Comparison

Space Justice vs Galaxy Invaders

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

Head to head
About

Space Justice

Lead a special operations team in a vertical scrolling space shooter. Command your battlecruiser, upgrade your fleet, and engage in intense combat against alien foes and rival players. Utilize different pilots and tactics to achieve victory in thrilling galactic wars.

Highlights
  • Classic arcade shooter gameplay
  • Fleet and flagship upgrades
  • Research new technologies
  • Acquire combat drones
  • Pilot race strengths
  • Co-op missions with friends
  • PvP raids and resource plundering
Features
Read full description

Space Rangers lead the way! It's the 23rd century, and the galaxy unites to fight against an unknown foe! The best of the best stand together as Space Justice - a small, but extremely efficient special operations team with you as their leader! Take command of your personal battlecruiser and send deadly fighters shooting all guns against overwhelming odds to secure new victories! Or, maybe, attack and raid you rivals' spaceships in a game of deadly competition... - A classic arcade game reimagined: fast, dynamic vertical scrolling shooter gameplay meets outstanding graphics! - Welcome to the command bridge! Upgrade and enhance your flagship and airplanes fleet, research new technologies and acquire combat drones. - Make your choice: the selection of aircraft, weapons, drones and gadgets is as huge as it can be! - Different pilots, different tactics - make use of each race's strengths in merciless space combat, shoot 'em all up and win through synergy and guile! - Shoot, shoot, shoot! Join efforts with your friends to overcome the common foe. It takes a coordinated attack to bring down most powerful enemies, and the mission's rewards are well worth it! - Enter the PvP mode and plunder enemy cruisers for resources, shooting down all that resist! Play hard, use all sorts of tricks to outsmart your enemy! And never leave your own ship unprotected - lure your enemies into traps and ensure your wealth is well secured! It takes guts, wits and courage to fight and prevail in an addicting game of deadly space battles! Are you ready for Space Justice? PLEASE NOTE! Space Justice is free to download and play, however, some game items can also be purchased for real money. In-App purchases may include random items. Contains ads. Brought to you by MY.GAMES

About

Galaxy Invaders

Engage in an ultimate space shooting game with classic arcade style and modern expression. Explore galaxies, battle alien invaders with advanced weaponry, and collect powerful spaceships and drones. Enjoy offline play and compete with others globally.

Highlights
  • Classic arcade space shooting gameplay
  • Multiplayer modes (1v1, 1v3, 2v2, survival)
  • PVP online and co-op missions
  • Variety of enemies and challenging bosses
  • Collect 15 spaceships and 12 drones
  • Unlock legendary ships with superpowers
  • Offline playable
Features
Read full description

Galaxy Invaders Space Attack is the ultimate space shooting game that has stormed on iOS. With millions of downloads and rave reviews, it's no wonder this game is at the top of the charts. If you are one of the big fans of those classic galaxy shooting game series like galaga pixel shooter, galaxia, galaxian, galactica, space shooter, shoot 'em up, space invaders, galaxiga, Air Strike Force and Chicken Shooter, then Galaxy Invaders Space Shooter is definitely your best choice because it is perfect for you. The classic game style, but the new way of expression will fascinate you while you play. Galaxy Invaders Space Shooter will bring you new enemies and bosses in the Galaxy War. Do you think you have enough skills to survive this epic battle with these alien invaders? Explore the depths of space, taking on missions and challenges across different planets in the galaxy. Each level presents increasingly difficult challenges, with advanced weaponry and intelligent adversary AI, making the gameplay both engaging and challenging. Galaxy Invaders Space Shooter is not your average run-of-the-mill shooting game. It offers a fantastic storyline with stunning graphics, dramatic intergalactic settings, and a spine-chilling soundtrack that keeps you fully immersed in the game. Earn points and rewards as you progress through the game, which can be used to unlock new weapons, upgrades, and power-ups. With smooth and intuitive controls, Galaxy Invaders Space Shooter is easy to play but difficult to master, making it both accessible for newbies and challenging for seasoned players. Features: + Multiplayer mode: 1 vs 1, 1 vs 3, 2vs 2, survival. + Compete with other players in PVP online shooting games or co-op with friends to complete missions and earn rewards. With the chance to mark your name on the global leaderboard, it’s a perfect opportunity to show off your skills. + Featuring a variety of enemies and challenging bosses, each level offers a unique space battle experience. + With 15 spaceships and 12 drones to collect, you can build up a formidable fleet, with each ship and drone offering unique skills and playstyles. Unlock legendary space shooter ships to gain superpowers and add them to your collection. + One of the most exciting space action shooting games. + Various enemies and bosses fighting. + True space battle experience. + Unlock legendary space shooter ships to get a superpower in your aircraft collection. + Galaxy Invaders Space Shooter is fully playable offline so you can enjoy playing without internet connection requirements. + It’s the perfect arcade shooter games Galaxy Invaders Space Shooter - galaxy attack offline games for free. How to play : + Choose your spaceship: Select one of the 15 spaceships with unique abilities and skills. + Equip your ship: Choose from a range of weapons, shields, engines, and special bonus upgrades to make your spaceship the ultimate killing machine. + Shoot and destroy: Navigate through different galaxies and destroy waves of alien enemies, including challenging bosses. Use your powerful weapons and shields to stay alive. + Collect drones: Collect 12 drones, each with unique abilities, and use them to aid you in your battles. + Upgrade your ship: Gain points and rewards as you complete levels and use them to upgrade your weapons and spaceships or unlock legendary spaceships. + Play multiplayer: Compete with other players in PVP online shooting games, co-op with friends, and climb the global leaderboard to show off your skills. + Play offline: Play without requiring an internet connection - perfect for when you don’t have access to wifi. + Action, Shooter, Bulletstorm, Casual, Single player, Stylized, Offline Join the millions of players worldwide who have already downloaded this addictive and exciting intergalactic shooter game. It's time to take on the alien invaders and show them who's boss!

