Comparison

Alien Shooter World vs Space War TD Ⅱ

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

Head to head
About

Alien Shooter World

Embark on an epic adventure to save the world from alien hordes in this action-packed shooter. Team up with friends in co-op mode or go solo, customizing your loadout with a vast array of weapons and armor. Explore diverse arenas, battle unique bosses, and unlock powerful gear.

Highlights
  • Co-op multiplayer mode
  • Customizable weapon and armor system
  • Multiple mission types and difficulty levels
  • Unique bosses and special enemies
  • Offline play capability
  • Character progression with skills
Features
Read full description

The updated version of the legendary Alien Shooter is already available on all iOS devices! Now you can save the world from monsters together with your friends in co-op mode: invite friends to a squad or find new allies using auto-selection. Thanks to the updated weapon system, you can choose equipment based on your playstyle. Combine different types of weapons or armor in one set, pick up perks for your needs, change equipment depending on the task. More than 20 arenas with unique bosses, new combat mechanics, special enemies and champions. Fulfill contracts and explore the roadmap to get better weapons and discover new activities. What awaits you inside? - Hours of gameplay: three main story maps, a lot of additional missions - Multiplayer, the possibility of co-op completion of all missions with friends or random allies - Dungeon, heroic missions, survival missions, multiple difficulty levels - 39 skills, three character leveling branches - Many classes of weapons with different perks and characteristics - Legendary equipment with unique features - Huge crowds of monsters on one screen - Corpses of the monsters eliminated do not disappear - check out what happens at the end of every level - Ability to play without internet connection (offline mode) Follow us on Facebook: http://www.facebook.com/SigmaTeam

About

Space War TD Ⅱ

Engage in a thrilling 3D tower defense experience, battling endless waves of alien monsters across distant planets and spaceships. Utilize precise marksmanship and console-level graphics to defend Earth's future. Compete globally for high scores and enjoy an addictive shooting gameplay designed to relieve stress.

Highlights
  • Endless alien swarms
  • Console-level 3D graphics
  • Battle on distant planets
  • Optimized mobile interface
  • Global ranking competition
  • Addictive shooting gameplay
Features
Read full description

Welcome. We’re glad to meet you. Do you enjoy shooting games? Do you want the game play to relieve stress? Then you are definitely in the right place. So what are you waiting for? Download 'Space War TD Ⅱ' now and begin challenging your friends! Will experience the unique world of fun. The best 3D Tower Defense game! A simple and addictive shooting game! Revel in the infinite pleasure of blowing up an endless swarm of space monsters. The Earth's natural resources have been depleted and it is up to you to find new grounds. Fight against various aliens that come out of nowhere. Defeat the aliens with your precise marksmanship. Now is the time to show your skills Features An endless swarm of varied aliens Console level 3D graphics and sound Battle on distant planets and spaceships Exhilarating feeling strikes Optimized interface in a mobile environment Compete with users worldwide for ranking Apple App Store Game Center to watch your friends and competitors This is still just the beginning – The endless fun will continue. This is completely free to play, but some in-game items such as gun or gun's upgrade will require payment. The best 3D FPS game ' Space War TD Ⅱ', the new story is starting now. Last but not least, a big THANK YOU goes out to everyone who has played 'Space War TD Ⅱ'!

Screenshots

Alien Shooter World4 screens
Space War TD Ⅱ4 screens

Verdict

The call

The clearest difference is rating: Alien Shooter World at 4.7 against Space War TD Ⅱ's 4.0. Alien Shooter World also leads on update cadence (every 6 weeks vs every 19 months) and ratings volume (1.1K vs 1). Space War TD Ⅱ's advantage is ads (none vs shown) and iOS requirement (8.0 vs 16.6). On price, review sentiment, 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. Alien Shooter World sells 18 one-off in-app purchases and Space War TD Ⅱ sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Alien Shooter World holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Alien Shooter World has 1.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of Alien Shooter World's written reviews are positive against 86% of Space War TD Ⅱ's.

UpkeepUpdate frequency

Alien Shooter World ships an update every 6 weeks, Space War TD Ⅱ every 19 months. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

Scorecard5 real differences · 5 level
Alien Shooter World versus Space War TD Ⅱ: the parameters behind the verdict, then further details
ParameterAlien Shooter WorldSpace War TD Ⅱ
PriceFreeFree
Rating4.7 (1.1K ratings) — better4.0 (1 ratings)
Positive reviews88.1% of reviews — better85.7% of reviews
Number of ratings1.1K — better1
Update frequencyEvery 6 weeks — betterEvery 19 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.68.0 — better
Further details — not scored
Size803 MB122 MB
Age rating17+9+
DeveloperSIGMA TEAM COMPANY LIMITEDPOLYCUBE Inc.

Customer experience

Alien Shooter World

All ratings1,115 ratings
Positive93.7%
Neutral3.2%
Negative3.0%
Written reviews252 reviews
Positive88.1%
Neutral4.8%
Negative7.1%

Space War TD Ⅱ

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews21 reviews
Positive85.7%
Neutral9.5%
Negative4.8%

Bugs and requests

Alien Shooter World

Reported bugs

3 issues
  • Inventory and upgrade systems not working as intended
  • Crashes and freezes on certain device models
  • Networking and connectivity problems for online features

Requested features

5 requests
  • Expanded level and map selection
  • Online multiplayer and co-op modes
  • More diverse enemy types and boss battles
  • Customization options for weapons and characters
  • Offline play and save progress functionality

Space War TD Ⅱ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

18 purchases

Alien Shooter World

One-time18
  • 100 power generators$0.99
  • Elite marines set$0.99
  • VIP Card for 1 month$1.99
Show 15 more
  • Tiny coins pack$2.99
  • Supply of power units$2.99
  • MAGMA stock$2.99
  • Experience boost 30 days$3.49
  • Professional set$4.99
  • 600 power generators$4.99
  • Delta-9 Anomaly$5.99
  • Small coins pack$6.99
  • Experience boost 30 days$8.99
  • Spoils of war$8.99
  • 1500 power generators$9.99
  • Battle Pass$11.99
  • Middle coins pack$14.99
  • Capital of an aliens hunter$17.99
  • 3300 power generators$19.99
8 purchases

Space War TD Ⅱ

One-time8
  • bullet$0.99
  • SW-100$2.99
  • stage open$2.99
Show 5 more
  • WA-200$4.99
  • VFC-300$6.99
  • NTW-1000$8.99
  • BLA-5000$14.99
  • All Arms$28.99

Questions

Is Alien Shooter World free?
Alien Shooter World is free to download, with in-app purchases available.
Is Space War TD Ⅱ free?
Space War TD Ⅱ is free to download, with in-app purchases available.
Which has better reviews, Alien Shooter World or Space War TD Ⅱ?
Alien Shooter World is rated higher. Alien Shooter World averages 4.7 out of 5 from 1.1K ratings, while Space War TD Ⅱ averages 4.0 from 1 ratings.
Do Alien Shooter World or Space War TD Ⅱ have ads?
Alien Shooter World shows ads; Space War TD Ⅱ does not.
Which is updated more often, Alien Shooter World or Space War TD Ⅱ?
Alien Shooter World ships an update every 6 weeks, and Space War TD Ⅱ every 19 months. Most recently, Alien Shooter World was updated on September 25, 2026 and Space War TD Ⅱ on September 21, 2026.

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