App of the Month Winners 2019

Congratulations to December's Young Inventor!
Zelda App
by Samuel Machado

12 year old 7th grader Samuel from the USA, loves coding and making games and created this game based on one of his favorite games, Zelda. We hope you will also enjoy playing it.

Congratulations to December's Adult Inventors!
Linear Explorer
by Dan Davidson
Retired community college physics/math professor Dan from the USA, who volunteers assisting students with limited English skills, created this great app to help his math students grasp the important ideas of linear equations interactively and pictorially without much reliance on written language.
My Live Camera
by Fujio Yamamoto
Retired computer science professor Fujio from Japan, created this fascinating app to access some of his favorite live cameras from across the world. You can enjoy real-time views of some amazing places such as Mount Fuji. We hope you will enjoy it as much as we did.
Congratulations to November's Teen Inventor!
by Devanand and Kushagra

14 year old 9th graders, Devanand and Kushagra from India, created this interesting app to emulate Siri for an Android phone. It is a great first effort in learning to develop a Voice User Interface (VUI).

Congratulations to November's Adult Inventors!
by Jörg Kowalski
Cardiologist Jörg Kowalski from Germany has created this versatile app to calculate and do various operations on matrices. We are sure you will be impressed with its many functions as much as we did, especially if you are a student of higher mathematics.
by George Vakalis
IT school teacher George from Greece created this intriguing game to test your reflexes. It can be played either as a one-person game or as a two-person game. We are curious how far will you make it in the game.
by Kevin Ramos
24 year old student Kevin from Peru created this delightful educational app to help teach elementary school students how to add 1-digit, 2-digit and 3-digit numbers. We hope you will enjoy it as much as we did.
Congratulations to October's Young Inventors!
Piano Game
by Emma Jung
An impressive first app made by 10 year old Emma from Italy, designed for those who have never played the piano and would like to play it anywhere. The app presents some sample songs with music score and you can listen and play along.
Animal Kingdom
by Guru Vikranth
9 year old Guru from the USA created this app to share his love for animals and to help the users identify some of his favorite animals in a fun and educational way. We hope you will enjoy it as much as we did!
Plastic Hero
by Keller Teh
Eco-friendly 10 year old Keller from Singapore created this app to share his passion for the environment and recycling. The app helps save the earth by guiding the user to reduce the number of plastic bags used.
Congratulations to October's Teen Inventor!
First Aid
by Sydney Shaw

13 year old Sydney from the USA comes from a family of doctors and created this app to help the user in case of a medical emergency. The app not only instructs you about what to do in 14 different emergency situations (such as snake bites, poisoning, stroke etc.) but also provides mini-quizzes to test your medical knowledge.

Congratulations to October's Adult Inventors!
Gauge Generator
by Gerard Bucas
Retired technology entrepreneur Gerard from the USA has created this fantastic app to generate Gauge Charts for Dashboards or 'live" Gauges/ Meters. He hopes that users will use the app as a tool for creating sophisticated "meter" apps for BLE connected IoT devices.
DVD Video
by Benjamin Bustelo
Benjamin from Argentina created this fun game app based on the famous DVD Video screensaver, where you have to hit the corners in order to earn points. We hope you will enjoy it as much we did!
Congratulations to September’s Young Inventor!
Age Calculator
by Theertha Sudeep

Class 6 student Theerta from India learned Scratch in Class 5 so she decided she wanted to make her own app. This app tells you how old you are in years, months, and days ... and even down to the millisecond!

Congratulations to September’s Teen Inventor!
by Nathaneo Johnson

APEM, Applicant Entrepreneur Match, was created by US sophomore student Nathaneo. The app connects applicants and entrepreneurs to work together. Nathaneo loves developing apps to help make peoples' lives easier and aspires to attend MIT.

Congratulations to September’s Adult Inventor!
Hiragana Learning App
by Jörg Kowalski

German physician Jörg is busy learning new languages, now Japanese. This app supports learning the Hiragana symbols. He hopes to eventually implement the Katakana as well.

