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Android Apps > Educational > Add and subtract within 20
Add and subtract within 20 icon

Add and subtract within 20

9.0.0
Sergey Malugin
3.29
50 reviews
10,000+
Downloads
$1.99

Math learning app powered by handwriting input - the most natural for children.

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Screenshots by Sergey Malugin, from the Google Play listing
View on Google Play

AppBrain's verdict

Established
Rating on Google Play
3.29
50 ratings
Installs
23 thousand
Last updated
October 29, 2024
Ads
No ads
Size
13.2 MB

Add and subtract within 20 has 23 thousand installs. It doesn't have enough ratings yet to judge what users think.

Official page on Google Play

User feedback

Ratings and reviews on Google Play

Comments on Add and subtract within 20 for Android

★★☆☆☆ S G · Jul 29, 2023
Using handwriting seems to be a great idea but the app doesn't recognize handwriting very well, frustrating experience

Google Play Rating history and histogram

21
0
14
0
14

Store listing

By Sergey Malugin, from Google Play
Description by Sergey Malugin Written by the developer, not by AppBrain. Click to read.
Transform Math Practice into an Exciting Adventure!

Are you looking for an engaging way to help your child master addition and subtraction within 20? Our app combines education with entertainment, offering a unique experience that makes learning math both fun and effective.

Key Features:

Interactive Mini-Games: Children can enjoy a variety of simple yet captivating mini-games that make math practice enjoyable.

Handwriting Recognition: Leveraging advanced handwritten digit recognition technology, the app allows children to write their answers naturally, enhancing both their math skills and handwriting.

Adaptive Difficulty: The app adjusts the level of difficulty based on your child's progress, ensuring a personalized learning experience that keeps them challenged yet motivated.

Why Choose Our App?

Natural Learning Experience: By allowing handwriting input, children can focus on solving problems without the distractions of multiple-choice questions or keyboard input, promoting better concentration and learning outcomes.

Skill Enhancement: Designed specifically to improve addition and subtraction skills with numbers up to 20, our app provides targeted practice to build a strong mathematical foundation.

Engaging Content: The fun mini-games and adaptive challenges keep children engaged, making them more likely to practice regularly and develop a love for math.

Safety and technology

Found in the app by AppBrain
Ads
No ads
Price
$1.99
Libraries
2
App size
13.2 MB
Needs Android
5.0+
Content rating
Everyone

Technologies used by Add and subtract within 20

2 libraries
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
9.0.0
Launched
December 2013
  • Oct 7, 2025Price IncreaseNew price: $1.99 ($0.49)
  • Jul 29, 2025Price DropNew price: $0.49 ($3.49)
  • Jun 24, 2025Price IncreaseNew price: $3.49 (Free)
  • May 20, 2025Price DropNew price: Free ($0.49)
  • Mar 11, 2025Price DropNew price: $0.49 ($2.49)
Show all changes Show fewer

Alternatives

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Addition and Subtraction Games icon Addition and Subtraction Games
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Math for kids! Add & Subtract icon Math for kids! Add & Subtract
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Kids Addition and Subtraction icon Kids Addition and Subtraction
We Play We Learn
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Learn Math Games Math Practice icon Learn Math Games Math Practice
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Installs

Tracked by AppBrain
Last 30 days
10
Play install range
10+ thousand
Launched
December 2013

Installs over time

Add and subtract within 20 has been installed 23 thousand times. Over the past 30 days, it has been installed 10 times.

Rankings

Google Play top charts

Google Play Rankings for Add and subtract within 20

This app is not ranked

About the app and developer

About Add and subtract within 20

Add and subtract within 20 is an educational app developed by Sergey Malugin.

Install Statistics

Add and subtract within 20 has been installed 23 thousand times. In the last 30 days, the app was installed 10 times.

User Ratings

Add and subtract within 20 is rated 3.29 out of 5 stars. The rating is based on 50 ratings.

App Information

Add and subtract within 20 costs $1.99. The app size is 13.16 MB. The latest version available is 9.0.0. The last update was on October 29, 2024.

Technical Requirements

Add and subtract within 20 requires Android 5.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since December 2013.

Add and subtract within 20 is made and published by Sergey Malugin. AppBrain is an independent app data site and isn't affiliated with Sergey Malugin. The app name, icon, screenshots and description belong to Sergey Malugin and are shown as published on Google Play.

App Performance Report

Get a detailed PDF report for Add and subtract within 20 with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more

Get PDF Report — $29

Developer information for Sergey Malugin

Sergey Malugin

appsfuerkids@gmail.com

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Frequently asked questions about Add and subtract within 20

Is Add and subtract within 20 free?

No. Add and subtract within 20 costs $1.99 on Google Play.

Is Add and subtract within 20 still available?

Yes. Add and subtract within 20 is on Google Play, and the last update we saw was on October 29, 2024.

Does Add and subtract within 20 contain ads?

No. Google Play does not list Add and subtract within 20 as containing ads.

What Android version does Add and subtract within 20 require?

Add and subtract within 20 runs on Android 5.0 and higher.

How large is Add and subtract within 20?

Add and subtract within 20 is 13.16 MB.

Is Add and subtract within 20 suitable for children?

Google Play rates the content of Add and subtract within 20 as suitable for everyone.

How many times has Add and subtract within 20 been installed?

Google Play lists 10,000+ installs for Add and subtract within 20.

How do people rate Add and subtract within 20?

Add and subtract within 20 scores 3.29 out of 5 stars, from 50 ratings on Google Play.

Who made Add and subtract within 20?

Add and subtract within 20 was developed by Sergey Malugin. It is listed in the educational category on Google Play.

What are the best alternatives to Add and subtract within 20?

People looking at Add and subtract within 20 also look at these educational apps: Math Quiz: Write Your Answers!, Math for kids: learning games, Children's Quiz, 123 Number Kids Counting Games, Addition and Subtraction Games.

Share Add and subtract within 20

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