Comparison

Monster Math 2 vs NumBots

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

Head to head
About

Monster Math 2

This app makes learning math skills fun for children in kindergarten through fifth grade. It covers a wide range of topics from basic geometry to fractions and decimals through an engaging adventure game. Detailed reports help parents track their child's progress and identify areas for improvement.

Highlights
  • Practice 67+ math skills
  • Geometry, addition, subtraction, multiplication, division
  • Fractions and decimals
  • Engaging adventure storyline
  • Adaptive gameplay
  • Detailed progress reports
  • Aligned with Common Core standards
Features
Read full description

Monster Math helps your child practice and learn over 67 math skills within basic geometry, addition, subtraction, multiplication, division, factors, multiples, prime numbers, fractions and decimals. It is suited for Grades K – 5, with standard skill presets aligned with Common Core standards. These are also customisable to suit your kids’ aptitude and you can move to advanced or basic skills with a simple toggle. Detailed reports allow you to get an in-depth view of how the kids are progressing in math! Monster Math has: 4 Different Worlds 23 game characters Superior gameplay features and more interactivity for the kids Custom-made artwork and soundtrack While kids explore new worlds with new characters, they don’t even realize they are getting better and faster at math! Monster Math is a hugely better approach to practicing mental math and doing math drills. It is designed to quiz multiple skills at once; unlike flash cards or simple quiz based apps, which only ask one question at a time. Kids love Monster Math! Monster Math Features: Tons of Adventure • Become Maxx and rescue your best friend Juno from the clutches of evil monsters! Your child can follow an engaging storyline as Maxx runs through multiple worlds and levels. Learn and Practice Math • Monster Math is better than homework, and it’s the perfect math trainer for your child. Monster Math has adaptive gameplay that adjusts to your child's current progress. In-Depth Reporting • Learn how your child is doing with the Common Core Standards for math. See where they need help. You can even get a skill-specific analysis, as well as weekly email updates. Unlock More with Monster Math! • Monster Math is your child’s personal math trainer. It takes your child through 20 levels in 4 different worlds, encountering strange and funny monsters. And they defeat these monsters using basic math and problem solving skills that they use in class every day! With Monster Math your child will learn: Basic Geometry • Identify shapes on various attributes • Symmetry Addition & Subtraction • Addition up to 20 • Subtraction up to 20 • Two-digit addition without carry over • Two-digit subtraction without borrowing Multiplication & Division • Times Tables of 1 to 12 • Divide by numbers 1 to 12 • Multiply single-digit numbers by multiples of 10 Primes, Factors and Multiples Fractions • Visual representations (1/b, a/b) • Equivalence • Whole numbers as Fractions • Comparing fractions • Basic fraction addition Decimals • Decimal equivalents to given fractions and vice-versa Common Core Standards: K.G.2, K.G.3, K.G.4, K.OA.5, 1.G.1, 1.G.3, 1.NBT.4, 1.OA.3, 2.G.1, 2.G.3, 2.NBT.5, 2.OA.2, 3.G.1, 3.OA.7, 3.NBT.2, 3.NBT.3, 3.NF.1, 3.NF.3, 4.G.3, 4.OA.1, 4.NF.2, 4.NF.3, 4.NF.6. Let your kids practice all of their basic math skills and problem solving while they have fun. Download Monster Math now! Subscription info: - Monster Math can be purchased standalone, or as part of a makkajai subscription. - Makkajai subscriptions are auto-renewable and annual. Genius - $59.99/yr - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged $59.99 for renewal within 24-hours prior to the end of the current period - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable - Cancellation will not go into effect until the end of the monthly billing cycle For support, questions or comments, write to us at: support@makkajai.com Privacy policy: http://www.makkajai.com/privacy-policy Terms of use: http://www.makkajai.com/terms

About

NumBots

This platform helps children master mental addition and subtraction, moving them from counting to calculating. It focuses on building understanding, recall, and fluency in these core math skills. Designed for early learners, it offers an engaging way to achieve mathematical proficiency.

Highlights
  • Master mental addition
  • Master mental subtraction
  • Build understanding
  • Develop recall
  • Achieve fluency
  • Transition from counting to calculating
Features
Read full description

Addition & Subtraction. Solved. From the innovators who bring you Times Tables Rock Stars, comes a highly engaging platform for learning to add and subtract… NumBots! NumBots is all about every child achieving the “triple win” of understanding, recall and fluency in mental addition and subtraction, so that they move from counting to calculating. Suitable from Year 1 (UK) or Kindergarten (US) upwards. Younger players will be able to access the early stages from a mathematical point of view but will find it increasingly harder to reach the level of fluency required to make continued progress.

