A linear system solver for unlimited number of equations and unknowns

Improve your math skills with Math Invasion, the best math practice app for your Android phone.
It contains a series of problems and exercises for the basic math operations, including addition, subtraction, multiplication, and division. The exercises are targeted for children under 12 years, and sometimes even adults, with varying degrees of difficulty depending on their age.
- global and local highscores

Play this addictive game of questions to show how much you know about general culture. Test your knowledge and have fun and learn at the same time trying to answer the most varied, funny, curious and interesting questions you can about anything. Try to answer questions about any category you can imagine, such as history, music, sports, movies, TV shows, video games, news, important events, math, biology, literature, reality or fiction, among numerous other possibilities.

Simplify your VAT calculations

Number Buzz is a simple multiplayer number game very similar to Fizz Buzz.

Challenge your friends and improve your mental maths skills! Good as a drinking game! Even better as a way to start off a group activity session! And perfect for when you and your siblings are bored sitting at the back of the car!

To get the full version download Number Buzz.

Quick App Installer
install external android apps on your mobile, you can search any folder by typing the folder location or just place your apk files in your scard root folder and easily install them on your phone

Whether you are learning math, want to brush up your knowledge, help your kids or just enjoy math quizzes, this fun application is right for you.

Fast App Installer ,
Easy way to install external android application on your phone, search sdcard's specified folders and install any app you need.

Math Bubbles is a funny way to practice Math. Ideal for children but also fun for adults!
How to play? See the question on the top and tap on the correct answer on the bubble. You need 6 correct answers to pass current level. And you have 15 seconds for one question.
Playing Math Bubbles game daily you will be surprised that you have been improved in Math ;)

Linux Terminal for Android. Run Linux command on your phone and install external android apps.

Simple math puzzle. You have equation with X and/or Y, your objective - substitute X and/or Y by checking numbers in boxes (gold - X, blue - Y). If the equation is true - you go next :)

Leaving the right sized tip has never been so easy!!! No more worrying about percentages and math just let Easy Tip take care of it for you! All you need to do is enter how much your meal cost and then choose what level of service you received, and EasyTip tells you how much of a tip to leave. All of the tip amounts are in whole dollar amounts to make it even easier!

Funbers! is an amazingly fun game that is a combination of 'Boggle' with numbers!

Math trivia game for kids, from 1 to 100. Learn and have fun at the same time!

Complete the Series quiz

Advanced calculator with help.

Games for school kids. One pair contains an operation and its correspondence. ex if the first card is 2x2, so its correspondence is 4. Your task is to find all the pairs. Click on the tiles, pair by pair, to open the images. If you find a correct pair, the images will stay uncovered. If you miss, they will flip back. Let's see how much time you need to open all of the pairs!

Guess the Next Number is a simple but funny game which helps you to improve your maths skills and your IQ.

How to play:
You will see a numerical sequence (5 numbers) and you will have to choose the sixth number out of four option which fits in the sequence.

Helps you in doing your "extra work" in school - at least in Austria or in Germany the "Zapfen" was a common way to give kids time to think over their faults ;-)

Unofficial medical news app. Latest news and happenings in medicine and healthcare.

Do you need an app like this one for promoting your business? Get one developed for just $10 only.

Visit http://www.apk4biz.com for more details.