Comparison

Blue Attack! vs Space Cadet Defender

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

Head to head
About

Blue Attack!

Engage in an intergalactic war, piloting your squadron against enemy forces. Collect resources from destroyed ships to upgrade your fleet and customize your vessels. Your mission is to protect your carrier and destroy the enemy's home planet.

Highlights
  • Fully customizable ships
  • Ship upgrade system
  • Retro graphical style
  • Global leaderboards
  • Multiple control options
Features
Read full description

Attack the Red planet! Blue Attack places you on the front lines of the intergalactic war between the Red and Blue forces. Use the scraps picked up from your enemies' wrecked hulls to turn your squadron into an unstoppable army! Protect your carrier, upgrade your wingmen, and cut a path clean through to your target: the Red home planet! Features: - Fully customizable ships, from speed to weapon capabilities - Clean, retro graphical style - Global leaderboards - Touch, tilt, keyboard, and gamepad controls Reviews: "Does Blue Attack deliver on the promise of the earlier game and notch it up a bit? The short answer, Yes. The longer answer, Hell Yes." -appVersity.com "...a surprisingly fun and deep game... Blue Attack! comes highly recommended." -Touch Arcade "...a graphically unique, intense, and engaging shooter. It features some wonderfully varied gameplay, great power-up system, and great options. Even the tutorial is good. I can’t say enough good things about this game." -148apps: 5/5 stars "Blue Attack! The graphics, music, a very high level of space-shooter game…” -AppBank (Japanese) "There are pretty good chances that you will be playing Blue Attack for many hours after reading this review." -igameme.com "Blue Attack! is a great deal ... don’t miss out on this great space shooter!" -OSX Reality "There is a word I rarely use when reviewing a game: exceptional. Yet, Blue Attack! rightly deserves this description." -TouchMyApps.com

About

Space Cadet Defender

Defend Earth from alien invaders in this fast-paced arcade shooter. Progress through 50 unique levels, upgrade your ship with powerful enhancements, and face off against challenging boss battles. Compete with friends by viewing local and world high scores.

Highlights
  • Fast-paced arcade gameplay
  • 50 unique levels
  • Ship upgrades
  • Boss battles
  • Unique power-ups
  • Score viewing
Features
Read full description

FEATURES: - Fast paced, exciting invaders style arcade game. - 50 Unique levels, can you pass them all? - Enhance your ship with powerful upgrades. - Boss levels with powerful Alien Overlords. - Unique powerups. - View friends scores, both local and world. - Save and restore in-progress games. These are troubling times. Earth’s very existence is threatened. Alien invaders from outer space have been sent to destroy our planet. You have been called up to repel their attack. You must plan your battle strategy well and upgrade your fighter ship as the fight progresses to defeat the increasingly advanced alien space craft. Beware, their powerful overlords are watching and will join the fight to help the alien forces destroy us. We’re counting on you. Earth is counting on you. You can do it, you are a Space Cadet!

Screenshots

Blue Attack!4 screens
Space Cadet Defender4 screens

Verdict

The call

The clearest difference is rating: Blue Attack! at 4.8 against Space Cadet Defender's 4.2. Blue Attack! also leads on review sentiment (89% vs 75%). Space Cadet Defender's advantage is iOS requirement (3.1 vs 16.0). On price, ratings volume, update cadence and ads 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. Blue Attack! sells 1 one-off in-app purchase and Space Cadet Defender 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

Blue Attack! holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 11 and 22 respectively. Written reviews point the same way: 89% of Blue Attack!'s written reviews are positive against 75% of Space Cadet Defender's.

UpkeepUpdate frequency

Blue Attack! ships an update every 4 months, Space Cadet Defender every 2 months. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

Scorecard3 real differences · 7 level
Blue Attack! versus Space Cadet Defender: the parameters behind the verdict, then further details
ParameterBlue Attack!Space Cadet Defender
PriceFreeFree
Rating4.8 (11 ratings) — better4.2 (22 ratings)
Positive reviews89.5% of reviews — better74.6% of reviews
Number of ratings1122 — better
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPod
Requires iOS16.03.1 — better
Further details — not scored
Size13 MB5 MB
Age rating9+4+
DeveloperCat in a Box SoftwareSixHourSoft LLC

Customer experience

Blue Attack!

All ratings11 ratings
Positive90.9%
Neutral9.1%
Negative0.0%
Written reviews219 reviews
Positive89.5%
Neutral6.4%
Negative4.1%

Space Cadet Defender

All ratings22 ratings
Positive72.7%
Neutral13.6%
Negative13.6%
Written reviews63 reviews
Positive74.6%
Neutral9.5%
Negative15.9%

Bugs and requests

Blue Attack!

Reported bugs

2 issues
  • Crashes on loading screen after recent update
  • Score submission glitch preventing leaderboard updates

Requested features

5 requests
  • More levels and content for campaign mode
  • Ability to select and replay specific campaign levels
  • Co-op or multiplayer modes
  • More weapon and upgrade options
  • Customizable control schemes

Space Cadet Defender

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Blue Attack!

One-time1
  • Infinite Mode$0.99
8 purchases

Space Cadet Defender

One-time8
  • Level Pack 1$0.99
  • Cannon Upgrade$0.99
  • Artillery Upgrade$0.99
Show 5 more
  • Shield Upgrade$0.99
  • Nuke Power Upgrade$0.99
  • Engine Speed Upgrade$0.99
  • Nuke Pack of 20$0.99
  • Extra Life$0.99

Questions

Is Blue Attack! free?
Blue Attack! is free to download, with in-app purchases available.
Is Space Cadet Defender free?
Space Cadet Defender is free to download, with in-app purchases available.
Which has better reviews, Blue Attack! or Space Cadet Defender?
Blue Attack! is rated higher. Blue Attack! averages 4.8 out of 5 from 11 ratings, while Space Cadet Defender averages 4.2 from 22 ratings.
Do Blue Attack! or Space Cadet Defender have ads?
Neither Blue Attack! nor Space Cadet Defender shows ads.
Which is updated more often, Blue Attack! or Space Cadet Defender?
Blue Attack! ships an update every 4 months, and Space Cadet Defender every 2 months. Most recently, Blue Attack! was updated on October 31, 2026 and Space Cadet Defender on November 1, 2026.

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