Comparison

UAPs vs Space Defender

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

Head to head
About

UAPs

Pilot advanced craft through deep space, exploring mysterious worlds and cosmic phenomena at incredible speeds. Experience the universe with immersive visuals and fluid controls.

Highlights
  • Pilot advanced UAP craft
  • Explore deep space
  • Discover strange phenomena
  • Experience incredible speed
  • Immersive visuals
  • Tractor beam and blast mechanics
Features
Read full description

UAP – Explore the Unknown Take control of advanced UAP technology and travel beyond the limits of human flight. In UAP, pilot a mysterious craft capable of traversing vast distances of space at incredible speeds. Explore the unknown, discover strange phenomena, and experience the universe like never before. Navigate through deep space, pass distant stars, and uncover secrets hidden among the cosmos. With smooth controls and immersive visuals, every journey feels like a leap into the unexplained. Traverse the Universe Travel across deep space at extreme speeds using advanced UAP propulsion. Add your own soundtrack. Explore Mysterious Worlds Discover strange planets, black holes, cosmic anomalies, and unknown phenomena scattered across the galaxy. Hold long press on your UAP to tractor beam. Tap to blast. Experience Incredible Speed Glide effortlessly through space with fluid controls and fast-paced exploration. Out maneuver other crafts and UFOs. Pilot Advanced Craft Take command of futuristic UAP vehicles designed to move beyond conventional aircraft. Shake device to toggle Gravity Bubble mode. Cosmic Atmosphere Enjoy stunning visuals and ambient space environments as you journey through the stars. The universe is vast, mysterious, and waiting to be explored. Step into the cockpit of a UAP and discover what lies beyond the horizon.

About

Space Defender

Features
Read full description

The frontier is falling. Hold the line. A top-down space shooter with real RPG progression, built for touch. Lead a squadron, take contracts and live a story told over the radio, voiced in six languages. A STORY IN FOUR ACTS Fly for Admiral Voss and Ilse Marin through three galaxies at war, then on to Kepler, the abandoned mining world of Act IV: gravity wells that pull everything in, descents into dark shafts and the port of Ferrum. Several endings wait at the end. YOUR SHIP, YOUR SQUADRON • 17 ships and over 60 pieces of equipment • Up to three wingmen who answer your orders on the radio • Pirate captains to spare, enlist or shoot down • Research, crew, mining, trade and salvage A LIVING GALAXY Dock at the spaceports for the bar, Command and the arcade room. Cross asteroid belts, minefields and magnetic storms. PLAY YOUR WAY • Touch controls or a controller, plays offline • Free to try: the whole first act, then one purchase unlocks the full game • No ads, no subscription • English, French, German, Spanish, Russian and Simplified Chinese Made by Petit Vaisseau, a one-person studio in France.

Screenshots

UAPs4 screens
Space Defender4 screens

Verdict

The call

The clearest difference is in-app purchases: UAPs at none against Space Defender's 1. On price, review sentiment, update cadence and ads 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 Defender sells 1 one-off in-app purchase. UAPs asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 7, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
UAPs versus Space Defender: the parameters behind the verdict, then further details
ParameterUAPsSpace Defender
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings5 — better—
Update frequencyDailyDaily
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size25 MB1.2 GB
Age rating4+9+
DeveloperPraxticus Mobile Labs LLCGuillaume Merle

Customer experience

UAPs

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Space Defender

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

UAPs

No in-app purchases

1 purchases

Space Defender

One-time1
  • Full game$3.49

Questions

Is UAPs free?
UAPs is free to download, with no in-app purchases.
Is Space Defender free?
Space Defender is free to download, with in-app purchases available.
Do UAPs or Space Defender have ads?
Neither UAPs nor Space Defender shows ads.
Which is updated more often, UAPs or Space Defender?
UAPs ships an update daily, and Space Defender daily. Most recently, UAPs was updated on October 7, 2026 and Space Defender on October 31, 2026.

Other comparisons