. Users can easily order stocks with real-time information about the stock market, and the app also provides various stock information such as news, company information, and power stock search. The app also supports all Android devices with a resolution of QVGA, HVGA, WVGA, WSVGA, etc. It is necessary to authenticate with the securities company ID/PW for initial use. The app is not supported on jailbroken or rooted devices.

The app is very useful for those who want to stay updated on the stock market and trade stocks easily on their Android devices.