Screenshots

Space Justice4 screens
Galaxy Invaders4 screens

Verdict

The call

The clearest difference is rating: Space Justice at 4.6 against Galaxy Invaders's 4.2. Space Justice also leads on ratings volume (2.5K vs 58). Galaxy Invaders's advantage is update cadence (every 2 weeks vs monthly). On price, review sentiment, ads and in-app purchases 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. Space Justice sells 10 one-off in-app purchases and Galaxy Invaders sells 27 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Space Justice holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Space Justice has 2.5K ratings behind it against 58, so its average is the more settled of the two. Written reviews point the same way: 53% of Space Justice's written reviews are positive against 47% of Galaxy Invaders's.

UpkeepUpdate frequency

Space Justice ships an update monthly, Galaxy Invaders every 2 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Space Justice versus Galaxy Invaders: the parameters behind the verdict, then further details
ParameterSpace JusticeGalaxy Invaders
PriceFreeFree
Rating4.6 (2.5K ratings) — better4.2 (58 ratings)
Positive reviews53.1% of reviews — better47.4% of reviews
Number of ratings2.5K — better58
Update frequencyMonthlyEvery 2 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size843 MB169 MB
Age rating4+9+
DeveloperKeystorm Holdings LimitedPUMPKIN VN CO., LTD

Customer experience

Space Justice

All ratings2,472 ratings
Positive93.0%
Neutral2.2%
Negative4.8%
Written reviews744 reviews
Positive53.1%
Neutral10.6%
Negative36.3%

Galaxy Invaders

All ratings57 ratings
Positive80.7%
Neutral5.3%
Negative14.0%
Written reviews19 reviews
Positive47.4%
Neutral15.8%
Negative36.8%

Bugs and requests

Space Justice

Reported bugs

3 issues
  • Inconsistent tournament rewards
  • Disappearing progress and lost resources
  • Unresponsive or unhelpful customer support

Requested features

4 requests
  • Ability to play offline
  • More level variety and content updates
  • Improved matchmaking and co-op systems
  • Better balance between free and paid progression

Galaxy Invaders

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Space Justice

One-time10
  • 10 Stella containers$0.99
  • Batty start offer$0.99
  • Premium$2.99
Show 7 more
  • Decks store offer 3$3.99
  • Crystals Pack 1$4.99
  • Bonus Crystals Pack 1$4.99
  • Battle pass$4.99
  • Crystals Pack 2$9.99
  • Bonus Crystals Pack 2$9.99
  • Crystals Pack 3$19.99
27 purchases

Galaxy Invaders

One-time27
  • SHIP PART 1$0.99
  • Crystal 1$1.99
  • Revive Crystal$1.99
Show 24 more
  • SHIP PART 2$1.99
  • Powerball Ticket 1$1.99
  • Boosters Pack$2.99
  • Gold Pack$2.99
  • PIGGY BANK 1$2.99
  • Starter Pack$2.99
  • Reflex and Swarm Pack$2.99
  • SHIP PART 4$3.99
  • Crystal 2$4.99
  • Subscription Basic$4.99
  • WING 5$4.99
  • SMALL EVENT PACK$4.99
  • PIGGY BANK 2$4.99
  • SKIN 5$4.99
  • Weapon Variant 5$4.99
  • PIGGY BANK 3$8.99
  • Reinforcement Pack$8.99
  • Powerball Ticket 3$9.99
  • Crystal 3$9.99
  • BIG EVENT PACK$17.99
  • Subscription Elite$17.99
  • SALE 50% OFF$17.99
  • Crystal 4$19.99
  • Crystal 5$42.99

Questions

Is Space Justice free?
Space Justice is free to download, with in-app purchases available.
Is Galaxy Invaders free?
Galaxy Invaders is free to download, with in-app purchases available.
Which has better reviews, Space Justice or Galaxy Invaders?
Space Justice is rated higher. Space Justice averages 4.6 out of 5 from 2.5K ratings, while Galaxy Invaders averages 4.2 from 58 ratings.
Do Space Justice or Galaxy Invaders have ads?
Both Space Justice and Galaxy Invaders show ads.
Which is updated more often, Space Justice or Galaxy Invaders?
Space Justice ships an update monthly, and Galaxy Invaders every 2 weeks. Most recently, Space Justice was updated on November 1, 2026 and Galaxy Invaders on October 30, 2026.

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