Comparison

Zetta Force 7 vs Celtreos Lite

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

Head to head
About

Zetta Force 7

Features
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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.

About

Celtreos Lite

Features
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One-player game, OR two players if you have a game controller. “Celtreos Lite” is a 3-stage cheaper version of “Celtreos”. This game is like the space shooters of decades past: tiny ship, big weapons, waves of foes, power-ups and obstacles. Music, Sound and Voice • 12 great songs in the Lite version (full game has 30!) • You can even play your own music and auto-next-song for key game events Stages • 3 stages (full game has over a dozen!) • Horizontal scrolling but more than one “screen” of vertical space • Start from any stage you want! • Each stage ends with a challenging boss • Wall layouts and spawn patterns are partially randomized Weapon Arrays, Special Moves, Power-Ups and More • Choose from a huge arsenal of weapons and special abilities • 10 different ships to choose from • Customize ship properties, such as gun mount locations • In-game power-ups with weapons, defenses and temporary powers (like Rapid Fire) • Power-down orbs with temporary inconveniences (like Weapon Freeze) Additional Configuration Options • Set number of lives, and number of times that special abilities can be used • Set graphics quality to one of three levels, and default ship speed

Screenshots

Zetta Force 74 screens
Celtreos Lite4 screens

Verdict

The call

The clearest difference is price: Zetta Force 7 at Free against Celtreos Lite's $0.79. Zetta Force 7 also leads on iOS requirement (13.0 vs 15.6). Celtreos Lite's advantage is ads (none vs shown) and update cadence (monthly vs every 27 months). On 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

CostPrice · In-app purchases · Ads · Monetization

Zetta Force 7 is free to download; Celtreos Lite costs $0.79 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Zetta Force 7 ships an update every 27 months, Celtreos Lite monthly. The most recent releases landed on October 16, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 2 level
Zetta Force 7 versus Celtreos Lite: the parameters behind the verdict, then further details
ParameterZetta Force 7Celtreos Lite
PriceFree — better$0.79
Update frequencyEvery 27 monthsMonthly — better
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size136 MB72 MB
Age rating9+9+
DeveloperGalatic DroidsKevin Grant

In-app purchases

None

Zetta Force 7

No in-app purchases

None

Celtreos Lite

No in-app purchases

Questions

Is Zetta Force 7 free?
Zetta Force 7 is free to download, with no in-app purchases.
Is Celtreos Lite free?
Celtreos Lite costs $0.79, with no in-app purchases.
Do Zetta Force 7 or Celtreos Lite have ads?
Zetta Force 7 shows ads; Celtreos Lite does not.
Which is updated more often, Zetta Force 7 or Celtreos Lite?
Zetta Force 7 ships an update every 27 months, and Celtreos Lite monthly. Most recently, Zetta Force 7 was updated on October 16, 2026 and Celtreos Lite on October 26, 2026.

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