Comparison

RPD vs Alien Space Lasers

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

Head to head
About

RPD

A pixel art tower defense game where you combine shapes to level up your defenses and defeat waves of enemies. Test your luck and strategy to survive and earn rewards.

Highlights
  • Combine shapes to level up
  • Defeat enemies for gold
  • Upgrade defense colors
  • Receive round breakthrough rewards
  • Strategic placement of defenses
Features
Read full description

A mobile sequel from the creators of StarCraft's popular Use Map Random Pyramid Defense has been released! Test your luck and judgment! ▶ Combine 3 same shapes to level up! ▶ Defeat enemies and get gold. If there are more than 80 enemies, you are defeated! ▶ Choose one color, and Upgrade it! ▶ Change other colors to upgraded colors. Only 2-level shapes can be changed! ▶ Whenever you break through a certain round, you will receive a reward! ● How to play Level up shapes: touch and drag to overlap 3 identical shapes Defeat Enemies: Automatically attack by dragging a shape to place an enemy within the attack range Change Color: Touch a 2-level shape and press the Change button Developer site: https://tjdgusshdwkd.blogspot.com Developer email: tjdgusshdwkd@gmail.com

About

Alien Space Lasers

Navigate through a galaxy of challenges in this fast-paced arcade game. Dodge deadly obstacles, defeat bosses across 21 levels, and test your skills in an endless mode with escalating difficulty. Master mechanics and power-ups to climb the global leaderboard.

Highlights
  • 21 challenging levels
  • 7 unique alien planets
  • Infinite Sectors endless mode
  • 6 distinct boss fight types
  • Global leaderboard competition
  • Collectible power-ups
Features
Read full description

CONQUER THE GALAXY — THEN KEEP GOING Alien Space Lasers is a fast-paced arcade game where skill and reflexes lead to victory. Navigate through 7 unique planets, dodge deadly obstacles, and defeat epic boss fights across 21 levels. Beat them all? The Infinite Sectors await — endless loops of increasing chaos that never stop getting harder. Every level is winnable — yellow warnings always appear before danger strikes! THE CHALLENGE 21 Total Levels: 14 regular levels + 7 boss fights 7 Alien Planets: Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune Infinite Sectors: Beat all 21 levels and enter an endless loop — speed and difficulty scale up forever 6 Boss Fight Types: Asteroid Rain, Turret Shooter, Spike Storm, Grid Collapse, Maze Terminal, Laser Maze Fair Gameplay: Yellow warnings appear before every obstacle — no cheap deaths! SCORING SYSTEM Every point counts! Master the mechanics to dominate the leaderboard: Collect Targets: +100 points each Complete Levels: +500 points (with multipliers for perfect runs) Defeat Bosses: +2,000 points Perfect Run Multiplier: 2x bonus for no deaths Speed Bonus: 1.5x bonus for fast completion Death Penalty: -500 points Continue Penalty: -2,000 points (skill matters!) DYNAMIC OBSTACLES Stay sharp! Each level introduces new challenges: Red Lasers: Horizontal and vertical beams that sweep the board Moving Lasers: Track your position and chase you down Moving Walls: Slide across the screen in unpredictable patterns Random Blocks: Spawn and despawn — memorize safe zones Boss Attacks: Dodge asteroids, turrets, lasers, and falling spikes Yellow warnings appear 1 second before obstacles spawn. Use this time wisely! POWER-UPS Find rare power-ups to gain the edge: Shield: Absorbs one hit (8 seconds) Bomb: Clears all targets on screen instantly Heart: Gain an extra life GLOBAL LEADERBOARD Compete against players worldwide. Every run is ranked. Can you reach the top? READY TO PLAY? Download Alien Space Lasers now and prove you can conquer the galaxy. Fast reflexes, smart strategy, and determination lead to victory. The galaxy awaits. Can you beat it? Developer: Colin Boykin Terms: https://oinkinb.github.io/snipshot.github.io/alienspacelasers-terms.html

Screenshots

RPD4 screens
Alien Space Lasers4 screens

Verdict

The call

The clearest difference is in-app purchases: Alien Space Lasers at none against RPD's 12. Alien Space Lasers also leads on review sentiment (100% vs 80%). RPD's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, rating, ratings volume and update cadence 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. RPD sells 6 one-off in-app purchases. Alien Space Lasers asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for RPD against 5.0 for Alien Space Lasers. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews are what separate them: 80% of RPD's written reviews are positive against 100% of Alien Space Lasers's.

UpkeepUpdate frequency

RPD ships an update every 9 days, Alien Space Lasers every 2 weeks. The most recent releases landed on September 18, 2026 and June 4, 2026 respectively.

Scorecard5 real differences · 5 level
RPD versus Alien Space Lasers: the parameters behind the verdict, then further details
ParameterRPDAlien Space Lasers
PriceFreeFree
Rating5.0 (4 ratings)5.0 (2 ratings)
Positive reviews79.6% of reviews100.0% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 9 days — betterEvery 2 weeks
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size114 MB62 MB
Age rating4+4+
DeveloperSunghyun ParkColin Boykin

Customer experience

RPD

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews49 reviews
Positive79.6%
Neutral6.1%
Negative14.3%

Alien Space Lasers

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

RPD

One-time6
  • RPD 3x Speed$0.49
  • RPD Remove Ads$0.49
  • RPD Skip Button$0.99
Show 3 more
  • RPD 100,000 kills6 variants$2.99
  • RPD 100,000kills$2.99
  • RPD 100,000 kills2 variants$3.99
None

Alien Space Lasers

No in-app purchases

Questions

Is RPD free?
RPD is free to download, with in-app purchases available.
Is Alien Space Lasers free?
Alien Space Lasers is free to download, with no in-app purchases.
Which has better reviews, RPD or Alien Space Lasers?
RPD and Alien Space Lasers are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.
Do RPD or Alien Space Lasers have ads?
Both RPD and Alien Space Lasers show ads.
Which is updated more often, RPD or Alien Space Lasers?
RPD ships an update every 9 days, and Alien Space Lasers every 2 weeks. Most recently, RPD was updated on September 18, 2026 and Alien Space Lasers on June 4, 2026.

Other comparisons