Comparison

Math Vs Undead vs Brain Drain

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

Head to head
About

Math Vs Undead

Engage in a thrilling math-based zombie shooter where solving arithmetic problems is your weapon. This game combines educational challenges with fun graphics to boost calculation speed and cognitive skills for all ages.

Highlights
  • Zombie shooter gameplay
  • Basic math operations (addition, subtraction, multiplication, division)
  • 30 challenging levels
  • Improves calculation speed
  • Enhances cognitive functions
  • Eye-catching graphics
Features
Read full description

Math is fun and Math Vs Undead: Math Game, one of the best math games can prove it! It combines zombie games and educational games for kids in one fun game. Kids love zombie games especially if they are shooter games, and parents love educational games for kids, so we’ve made this Math Vs Undead: Math Game application to satisfy both kids and parents. Stop the zombie tsunami – do it mathway! Your brain will love this game for math because it is on the first place fun game for free, then it can be called a zombie math game for teenagers and all in all it’s a great brain teaser. Stop lollygagging on the web but instead start playing smart games. What this game has that others don’t have? Eye-candy graphics and user friendly interface One math genius that defends himself from numerous zombies and his only weapon is his mathematics knowledge Math attack – with every correct answer you will shoot evil zombies with pointed pens, sharp triangles, rulers and dividers Basic math operations and math formulae– addition, subtraction, multiplication and division Math playground – challenge your brain in 30 levels; speed up your ability to perform calculation quickly. Mind training game that involves numbers improves mental workout, tests your IQ but also your reflexes, and enhances cognitive functions and visual memory and turns you into a real math genius Learning was never easier! Primarily this is an educational game for teens and can be seen as math for 3th, 5th graders and even can be useful as math for 8th grader. It is suitable for little kids as well, as it is also one of the games for preschool kids that can help kids later on in school. Here, kids deal with elementary math in a funny and interesting way. We know math can cause a lot of problems to both kids and parents, but this cool math game can have multiple benefits. It is a fun game for kids that offers different math drills to make kids prepare for the school with the help of these games for kids who are starting kindergarten. One the other hand, scientists say that brain needs training like muscles do, so parents set your mind into action with this game for adults and fun mind game. Everybody can enjoy this family game and both girls and boys will have fun while learning. Kids, don’t run away from math problems, because they are not as hard as they seem! All you have to do is to grow the plants of your knowledge for stopping the zombie invasion by solving math problems and enjoying fun games for teens at the same time!

About

Brain Drain

Test your reflexes and quick math skills in this addictive brain game. Compete against friends and players worldwide on the leaderboard with challenging puzzles that boost IQ and memory.

Highlights
  • Quick calculations
  • Varied math sums (addition, subtraction, multiplication)
  • Competitive global leaderboard
  • Fast reaction-based gameplay
  • Nuke power-up for challenging sums
  • Brain training for IQ and memory
Features
Read full description

Are you smarter than your friends? Test out your fast reflexes and quick math skills on Brain Drain. Brain Drain is a brain game designed to make you smarter through an addictive and competitive quick math game which relies on your fast reflexes and ability to improve on your quick calculations. Brain Drain was created as a neurofeedback brain training game designed for both kids and adults. It contains elements that focus on boosting and testing your IQ and improving your memory skills. It is a cool math game with unique brain exercises that allows you to directly compete against your friends to solve the question who is smartest in your friend group. Each game you play has completely different math puzzles which will require you to have a fresh mind and your fingers ready to react to get to the top of the leaderboard. How to play? You will be given a sum at the bottom of the screen and 4 possible answers. The objective is to move the spaceship by tapping on either side of the screen into the block with the correct answer. Each time you get a correct answer your energy bar will fill up and once filled you will receive a Nuke to use which will wipe out all of the answers on the screen and give you some more time for the more challenging sums. The further you get the faster the answers will be moving and the more difficult the equations will be. Do you have what it takes to be in the top 10 on the leaderboard? Features 1. Quick Calculations — You will need to have your wits about you when choosing the correct answer with 4 possible answers that get trickier as you progress. 2. Different Levels — As you progress you will navigate through different areas which all come with harder sums and faster reactions needed. 3. Variation of Sums — The calculations in Brain Drain include addition, subtraction, and multiplication so if you think you are a human calculator you should be at the top of the leaderboard. 4. Leaderboard — Compete on a global leaderboard and see where you stand against everyone else in the world. Do you have the brain to be in the top 10? 5 Fast Reactions — Getting far in this game is not only about doing quick math, but you will also need fast reactions to make sure that by the time you have solved the sum the ship is in the correct lane 6. The Nuke — As you get more correct answers your energy bar will start to fill up and once filled up you will be able to use the nuke. The nuke then blows up all answers on the screen so you can use this power when you cannot calculate the sum in time.

Screenshots

Math Vs Undead4 screens
Brain Drain3 screens

Verdict

The call

The clearest difference is review sentiment: Brain Drain at 100% against Math Vs Undead's 48%. Brain Drain also leads on rating (5.0 vs 4.3) and in-app purchases (none vs 1). Math Vs Undead's advantage is ratings volume (148 vs 2) and update cadence (every 6 months vs every 28 months). On price, 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. Math Vs Undead sells 1 one-off in-app purchase. Brain Drain asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Brain Drain holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Math Vs Undead has 148 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 48% of Math Vs Undead's written reviews are positive against 100% of Brain Drain's.

UpkeepUpdate frequency

Math Vs Undead ships an update every 6 months, Brain Drain every 28 months. The most recent releases landed on August 28, 2026 and September 8, 2026 respectively.

Scorecard7 real differences · 3 level
Math Vs Undead versus Brain Drain: the parameters behind the verdict, then further details
ParameterMath Vs UndeadBrain Drain
PriceFreeFree
Rating4.3 (148 ratings)5.0 (2 ratings) — better
Positive reviews48.1% of reviews100.0% of reviews — better
Number of ratings148 — better2
Update frequencyEvery 6 months — betterEvery 28 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.010.0 — better
Further details — not scored
Size133 MB92 MB
Age rating9+4+
DeveloperPeakselBack Alley Technology

Customer experience

Math Vs Undead

All ratings148 ratings
Positive81.8%
Neutral6.1%
Negative12.2%
Written reviews54 reviews
Positive48.1%
Neutral9.3%
Negative42.6%

Brain Drain

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Math Vs Undead

One-time1
  • Unlock all levels$4.99
None

Brain Drain

No in-app purchases

Questions

Is Math Vs Undead free?
Math Vs Undead is free to download, with in-app purchases available.
Is Brain Drain free?
Brain Drain is free to download, with no in-app purchases.
Which has better reviews, Math Vs Undead or Brain Drain?
Brain Drain is rated higher. Math Vs Undead averages 4.3 out of 5 from 148 ratings, while Brain Drain averages 5.0 from 2 ratings.
Do Math Vs Undead or Brain Drain have ads?
Both Math Vs Undead and Brain Drain show ads.
Which is updated more often, Math Vs Undead or Brain Drain?
Math Vs Undead ships an update every 6 months, and Brain Drain every 28 months. Most recently, Math Vs Undead was updated on August 28, 2026 and Brain Drain on September 8, 2026.

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