Comparison

AB Math Expert vs Kindergarten Math

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

Head to head
About

AB Math Expert

Engage in a fast-paced mental calculation game that tests your speed and concentration. Click on bubbles in ascending order to solve math problems under time pressure. Compete globally and challenge yourself with five difficulty levels.

Highlights
  • Mental calculation game
  • Bubble clicking in ascending order
  • Speed and concentration challenge
  • Global ranking via Game Center
  • 5 difficulty levels
  • Universal app for iPad and iPhone
Features
Read full description

Stimulate your brain with an addictive mental calculation game ! Follow your world ranking with the Game Center The principle of the game is simple : - click on the bubbles in ascending order The bubbles turn around, time is limited and there are many tricks. It is a calculation game, but also a speed and concentration challenge. Available as an universal app for both iPad and iPhone/iPod touch - 5 levels of difficulty - very difficult at the highest levels Will you match the challenge ? From the same author : AB Math - fun game for kids Word Domino

About

Kindergarten Math

This app offers a fun and engaging way for kindergarteners to learn essential math skills. It covers a comprehensive curriculum with interactive games and challenges, allowing parents to track their child's progress through a dedicated dashboard.

Highlights
  • Comprehensive kindergarten math curriculum
  • Interactive math games and challenges
  • Addition and subtraction practice
  • Number composition and decomposition
  • Measurement and comparison skills
  • Parent dashboard for progress tracking
Features
Read full description

The fun in learning is here! Our Kindergarten Math Series is one of the best kids math games your child can ever play. Introducing Joe’s Jungle! The fourth app in iO School’s Kindergarten Math Series! Aimed to provide an enjoyable learning experience, the six kindergarten math apps are designed to match your child's lessons for the entire school year. It’s a complete kindergarten Math Curriculum for your 5 year old. Whether it’s to practice or hone your child’s math skills, the Kindergarten Math Series is a perfect program to supplement your child’s learning at school and at home. Your subscription will give you access to ALL the apps below. The schedule below shows the time frame for playing the Kindergarten Math Series: Saba’s Island (Saba the monkey) - Month 1 to 2 Mari’s Kitchen (Mari the bear) - Month 2 to 4 Pat’s Voyage (Pat the parrot) - Month 4 to 5 Joe’s Jungle (Joe the squirrel) - Month 6 to 7 Pearl’s Pizza (Pearl the cat) - Month 8 to 9 Clifton’s Cruise (Clifton the dog) - Month 9 to 10 Playing each app ahead of schedule is entirely up to the parents. They can also go back a month or two to review the skills that they have previously learned at school. Parents who have preschool age children (4 years old) can introduce their child to the Kindergarten Math curriculum by playing the Kindergarten Math Series. Skills Covered by Joe’s Jungle: Counting by 10’s to 100 Adding numbers using symbols and words Subtracting numbers using symbols and words Addition word problems Subtraction word problems Compose numbers Decompose numbers Using a set of 10 ones and some further ones to compose numbers Using a set of 10 ones and some further ones to decompose numbers Adding two sets of objects using “and/is” Subtracting objects from its group using “take away/is” Using a set of random ones and some further ones to compose numbers Addition fluency practice Subtraction fluency practice Measure attributes of a single object Comparing height of objects Comparing length of objects Whether it's adding, subtracting or comparing acorns, haystacks, squirrels and other animals, Joe needs to complete the task from each NPC (non-playable character) to be able to move to the next level. Each level starts with skills practices in every mini game and lets players earn ions that they can use to buy different kinds of gear from the shop. At the end of each level, they will complete challenge activities that get recorded on the Parent Dashboard. Track your child’s progress using the Parent Dashboard Parents can create a free account on the Parent Dashboard or on the app itself. They will be able to see what skills their child worked on and how they did on the assessments. Each session is recorded by the date. Parents can determine if their child is progressing or will need additional support and practice. Privacy Policy https://ioschool.com/privacy-policy/ Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact Us We would love to hear from you Email us at support@ioschool.com https://www.facebook.com/ioschoolinc https://twitter.com/ioschoolinc

Screenshots

AB Math Expert4 screens
Kindergarten Math4 screens

Verdict

The call

The clearest difference is price: Kindergarten Math at Free against AB Math Expert's $0.99. Kindergarten Math also leads on rating (5.0 vs 4.1). AB Math Expert's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Kindergarten Math is free to download; AB Math Expert costs $0.99 up front. Kindergarten Math sells 2 in-app purchases, starting at $2.99 per month. AB Math Expert asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Kindergarten Math holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: AB Math Expert has 13 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.

Scorecard7 real differences · 3 level
AB Math Expert versus Kindergarten Math: the parameters behind the verdict, then further details
ParameterAB Math ExpertKindergarten Math
Price$0.99Free — better
Rating4.1 (13 ratings)5.0 (1 ratings) — better
Positive reviews90.9% of reviews—
Number of ratings13 — better1
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better11.0
Further details — not scored
Size17 MB364 MB
Age rating4+4+
DeveloperNicolas LehovetzkiiO School, Inc.

Customer experience

AB Math Expert

All ratings13 ratings
Positive76.9%
Neutral7.7%
Negative15.4%
Written reviews33 reviews
Positive90.9%
Neutral6.1%
Negative3.0%

Kindergarten Math

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

AB Math Expert

No in-app purchases

2 purchases

Kindergarten Math

Subscriptions2
  • Full Access - Monthly3 Days trial$2.991 Month
  • Full Access - Annual3 Days trial$24.991 Year

Questions

Is AB Math Expert free?
AB Math Expert costs $0.99, with no in-app purchases.
Is Kindergarten Math free?
Kindergarten Math is free to download, with in-app purchases available.
Which has better reviews, AB Math Expert or Kindergarten Math?
Kindergarten Math is rated higher. AB Math Expert averages 4.1 out of 5 from 13 ratings, while Kindergarten Math averages 5.0 from 1 ratings.
Do AB Math Expert or Kindergarten Math have ads?
Kindergarten Math shows ads; AB Math Expert does not.
Which is updated more often, AB Math Expert or Kindergarten Math?
AB Math Expert ships an update every 2 months, and Kindergarten Math every 2 months. Most recently, AB Math Expert was updated on October 18, 2026 and Kindergarten Math on October 3, 2026.

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