Apps by Piet Jonas

Max Peak 1.2.2

PAID
Find out about the highest peak on your route while you drive, bike or hike (with the help of GPS). You can use this to entertain yourself or your kids to find the highest point on a otherwise boring journey. Features: - keeps a list of the...

Rating:

Blue Moon App 1.3.4

PAID
Countdown to the next blue moon and black moon events. Blue Moon: The second full moon event in the same month. Black Moon: The second full new event in the same month. Features: - show only blue, only black moon or both events - add events to your...

Rating:

Text Calculator 1.2.3

PAID
This is a full text calculator. Just enter your formula in the text box and tap the '=' button (or 'Return' on the keyboard). It keeps a history of your calculations. This way you can check for typos and errors in your calculations. Features: -...

Rating:

Sun Alarm 1.2.2

PAID
Don't miss a sunrise or sunset again. Whether you want to live with the sun, do nice photos or just want to know when it's getting dark. This app calculates the sunrise and sunset times for your current location and lets you set up a notification for...

Rating:

Average Calculator 1.2.2

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 numbers. The calculator results can be emailed.Version History - bugs fixed 1.2.2 04/07/2025 -...

Rating:

Multi Task Timer Free 1.2.0

FREE
Multi Task Timer monitors the completion of a group of task with a common deadline. This is the perfect app while doing e.g. multiple choice tests. Just setup the number of tasks and the total duration and start the timer. Press 'Next Task' when a...

Rating:

All Countries 1.3.3

PAID
Do you ask yourself sometimes, where in the world is this country? This application shows each country of the world on the map. Either select it from the list or jump around randomly (by using the shake gesture).Version History - bugs fixed 1.3.3...

Rating:

Sensors 1.1.1

PAID
See the values of the built in device sensors all together in one app. Supports (if available) acceleration, heading (compass), pressure, position, altitude and speed. In addition it gets the current location name and the elevation from the...

Rating:

Basketball Games Pro 1.7.2

PAID
Updated for season 2024/2025 See the schedule and countdown to the upcoming NBA basketball games. Works offline with cached calendar data. Features: - add basketball games to calendar - share basketball game events - supports all iPhones - support...

Rating:

WorldWatchr 1.1.3

PAID
Now you can stay in touch with your home, famous places of the world, the current traffic conditions and much more by watching your favorite web cams on your iPhone. The WorldWatchr application makes it easy to monitor web images which are...

Rating: