Space Cadet Defender vs Galaxy Invaders
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Space Cadet Defender
Engage in a classic side-scrolling arcade space shooter. Battle an alien horde across unique levels, upgrading your ship with powerful enhancements and facing formidable boss enemies. Compete for high scores on GameCenter.
- HD retina graphics
- Side-scrolling arcade shooter
- Unique levels
- Ship upgrades
- Boss levels
- Powerups
- GameCenter high scores
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Take the battle to the Alien Horde in this classic side-scrolling arcade space shooter. *WHAT'S NEW: HD graphics for retina screens, new levels, new ship upgrades. FEATURES: - High Definition retina graphics enhanced for the new iPad and iPhone. - Side scrolling space shooter style arcade game. - Unique levels, can you pass them all? - Enhance your ship with powerful upgrades. - Boss levels with powerful Alien Overlords. - Unique powerups. - High scores via GameCenter. STORY: Having successfully defended Earth from the alien invasion it is now time to take the battle to the enemy. As one of Earths best fighters you have been selected to lead the invasion. The challenges will be great, the mission critical and the honor legendary. Prepare for launch Space Cadet, suit up!
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.
- 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
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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
Verdict
The clearest difference is review sentiment: Space Cadet Defender at 86% against Galaxy Invaders's 47%. Space Cadet Defender also leads on ads (none vs shown) and rating (4.5 vs 4.2). Galaxy Invaders's advantage is update cadence (every 2 weeks vs every 18 months). On price, in-app purchases, monetization model and device support 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
Both are free to download. Space Cadet Defender sells 5 one-off in-app purchases and Galaxy Invaders sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Space Cadet Defender holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 231 and 58 respectively. Written reviews point the same way: 86% of Space Cadet Defender's written reviews are positive against 47% of Galaxy Invaders's.
Space Cadet Defender ships an update every 18 months, Galaxy Invaders every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Space Cadet Defender | Galaxy Invaders |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (231 ratings) — better | 4.2 (58 ratings) |
| Positive reviews | 86.0% of reviews — better | 47.4% of reviews |
| Number of ratings | 231 — better | 58 |
| Update frequency | Every 18 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 169 MB |
| Age rating | 4+ | 9+ |
| Developer | SixHourSoft LLC | PUMPKIN VN CO., LTD |
Customer experience
Space Cadet Defender
Galaxy Invaders
Bugs and requests
Space Cadet Defender
Reported bugs
3 issues- Screen freezes at certain levels
- Progression loss after completing the game
- Unresponsive controls at times
Requested features
4 requests- More challenging and varied levels
- Ability to replay earlier levels
- Joystick support for better control
- Additional power-ups and upgrades
Galaxy Invaders
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Space Cadet Defender
- 5000 Medals$0.99
- Second Invasion$1.99
- 30000 Medals$4.99
Show 2 moreShow fewer
- 70000 Medals$9.99
- 140000 Medals$14.99
Galaxy Invaders
- SHIP PART 1$0.99
- Revive Crystal$1.99
- SHIP PART 2$1.99
Show 7 moreShow fewer
- Gold Pack$2.99
- Reflex and Swarm Pack$2.99
- Subscription Basic$4.99
- Weapon Variant 5$4.99
- Reinforcement Pack$8.99
- BIG EVENT PACK$17.99
- SALE 50% OFF$17.99
Questions
Is Space Cadet Defender free?
Is Galaxy Invaders free?
Which has better reviews, Space Cadet Defender or Galaxy Invaders?
Do Space Cadet Defender or Galaxy Invaders have ads?
Which is updated more often, Space Cadet Defender or Galaxy Invaders?
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