Zetta Force 7 vs Galaxy Invaders 2
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Zetta Force 7
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Zetta Force 7 Annihilation awaits the weak in this retro arcade space shooter. You pilot that last hope of a dying galaxy, the Deuterium Space Fighter. Can you save your Galaxy in this, the last of the great Galaxy Wars. Your mighty star ship is heavily armed with the latest experimental weapons and capable of taking an immense pounding from the countless galactic invaders. In fact that's statement is not entirely true, our intelligence estimates the number of enemy forces and organic energy emitters to be 7 Zetta. ( 7 sextillion, 7000000000000000000000, 7 * 10 to power of 21.) You get the picture, that's a lot of invaders! Luckily you have the most powerful fleet of space destroyers in the galaxy at your command. Your ships are capable of taking vast damage, and you have the best weapons in the known universe. Your ship can recharge shields, change weapons mid battle, shoot in several directions at once and collect additional space armour. Will it be enough, download Zetta Force 7 now to find out.
Galaxy Invaders 2
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The Galaxy's future is now in your hands. Take control of the spaceship and protect Earth from the galaxy invaders. In this Shoot โEm up game, you will be facing an increasingly large number of enemies in hazardous environments, and deal with many striker bosses in galaxy. As the game progresses, you will also earn gems to get more powerful spaceships. If you are a big fan of arcade shooting game like galaga, galaxia, galaxian, and galactica with the new modern combat, and want to bring the freedom in the galaxy games, so Galaxy Invaders 2 is perfect game for you. [HOW TO PLAY] - Touch and move to control your spaceship dodge enemy's bullets and attack the enemies. - Collect power-up items to upgrade or change your weapons. - Earn gems to get more powerful spaceships to fight with giant enemies and alien invaders. Get your ship ready in this arcade galaxy invader shooter game!
Screenshots
Verdict
The clearest difference is iOS requirement: Zetta Force 7 at 13.0 against Galaxy Invaders 2's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Zetta Force 7 ships an update every 27 months, Galaxy Invaders 2 every 32 months. The most recent releases landed on May 16, 2026 and September 10, 2026 respectively.
| Parameter | Zetta Force 7 | Galaxy Invaders 2 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 27 months โ better | Every 32 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 136 MB | 135 MB |
| Age rating | 9+ | 4+ |
| Developer | Galatic Droids | Taiwei Chiu |
In-app purchases
Zetta Force 7
No in-app purchases
Galaxy Invaders 2
No in-app purchases
Questions
Is Zetta Force 7 free?
Is Galaxy Invaders 2 free?
Do Zetta Force 7 or Galaxy Invaders 2 have ads?
Which is updated more often, Zetta Force 7 or Galaxy Invaders 2?
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