Comparison

Brain Collector vs Kakuso Challenge

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

Head to head
About

Brain Collector

Guide a doctor through a laboratory overrun by zombies to recover a spilled brain collection. Navigate 100 unique puzzle levels, avoiding enemies and reaching the exit portal.

Highlights
  • 100 challenging puzzle levels
  • 5 unique worlds
  • Collect all brains
  • Avoid zombies
  • Reach the exit portal
  • Retro pixel art style
Read full description

It was supposed to be a routine spring cleaning in the laboratory. Instead, a clumsy elbow led to a brain spill of catastrophic proportions โ€” and now zombies are everywhere. Help the Doctor recover his precious brain collection across 100 hand-crafted puzzle levels that will test your wits, patience, and path-planning skills! FEATURES: โ€ข Free to play โ€ข 100 challenging puzzle levels across 5 unique worlds โ€ข Collect all brains, avoid zombies, and reach the exit portal โ€ข Retro pixel art style with charming animations and quirky characters Think you've got the brains for it? Download now and find out!

About

Kakuso Challenge

Features
Read full description

Attractive Layout, Amazing Graphics, Extraordinary Designed Board, Intuitive User Interface, Ease of Use. This is the more advance level board game that you should challenge like you never experience before. Unlimited puzzles with varied level of difficulty to fit your choice. 6x6, 8x8, 10x10, 10x12 Youโ€™ll never regret having this Kakuso Challenge, which is just perfectly challenge your mind, your logical thinking skill, your brain cells! Interrupted? Need a Break? Exit Kakuso Challenge and youโ€™ll get to see your incomplete puzzle is saved and awaiting for your return. Stuck? Need some guide? Simply click on hints and you'll get an answer right away! Useful hints as aid, why not! Feature: - Auto Save Mode - Levels of Difficulty - Endless, Randomly Generated Puzzles - Game Timer - Pause/Resume Puzzle - Smart Hints How to play: The goal is to make some of the cells check in such a way that:โ€จ 1. Tap to fill the cells with Light Blue and Green squares.โ€จโ€จ 2. The check cells on each row and column to have equal number of Light Blue and Green squares. 3.1 Three(3) cells same color in row are not allowed for level 6 x 6 and 8 x 8. 3.2 Four(4) cells same color in row are not allowed for level 10 x 10 and 10 x 12 โ€จโ€จ Tap to change cells color

Screenshots

Brain Collector4 screens
Kakuso Challenge4 screens

Verdict

The call

The clearest difference is update cadence: Brain Collector at monthly against Kakuso Challenge's every 6 months. Kakuso Challenge's advantage is device support and iOS requirement (13.1 vs 15.0). On price and in-app purchases 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

Both are free to download. Brain Collector sells 1 one-off in-app purchase and Kakuso Challenge sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Brain Collector ships an update monthly, Kakuso Challenge every 6 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences ยท 5 level
Brain Collector versus Kakuso Challenge: the parameters behind the verdict, then further details
ParameterBrain CollectorKakuso Challenge
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyMonthly โ€” betterEvery 6 months
Adsโ€”Yes
In-app purchasesYesYes
MonetizationFreeโ€”
Devicesโ€”iPhone, iPad, iPod โ€” better
Requires iOS15.013.1 โ€” better
Further details โ€” not scored
Size120 MB17 MB
Age rating12+4+
DeveloperLeonardo Carlos Comotti KasperaviciusAlven Kam

In-app purchases

1 purchases

Brain Collector

One-time1
  • Brain Collector Ads Remove$0.99
3 purchases

Kakuso Challenge

One-time3
  • Kakuso Challenge 20 Hints$0.99
  • Kakuso Challenge 50 Hints$1.99
  • Kakuso Challenge 100 Hints$2.99

Questions

Is Brain Collector free?
Brain Collector is free to download, with in-app purchases available.
Is Kakuso Challenge free?
Kakuso Challenge is free to download, with in-app purchases available.
Which is updated more often, Brain Collector or Kakuso Challenge?
Brain Collector ships an update monthly, and Kakuso Challenge every 6 months. Most recently, Brain Collector was updated on November 1, 2026 and Kakuso Challenge on November 3, 2026.

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