Congratulations to August’s Teen Inventor!
Trivia Time
by Esma Okutan

Future engineer Esma likes playing general knowledge trivia games where you can choose from a variety of topics and where you can see the real answer if you get the question wrong. So she thought, "Why not create one?"

Congratulations to July’s Young Inventor!
My Tree
by Antonia Comaniciu &
Annabella Saltarelli

Best friends since preschool, 12 year olds Antonia and Annabella coded this app to motivate kids to take steps to reduce their carbon footprint. Kids can adopt and personalize their own virtual tree, and use their carbon footprint savings to grow their seedling.

Congratulations to July’s Teen Inventors!
Chemistry Helper
by Deep Shah

Canadian high school student Deep had to make an app for an assignment, and was surprised how well it turned out! He struggled in grade 10 chemistry a lot, so wanted to make an app to help others succeed.

Voice Calc
by Riley Rosenow

US 10th grader Riley had an assignment but went way overboard with his impressive Pokemon-themed calculator. He also likes eating garlic!

Congratulations to July’s Adult Inventors!
Desinfección Hospitalaria
by Leon Batiz

Entrepreneur Leon from Mexico decided to create this app as a manual with protocols for cleaning and disinfecting hospitals. He hopes it can save lives.

by J Dingley

John, a consultant in Anesthesiology from the United Kingdom, made this comprehensive app to allow the appointed record keeper or scribe to easily create a date and time-stamped log of the key events during ADULT advanced life support.

Congratulations to June’s Young Inventor!
Fun Maths
by Rishab Arora

11 year old Rishab, a student from India, likes coding and gadgets. He also wants to be an astronaut someday. He made a really neat app to test your math skills against the clock.

Congratulations to June’s Teen Inventors!
by Xixi Hillman

US High school freshman Xixi likes playing Anagrams and made this app in honor of her 500th win but also to test her coding limits. Test your word creation skills with this fun app!

Inventory Tracker
by Connor Rodgers &
Jason Chiulli

Connor and Jason, from the US, got the idea for this app from the director of buildings and grounds at their High School to keep stock of school supplies. The app is very comprehensive and easy to use.

Congratulations to June’s Adult Inventor!
Enjoy Reinforcement Learning
in Tic-Tac-Toe
by Fujio Yamamoto

Retired Computer Science professor Fujio decided to make use of the new generic blocks in App Inventor to make this app where you can train the mobile device to play tic-tac-toe using reinforcement learning.

