Comparison

AlienSpaceForce vs Stack Blocks Puzzle

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

Head to head
About

AlienSpaceForce

Defend your planet from an incoming alien invasion by targeting and destroying enemy spaceships with a laser. This fast-paced game tests your reaction speed and concentration as you protect your world for as long as possible.

Highlights
  • Defend planet from alien spaceships
  • Destroy extraterrestrial ships with laser
  • Test reaction speed
  • Test concentration
  • Unlock ad-free play
Features
Read full description

Defend the enemy spaceships with your laser to save the valuable planet. Hello Commander, we have noticed that an alien space force is on its way to attack your planet. Protect and defend your valuable planet as long as you can. You can destroy the extraterrestrial ships with your laser. Tap on a spacecraft to set the laser mark. Good luck for your mission! Alien Space Force is an exciting and ever-faster game that lets you test your reaction speed and your concentration. - You can unlock this free app to play without advertisement. Privacy policy - https://asgardsoft.com/?page=impressum#PrivacyPolicy Terms of use - https://asgardsoft.com/?page=impressum#TermsOfUse Product Page - https://asgardsoft.com/?id=g17

About

Stack Blocks Puzzle

Recreate blueprint patterns by stacking the correct blocks before time runs out in this fast-paced, casual puzzle game. With over 1000 levels and strategic boosters, it's easy to learn but offers a satisfying challenge for all players.

Highlights
  • Stack and match blocks to recreate patterns
  • Timed levels with increasing difficulty
  • Over 1000 handcrafted levels
  • Strategic boosters for assistance
  • Quick rounds for short breaks
  • Clean, colorful visuals
Features
Read full description

Stack, Match & Beat the Clock! Welcome to your next puzzle obsession! In this fast, fun, and addictively casual game, your mission is simple: recreate the blueprint pattern by stacking the right blocks — before time runs out! Easy to Learn, Hard to Master Perfect for puzzle lovers and casual gamers alike, each level gives you a new pattern to build. Just tap, stack, and match — the challenge ramps up as you go! Boosters to the Rescue! Running out of time? Made a mistake? No problem! Use handy boosters to fix errors, add extra time, or even auto-complete tricky parts. Why You’ll Love It: Fast, satisfying puzzle gameplay 1000+ handcrafted levels Clean, colorful visuals and smooth controls Quick rounds — great for short breaks Strategic boosters to help you progress Whether you’re in the mood to relax or ready to race the clock, this game fits your vibe. Download now and start stacking the fun! Links to our Terms of Service and Privacy Policy can be found below Privacy Policy: http://www.advancedstudios.com/privacy.html Terms of Use: http://www.advancedstudios.com/terms_of_service.html

Screenshots

AlienSpaceForce3 screens
Stack Blocks Puzzle4 screens

Verdict

The call

The clearest difference is review sentiment: Stack Blocks Puzzle at 100% against AlienSpaceForce's 0%. Stack Blocks Puzzle also leads on rating (5.0 vs 1.0) and update cadence (every 6 days vs every 3 months). On price, ads, in-app purchases and monetization model 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. AlienSpaceForce sells 1 one-off in-app purchase and Stack Blocks Puzzle sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Stack Blocks Puzzle holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Stack Blocks Puzzle has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of AlienSpaceForce's written reviews are positive against 100% of Stack Blocks Puzzle's.

UpkeepUpdate frequency

AlienSpaceForce ships an update every 3 months, Stack Blocks Puzzle every 6 days. The most recent releases landed on October 13, 2026 and September 13, 2026 respectively.

Scorecard5 real differences · 5 level
AlienSpaceForce versus Stack Blocks Puzzle: the parameters behind the verdict, then further details
ParameterAlienSpaceForceStack Blocks Puzzle
PriceFreeFree
Rating1.0 (1 ratings)5.0 (11 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings111 — better
Update frequencyEvery 3 monthsEvery 6 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size14 MB177 MB
Age rating4+4+
DeveloperAsgardSoft GmbHAdvanced Studio LLC

Customer experience

AlienSpaceForce

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Stack Blocks Puzzle

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

AlienSpaceForce

One-time1
  • Premium$2.99
6 purchases

Stack Blocks Puzzle

One-time6
  • 100 Gem$0.99
  • 300 Gems$2.99
  • 500 Gems$4.99
Show 3 more
  • 1100 Gems$9.99
  • Remove Ads$9.99
  • 2500 Gems$24.99

Questions

Is AlienSpaceForce free?
AlienSpaceForce is free to download, with in-app purchases available.
Is Stack Blocks Puzzle free?
Stack Blocks Puzzle is free to download, with in-app purchases available.
Which has better reviews, AlienSpaceForce or Stack Blocks Puzzle?
Stack Blocks Puzzle is rated higher. AlienSpaceForce averages 1.0 out of 5 from 1 ratings, while Stack Blocks Puzzle averages 5.0 from 11 ratings.
Do AlienSpaceForce or Stack Blocks Puzzle have ads?
Both AlienSpaceForce and Stack Blocks Puzzle show ads.
Which is updated more often, AlienSpaceForce or Stack Blocks Puzzle?
AlienSpaceForce ships an update every 3 months, and Stack Blocks Puzzle every 6 days. Most recently, AlienSpaceForce was updated on October 13, 2026 and Stack Blocks Puzzle on September 13, 2026.

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