Comparison

Knock Balls! vs Stack Tower Shooter

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

Head to head
About

Knock Balls!

Test your aim by throwing balls to demolish various structures. Enjoy hundreds of levels with diverse visuals and challenging gameplay. Simple one-tap controls make it easy to pick up and play.

Highlights
  • Throw balls to crush structures
  • Hundreds of levels
  • Diverse visual ambiances
  • One-tap controls
  • Addictive gameplay
Features
Read full description

Throw balls and crush as many structures as you can! Hundreds of structures, levels and different visual ambiances to discover and to come! One-tap easy-to-learn controls with stunning visual effects and addictive gameplay mechanics.

About

Stack Tower Shooter

Features
Read full description

Super cool, energetic Tower Shooter Hypercasual at its best. Keep shooting the stack with fire balls to clear the stack to have fun and relaxation. Unlimited levels to have fun with Stack crash. How to play? - aim and keep shooting the stack - destroy full stack and move on to next level Have fun with this stack tower shooter game.

Screenshots

Knock Balls!4 screens
Stack Tower Shooter4 screens

Verdict

The call

The clearest difference is in-app purchases: Stack Tower Shooter at none against Knock Balls!'s 1. Stack Tower Shooter also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, 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. Knock Balls! sells 1 one-off in-app purchase. Stack Tower Shooter asks for nothing beyond the download.

UpkeepUpdate frequency

Knock Balls! ships an update every 3 months, Stack Tower Shooter every 6 months. The most recent releases landed on October 2, 2026 and September 13, 2026 respectively.

Scorecard2 real differences · 8 level
Knock Balls! versus Stack Tower Shooter: the parameters behind the verdict, then further details
ParameterKnock Balls!Stack Tower Shooter
PriceFreeFree
Rating4.6 (211K ratings) — better—
Positive reviews45.9% of reviews—
Number of ratings211K — better—
Update frequencyEvery 3 months — betterEvery 6 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size286 MB75 MB
Age rating9+4+
DeveloperVoodooArjun Cherukuri

Bugs and requests

Knock Balls!

Reported bugs

2 issues
  • Game crashes or freezes after ads
  • Inconsistent performance on some devices

Requested features

3 requests
  • More challenging and varied levels
  • Ability to save/carry over unused balls
  • Customizable cannons and upgrades

Stack Tower Shooter

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Knock Balls!

One-time1
  • No Ads$3.99
None

Stack Tower Shooter

No in-app purchases

Questions

Is Knock Balls! free?
Knock Balls! is free to download, with in-app purchases available.
Is Stack Tower Shooter free?
Stack Tower Shooter is free to download, with no in-app purchases.
Do Knock Balls! or Stack Tower Shooter have ads?
Both Knock Balls! and Stack Tower Shooter show ads.
Which is updated more often, Knock Balls! or Stack Tower Shooter?
Knock Balls! ships an update every 3 months, and Stack Tower Shooter every 6 months. Most recently, Knock Balls! was updated on October 2, 2026 and Stack Tower Shooter on September 13, 2026.

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