世界人口时钟 app for iPhone and iPad

This app uses the data from World Bank、The World Factbook and Wikipedia , to simulate the population growth all over the world.
When tap on the screen, you can learn the geography of the associated country.
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Statistics include: 215 countries
GDP, GDP per capita, Life expectancy, GDP growth, Population growth, Surface area, Population density
Financial Indicators: Deposit interest rate, Lending interest rate, Tax revenue, Gross domestic savings, Gross national expenditure, Broad money, Education expenditure, Military expenditure, Stocks traded, Listed domestic companies
Social Indicators: GINI index, Unemployment, Literacy rate, Access to electricity, Poverty ratio at national lines, Prevalence of HIV, Rail lines, Hospital beds
Average Indicators: GNI per capita, GDP per capita, Electric consumption per capita, Energy use per capita, CO2 emissions per capita
Population Change: Birth rate, Death rate, Fertility rate, Net migration
Population Composition: Population ≤ 14, Population 15-64, Population ≥ 65, Urban population, Rural population
Land Composition: Forest area, Arable land
Electricity Composition: Nuclear sources, Hydroelectric sources, Oil, gas and coal sources, Renewable sources, excluding hydro
Trade: Trade, Goods and services imports, Goods and services exports
Goods Trade Composition: Food, Fuel, Manufactures, Agricultural raw materials, Ores and metals
Services Trade Composition: Travel services, Transport services, Insurance and financial, Computer and communications