Piet Jonas

Filter

Acceleration
Paid
Take your device to a ride and check the acceleration e.g.
iOS
Average Calculator HD for iPad
Paid
Calculates the arithmetic mean, the geometric mean and the harmonic mean as well as the standard deviation and the confidence interval of a set of...
iOS
Rates
Paid
Monitor the exchange rates for all major currencies.
iOS
Palindrome
Paid
Looking for a time filler or even a new hobby?
iOS
Chess Clock App
Paid
A chess clock consists of two connected clocks which can't run at the same time. Use it as a game clock to measure the time used by two players for...
iOS
Photo Loupe
Paid
Enlarge your photos with this virtual magnifying glass. Tap and move your finger over the photo to quickly check every detail like the sharpness or...
iOS
Plotter
Paid
Plot graphs of functions. Enter your formula and the range you want to plot.Features:- By separating the formulas with semicolons you can draw more...
iOS
State Quiz HD
Paid
Test your knowledge and spot the states of the USA on the map.
iOS
My Marks Free
Free
Keep track of your grades, marks and credits in school and university. This application always shows your up to date average mark or the sum of...
iOS
Tennis Matches
Paid
Updated with 2016 tour datesSee the schedule and countdown to the upcoming ATP and WTA tennis tournaments. Features:- add tour dates to calendar-...
iOS
Cooktop
Free
Simulates a glass ceramic cooktop. Use your device as a hob avatar e.g. for kitchen planning. You can control the hob by pressing the buttons, use...
iOS
Quick Chart XL
Paid
This application lets you quickly chart data series just by entering the numbers (separated by comma or space).
iOS
URL Helper
Paid
Entering URLs isn't really fun. Most of the time only the domain name varies while the rest consists of standard parts with a lot of special...
iOS
Sports
Paid
Updated for 2016 seasonsSee the schedule and countdown to upcoming and current sport events in different categories.
iOS
Contact Find
Paid
This application adds the missing full search to the contacts in your address book. Don't just search for first and last names, but find your...
iOS
States
Paid
Do you ask yourself sometimes, where in the USA is this state and what is its capital?
iOS
Baseball Games
Paid
Updated for the season 2017.
iOS
State Quiz
Paid
Test your knowledge and spot the states of the USA on the map.
iOS
Astro App for iPad and iPhone
Free
Explore the night sky, the mars or our old moon with the help of Google Sky. Tap on the map to pan around quickly and zoom in to examine craters,...
iOS
Game Counter HD
Paid
Turn the iPad into a display replacement on sports or game events with the help of this game counter application. Track the score of different...
iOS
3D Plotter
Paid
Plot graphs of 2-dimensional functions in 3D. Enter the formula for the function and the range you want to plot.Features:- toggle grid display-...
iOS
Length
Paid
Turn your device into a ruler and measure small distances in either imperial inches or metric cm and convert any value between the two...
iOS
3D Plotter XL
Paid
Plot graphs of 2-dimensional functions in 3D. Enter the formula for the function and the range you want to plot.Features:- toggle grid display-...
iOS
Football Games
Paid
Updated for season 2016/2017.
iOS