Congratulations to May’s Young Inventor!
Thanos Invaders
by Ethan Huang
Ethan, a 6th grader from the USA, likes to play and watch sports and video games. He also likes to code, and made this fun game, just to entertain you. Try it out!
Congratulations to May's Teen Inventors!
College Information App
by Lokesh &
Harish Pugalenthi
Brothers Lokesh and Harish from the USA work together to create applications to make others' lifes easier. To make their own lives easier, they made this app that supplies college application resources and specific college information.
Congratulations to May's Adult Inventor!
Scale Ear Training
by Arantza Latierro Insausti
Arantza from Italy likes to code and create apps in her spare time. So, why not create an app to help train people in identifying musical notes? Test your ears with this fun app.
Congratulations to April's Young Inventor!
by Calix
6th grader Calix from the US decided to combine a shake counter and a liner drawer to make this simple but fun app.
Congratulations to April's Teen Inventors!
by Suhani Singhal &
Nitya Sunkad
High school students Suhani and Nitya, who live in the San Francisco area, created a useful app focused on connecting customers with local restaurants to sell leftover meals at reduced prices.
Teen Pal
by Carol Wininger &
Amiya Chokhawala
This app, made by 8th grade students Carol and Amiya, helps users to learn how to solve their problems, empathize with others, and help their peers solve similar problems through user-to-user interaction.
Frugal Art
by Francisco Sanchez,
Zack Herron &
Joshua Jaimes
These 3 high school students teamed up to inspire future artists and induce them with confidence. The artwork in the app itself is beautifully done!
Traffic Portal
by Adhiksha Thorat &
Yushant Tyagi
Indian students Adhiksha and Yushant share a passion to create something new and an immense love for coding. They created this app to help traffic officers in their community.
Congratulations to April's Adult Inventor!
by James Andrew Carr
James taught himself the App Inventor interface by making this simple puzzle game. Fun to play, and can be addictive!
Congratulations to March's Young Inventors!
Mini Jolf
by Connor Krupp &
Sawyer Maricle
Just the first app made by 7th graders Conner and Sawyer, this golf game is impressive and fun to play. Obstacles are randomly placed for each hole. They both like Tetris, so let's see what they come up with next!
Live By the Sun,
Love By the Moon
by Jolette Hernandez &
Alexis Tran
Diligent 7th grade students Jolette and Alexis created this app because they wanted to inform and help people about sun allergies. The app is informative and lets people know what they should do to protect themselves in the sun.
Gymnastics and Dance Trivia
by Maddie Fisher
Since dance and gymnastics are her favorite sports, 12 year old Maddie chose to make her trivia quiz app on those topics. Informative and colorful, the quiz is quite challenging!
Congratulations to March's Teen Inventors!
Study Better
by Thien-Mai Bui
8th grader Thien-Mai thinks she is bad at math, but she's really good at programming! Her app helps students to improve their math skills. Her app includes a unique way to make your own flash cards!
Chad's Quest Remastered
by Wyatt Warnock &
Sean Williams
High school students Wyatt and Sean made this fun adventure game that sneaks in a little bit of math. Both young men value creativity and hard work, and this app is proof!
Congratulations to March's Adult Inventor!
by Jörg Kowalski
Jörg from Germany continues his creation of outstanding apps with his Circles app, where his nifty user interface allows the user to plot points on a graph to make circles.
Congratulations to February's Young Inventor!
by Medhansh Mehta
Eleven year old Medhansh from India wanted to help kids keep up with global current affairs, without exposing them to inappropriate content. Parents can curate news content for their children with this excellent app!
Congratulations to February's Teen Inventors!
Open the Door
by Abhijeet S. Mankani
Built for the Google Learn to Code competition, the Open the Door app is a simple yet fun game that showcases the skills of 14 year old Abhijeet from India.
EZ A thru Z
by David Ireland
& Timothy Broas
This alphabet trainer app, created by two US high school students, is aimed at young children in pre-school or kindergarten to help them better understand the alphabet and ordered lists, but I bet it would test adults' skills too! Great special effects like color changes make this a fun app to play.
Congratulations to February's Adult Inventor!
BasalRates Easily Kept
by Jörg Kowalski
Back-to-back winner Jörg from Germany puts physician skills to work with his first medical app for patients with type-1-diabetes and an insulin pump to store and review their insulin basal rate.
Congratulations to January's Young Inventor!
sHAre seCKurely
by Vedvardhan Gyanmote
Class 7 student Vedvardhan from India has been creating with App Inventor for two years. His latest app teaches users about Internet security and how to stay safe when using the Internet.
Congratulations to January's Teen Inventors!
SL Physics Calculations
by Lokesh Srinivas Pugalenthi,
Oscar Hung & Nicol Sutherland
Three US high school seniors designed this app to help students in Gambia, where the overwhelmed school infrastructure prevents many students from attending full day school. This app enables students to practice IB SL Physics calculations.
by Emre Temel
& Ameer Abu Maddain
Faced with a school assignment, these two clever German students decided to make a fun game for others. This Sudoku app for kids let's them practice the classic logic game with the numbers 1-4.
Congratulations to January's Adult Inventor!
by Jörg Kowalski
Cardiologist Jörg from Germany likes to play checkers, so he created this app, a tool to easily analyze checkers positions, store positions at different steps, and play against somebody else.