Space Defense vs Impact Zero
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Space Defense
Pilot humanity's last hope in this thrilling 2D space shooter. Explore star systems, upgrade your spacecraft with advanced technologies, and battle increasingly formidable alien fleets. Engage in classic space combat with a unique twist, utilizing rockets, mines, and powerful bombs to defend Earth.
- Explore 10 star systems
- Upgrade 35 spaceship technologies
- Fight alongside allies
- Collect over 50 achievements
- Compete on global high score lists
- 20 different levels
- Endless Arcade mode
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Space adventure awaits! And this time, you are humanity's last hope! if you like space shooting game and like to simulate space shooting. Space Defense: space shooter is the perfect game for you. Space defense is something beyond imaginable! Humanity's last hope is in your hands, take control of the lone space fighter and protect Earth from alien armada. Your goal will be quite challenging as you will have to save humanity from its evil alien enemies. In this space shooting game, you will be facing an increasingly large number of enemies and enemy capital ships. As the game progresses, you will collect ether to upgrade your spacecraft to unleash its full lethal capacity. You now get: -10 star systems to explore! -35 spaceship technologies! Each upgrades a different aspect of your ship! -Crazy allies to fight side by side -Betrayal and revenge! -More than 50 achievements to collect -Global high score list to compete with friends -dynamic mini-map and zoom features. How to play: -touch screen to turn. Touch left and turn left. Touch right and turn right. -your ship auto fires when an enemy enters your radar. -use rockets and mines to defeat enemies. use a big bomb in dire situations. -collect items for necessary bonuses rockets and mines. -collect ether for upgrades. -upgrade your ship in shop. Features: -Extremely hard multiplayer mode -High-quality images optimized for tablets and large screens. -ability to fire rockets and mines. -The game has 20 different levels with various gameplay. -Endless Arcade mode for quick games and getting ether for upgrades. -40 different types of enemies. Fighters, hunters, big capital ships. -upgrade guns, engines, tractor beams, ship hull and more! Enjoy classic space combat - with a huge twist. you can go in any direction of your choice! humanity's future is now in your hands. Get weapons and shields ready for epic space battles. Download space defense now!
Impact Zero
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Impact Zero is a fast-paced arcade survival game where Earth is under constant threat from incoming asteroids. Take control of orbital defenses, manage limited energy, and push your reflexes to the limit in an escalating battle for survival. Every second counts. Every shot matters. One mistake could be the end. DEFEND THE PLANET Control a powerful orbital laser system to destroy incoming asteroids before they reach Earth. Precision and timing are key as threats grow faster and more frequent. MASTER YOUR ENERGY Your laser is powerful—but limited. Manage energy carefully: * Hold to fire sustained laser bursts * Release to recharge quickly or slowly depending on usage * Avoid draining it completely or risk slower recovery SURVIVAL ABILITIES Unlock and use game-changing abilities: * Auto Shield – Saves Earth from a fatal hit when charged * Smart Bomb – Double-tap Earth to clear the screen * Wingman Support – Temporary orbital ally that targets threats automatically ESCALATING DIFFICULTY The longer you survive: * Asteroids spawn faster and in greater numbers * Speed increases in dynamic tiers * Earth visually evolves through levels SPECIAL EVENTS Watch for rare encounters: * UFOs fly across the screen—shoot them for powerful support * Bonus score bursts from precise destruction COMPETE WITH YOURSELF Track your performance: * Score: asteroids destroyed * Survival time * Personal best records for both No pay-to-win. No distractions. Just skill-based arcade survival.
Screenshots
Verdict
The clearest difference is iOS requirement: Space Defense at 12.0 against Impact Zero's 26.0. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Space Defense | Impact Zero |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 90.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 147 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | kerem yokuva | Kane Hastings |
In-app purchases
Space Defense
No in-app purchases
Impact Zero
No in-app purchases
Questions
Is Space Defense free?
Is Impact Zero free?
Do Space Defense or Impact Zero have ads?
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