Приложения разработчика John Kossik в Android Market

Duct Flow (v. 1.0)

John Kossik опубликовал приложение 2012-07-01
(обновлено 2012-07-01)

Find the pressure loss per 100 ft, velocity, velocity pressure, and various other flow parameters of rectangular and round ventilation ducts of any size.

Sales Tax CA (v. 1.3)

John Kossik опубликовал приложение 2012-01-15
(обновлено 2012-01-15)

Automatically calculates local California State sales tax exactly where the user is standing.  The sales tax in California varies, sometimes appreciably, from city to city and county to county, how do you know what it is as you stand in front of that item you want to buy?  Sales Tax CA is your mobile solution.  Simply open the app, it will find where you are and what the sales tax is in that location of California.  Enter the price of the item you would like to purchase and any discount the store is offering, click the button and the total price will be shown on your device.  It even shows you the discounted price prior to adding the sales tax and the specific amount of this sales tax.  Never be confused by store displays on discounts and "we pay the sales tax", know right on your phone how much the final cost of your purchase will be.

Sales Tax FL (v. 1.1)

John Kossik опубликовал приложение 2012-01-07
(обновлено 2012-01-07)

Automatically calculates local Florida State sales tax exactly where the user is standing. The sales tax in Florida varies, sometimes appreciably, from county to county, how do you know what it is as you stand in front of that item you want to buy? Sales Tax FL is your mobile solution. Simply open the app, it will find where you are and what the sales tax is in that location of Florida. Enter the price of the item you would like to purchase and any discount the store is offering, click the button and the total price will be shown on your device. It even shows you the discounted price prior to adding the sales tax and the specific amount of this sales tax. Never be confused by store displays on discounts and "we pay the sales tax", know right on your phone how much the final cost of your purchase will be.

Properties (v. 1.0)

John Kossik опубликовал приложение 2011-12-01
(обновлено 2011-12-01)

Properties of all the Elements of the Periodic table; Over 70 Common Chemicals; and Over 60 Common Materials at the Tap of your finger.

Pipe and Tube (v. 1.1)

John Kossik опубликовал приложение 2011-11-01
(обновлено 2011-11-01)

English dimensions of pipe and tubing in common schedule and BWG gauge sizes. Easy, quick access in the field to OD and ID measurements of most common piping and tubing sizes.  In addition to pipe inner and outer diameters for Sch 5S, 10S, 40, 80, and 160 pipe, you also get the interior volume for each in gallons per foot of length and the pipe weight in pounds per foot of length (for steel pipe).