Screenshots

Monster Math 24 screens
NumBots4 screens

Verdict

The call

The clearest difference is in-app purchases: NumBots at none against Monster Math 2's 5. NumBots also leads on rating (4.7 vs 4.5). Monster Math 2's advantage is update cadence (fortnightly vs every 2 months) and ratings volume (6.5K vs 322). On price, review sentiment, ads 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

Both are free to download. Monster Math 2 sells 5 in-app purchases, starting at $59.99 per year. NumBots asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

NumBots holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Monster Math 2 has 6.5K ratings behind it against 322, so its average is the more settled of the two. Written reviews point the same way: 63% of Monster Math 2's written reviews are positive against 66% of NumBots's.

UpkeepUpdate frequency

Monster Math 2 ships an update fortnightly, NumBots every 2 months. Both last shipped on November 6, 2026.

Scorecard6 real differences · 4 level
Monster Math 2 versus NumBots: the parameters behind the verdict, then further details
ParameterMonster Math 2NumBots
PriceFreeFree
Rating4.5 (6.5K ratings)4.7 (322 ratings) — better
Positive reviews63.3% of reviews66.3% of reviews — better
Number of ratings6.5K — better322
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size181 MB30 MB
Age rating4+4+
DeveloperMakkajai Edu Tech Private LimitedMaths Circle Ltd

Customer experience

Monster Math 2

All ratings6,535 ratings
Positive85.7%
Neutral6.1%
Negative8.2%
Written reviews150 reviews
Positive63.3%
Neutral6.0%
Negative30.7%

NumBots

All ratings322 ratings
Positive93.5%
Neutral2.2%
Negative4.3%
Written reviews166 reviews
Positive66.3%
Neutral7.2%
Negative26.5%

User reviews

Monster Math 2

From 6.5K App Store ratings

What we love

  • 👍 Fun and educational
  • 🚀 Engaging gameplay
  • 💡 Customizable math practice
  • 👍 Helps improve math skills
  • 👍 Great for kids

Room to improve

  • 💰 Requires paid subscription
  • 🐛 Occasional crashes or bugs
  • 💰 In-app purchases required to progress
  • 🤑 Expensive subscription model

NumBots

From 322 App Store ratings

What we love

  • 👍 Great for learning math
  • 🚀 Fun and engaging
  • 💡 Helpful for improving math skills
  • 💡 Customizable robot feature
  • 👍 Useful for kids aged 4-7

Room to improve

  • 🐛 Glitches and bugs
  • 🔍 Unclear progression system
  • ⏱️ Strict time limits
  • 🤔 Repetitive levels
  • 🤔 Not challenging enough for older kids

Bugs and requests

Monster Math 2

Reported bugs

3 issues
  • Login issues
  • Incompatibility with older devices
  • Incorrect answers sometimes marked as correct

Requested features

4 requests
  • Free access to all levels
  • More free content and features
  • Ability to play with friends
  • Better progression system

NumBots

Reported bugs

5 issues
  • Coins and stars not tracking correctly
  • Login issues across devices
  • Keyboard not showing up on tablets
  • Levels randomly locked or missing
  • App crashing and freezing

Requested features

5 requests
  • More advanced levels and content
  • Ability to skip to appropriate level
  • Less emphasis on speed, more on accuracy
  • Family account support
  • Improved login and persistence

In-app purchases

5 purchases

Monster Math 2

Subscriptions4
  • Expert Annual Subscription7 Days trial$59.991 Year
  • Genius Annual Subscription7 Days trial$59.991 Year
  • Genius All-apps Subscription7 Days trial$59.991 Year
Show 1 more
  • Makkajai Genius Subscription7 Days trial$59.991 Year
One-time1
  • Unlock Full Version$9.99
None

NumBots

No in-app purchases

Questions

Is Monster Math 2 free?
Monster Math 2 is free to download, with in-app purchases available.
Is NumBots free?
NumBots is free to download, with no in-app purchases.
Which has better reviews, Monster Math 2 or NumBots?
NumBots is rated higher. Monster Math 2 averages 4.5 out of 5 from 6.5K ratings, while NumBots averages 4.7 from 322 ratings.
Do Monster Math 2 or NumBots have ads?
Neither Monster Math 2 nor NumBots shows ads.
Which is updated more often, Monster Math 2 or NumBots?
Monster Math 2 ships an update fortnightly, and NumBots every 2 months. Most recently, Monster Math 2 was updated on November 6, 2026 and NumBots on November 6, 2026.

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