Comparison

KaiK'eye vs Stack Attack!!

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

Head to head
About

KaiK'eye

This app bridges physical board games and digital video games using augmented reality. By scanning a game board, it translates player actions into the video game, bringing board games to life in a new interactive way.

Highlights
  • Real-time game board digitalization
  • Augmented reality integration
  • Translates physical actions to video game
  • Companion app for 'Star Hunters' game
  • Interactive board game experience
Read full description

Discover a new kind of games, at the crossroads of video games and board games : thanks to KaiK’eye, board games come to life! KaiK’eye is the first real-time game board digitalization application. It is a free « companion app » : to use it, you must own the game « Star Hunters », that can be purchased on the App Store. Get together with your friends or family around the printable game board, launch the « Star Hunters » video game and play as you would play with any traditional board game : roll a dice and move your pawn on the game board. The magic then works thanks to KaiK’eye, which is the eye of the game. By filming the game board, the application understands the actions you perform and transcribe them in the video game: - Move your pawn on the board to move your character on the screen; - Rotate your pawn to aim at an opponent or to select and answer; - Press on you pawn to perform an action; - … With KaiK’eye, discover augmented reality as you have never experienced! You want to know more? Find all the useful information on our website www.kaikai.games!

About

Stack Attack!!

Engage in intense battles against waves of enemies, strategically demolishing their formations with powerful weapons. Upgrade your capabilities by selecting the best skills to protect the cube world from a malevolent hex invasion.

Highlights
  • Defeat enemy waves
  • Demolish enemy stacks
  • Upgrade skills
  • Save the cube world
  • Space invader gameplay
Features
Read full description

Defeat waves of enemies! Use your weapons to demolish the enemies' stacks! Choose the best skills to upgrade your power! Save the cube world from the evil hexes!

Screenshots

KaiK'eye4 screens
Stack Attack!!4 screens

Verdict

The call

The clearest difference is review sentiment: KaiK'eye at 100% against Stack Attack!!'s 23%. KaiK'eye also leads on in-app purchases (none vs 10) and ads (none vs shown). Stack Attack!!'s advantage is update cadence (every 2 weeks vs every 38 months). On price 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. Stack Attack!! sells 10 one-off in-app purchases. KaiK'eye asks for nothing beyond the download.

UpkeepUpdate frequency

KaiK'eye ships an update every 38 months, Stack Attack!! every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
KaiK'eye versus Stack Attack!!: the parameters behind the verdict, then further details
ParameterKaiK'eyeStack Attack!!
PriceFreeFree
Rating—4.3 (399 ratings) — better
Positive reviews100.0% of reviews — better23.2% of reviews
Number of ratings—399 — better
Update frequencyEvery 38 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size101 MB247 MB
Age rating4+12+
DeveloperKaiKai SASVoodoo

Customer experience

KaiK'eye

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Stack Attack!!

All ratings403 ratings
Positive82.6%
Neutral4.2%
Negative13.2%
Written reviews155 reviews
Positive23.2%
Neutral13.5%
Negative63.2%

Bugs and requests

KaiK'eye

Not enough reviews yet to summarise bugs or requests.

Stack Attack!!

Reported bugs

3 issues
  • Enemies' health scaling with player's attack power
  • Levels freezing or getting stuck at checkpoints
  • Weapon and upgrade levels getting downgraded randomly

Requested features

3 requests
  • Mute sound effects option
  • Better communication from developers about updates
  • More content and stages to progress through

In-app purchases

None

KaiK'eye

No in-app purchases

10 purchases

Stack Attack!!

One-time10
  • Starter Pack$2.99
  • No Ads$2.99
  • 2X Speed!$4.99
Show 7 more
  • Skip'its Medium Pack$5.99
  • Gold Pack Large$9.99
  • Premium Pass$14.99
  • Gem Pack XL$19.99
  • Skip'its Large Pack$19.99
  • Gold Pack XL$19.99
  • Diamond Hero$29.99

Questions

Is KaiK'eye free?
KaiK'eye is free to download, with no in-app purchases.
Is Stack Attack!! free?
Stack Attack!! is free to download, with in-app purchases available.
Do KaiK'eye or Stack Attack!! have ads?
Stack Attack!! shows ads; KaiK'eye does not.
Which is updated more often, KaiK'eye or Stack Attack!!?
KaiK'eye ships an update every 38 months, and Stack Attack!! every 2 weeks. Most recently, KaiK'eye was updated on November 3, 2026 and Stack Attack!! on October 30, 2026.

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