Comparison

Blue Attack! vs Astro Shock Zero

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

Astro Shock Zero

Features
Read full description

ASTRO SHOCK ZERO — Build your ship. Save the galaxy. You're the last fleet at the edge of the galaxy. Alien waves are coming — blast them down, collect ship parts, assemble them in your hangar, and grow stronger with every sector. FEATURES - ONE-FINGER GAMEPLAY — Drag your finger, ship follows. Simple, smooth, instantly playable. - BUILD YOUR OWN SHIP — Mix and match hulls, wings, and weapons. Fast and light or heavy and tough? Your call. - 2-MINUTE SECTORS — Each sector is short and punchy. Clear the waves, crush the mini-boss, take down the sector boss, earn new parts. - VARIETY OF ENEMIES — Zig-zagging scouts, spread-firing warriors, burst-shot elites. Each one demands a different approach. - EPIC BOSS FIGHTS — Multi-phase showdowns with memorable mechanics. Dodge, time, position — every boss is a new test. - UPGRADE SYSTEM — Spend your hard-earned coins to level up weapons and ship parts. Always something new to chase. - PLAYS ANYWHERE — On the bus, in line, before bed. One sector fits a coffee break. WHY YOU'LL LOVE IT - Fast to start, easy to learn. - Strategy deepens as you progress. - Plays completely offline. - No accounts, no login — progress stays on your device. - Ads are optional. Watch a rewarded ad for bonus coins, or skip entirely. Support: info@penabt.com Privacy: https://games.penabt.com/astro-shock-zero/privacy-policy.html Ready, captain? Ignite the thrusters.

Screenshots

Blue Attack!4 screens
Astro Shock Zero4 screens

Verdict

The call

The clearest difference is in-app purchases: Astro Shock Zero at none against Blue Attack!'s 1. Astro Shock Zero also leads on update cadence (weekly vs every 4 months). Blue Attack!'s advantage is ads (none vs shown). On price, device support and iOS requirement 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. Astro Shock Zero asks for nothing beyond the download.

UpkeepUpdate frequency

Blue Attack! ships an update every 4 months, Astro Shock Zero weekly. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 7 level
Blue Attack! versus Astro Shock Zero: the parameters behind the verdict, then further details
ParameterBlue Attack!Astro Shock Zero
PriceFreeFree
Rating4.8 (11 ratings) — better—
Positive reviews89.5% of reviews—
Number of ratings11 — better—
Update frequencyEvery 4 monthsWeekly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size13 MB39 MB
Age rating9+9+
DeveloperCat in a Box SoftwarePena

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

Astro Shock Zero

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Blue Attack!

One-time1
  • Infinite Mode$0.99
None

Astro Shock Zero

No in-app purchases

Questions

Is Blue Attack! free?
Blue Attack! is free to download, with in-app purchases available.
Is Astro Shock Zero free?
Astro Shock Zero is free to download, with no in-app purchases.
Do Blue Attack! or Astro Shock Zero have ads?
Astro Shock Zero shows ads; Blue Attack! does not.
Which is updated more often, Blue Attack! or Astro Shock Zero?
Blue Attack! ships an update every 4 months, and Astro Shock Zero weekly. Most recently, Blue Attack! was updated on October 7, 2026 and Astro Shock Zero on October 2, 2026.

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