Comparison

Add and subtract within 20 vs Brick Up

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Add and subtract within 20

This app transforms math practice into an exciting adventure for children. It uses interactive mini-games and handwriting recognition to make learning addition and subtraction within 20 fun and effective. The difficulty adapts to your child's progress for a personalized experience.

Highlights
  • Interactive mini-games
  • Handwriting recognition
  • Adaptive difficulty
  • Targeted addition/subtraction practice
  • Natural learning input
Features
Read full description

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.

About

Brick Up

Features
Read full description

Brick Up is a simple yet powerful game that helps children develop their understanding of numbers, addition, and subtraction. Players choose the right numbers to fill the gaps as they build a wall. The game has a "low floor" and a "high ceiling" โ€” it begins with easy numbers and gradually progresses to larger and more challenging walls. As with all our games, our goal is to spark the huge amounts of mathematical thinking children need to truly master the fundamentals of mathematics. โ€ข Up to 4 players on the same device โ€ข No ads and no in-app purchases; links to the App Store sit behind a grown-ups' check โ€ข No data collected: everything stays on the device Made by NumberClub, whose math games are used in hundreds of schools.

Screenshots

Add and subtract within 204 screens
Brick Up4 screens

Verdict

The call

The clearest difference is update cadence: Brick Up at every 12 months against Add and subtract within 20's every 36 months. Add and subtract within 20's advantage is price ($2.99 vs $3.99) and iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Add and subtract within 20 costs $2.99 and Brick Up $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Add and subtract within 20 ships an update every 36 months, Brick Up every 12 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard3 real differences ยท 5 level
Add and subtract within 20 versus Brick Up: the parameters behind the verdict, then further details
ParameterAdd and subtract within 20Brick Up
Price$2.99 โ€” better$3.99
Positive reviews33.3% of reviewsโ€”
Update frequencyEvery 36 monthsEvery 12 months โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 โ€” better15.0
Further details โ€” not scored
Size18 MB16 MB
Age rating4+4+
DeveloperSergey MaluginNumberClub

In-app purchases

None

Add and subtract within 20

No in-app purchases

None

Brick Up

No in-app purchases

Questions

Is Add and subtract within 20 free?
Add and subtract within 20 costs $2.99, with no in-app purchases.
Is Brick Up free?
Brick Up costs $3.99, with no in-app purchases.
Do Add and subtract within 20 or Brick Up have ads?
Neither Add and subtract within 20 nor Brick Up shows ads.
Which is updated more often, Add and subtract within 20 or Brick Up?
Add and subtract within 20 ships an update every 36 months, and Brick Up every 12 months. Most recently, Add and subtract within 20 was updated on November 3, 2026 and Brick Up on October 30, 2026.

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