Comparison

Defender 1 vs Asteroid

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

Head to head
About

Defender 1

Relive a classic arcade experience by defending astronauts from alien abduction and destroying enemy ships. Be careful not to harm the astronauts, as their safety is crucial to preventing planetary destruction and mutant alien transformations.

Highlights
  • Defend astronauts from aliens
  • Obliterate enemy spaceships
  • Avoid friendly fire
  • Prevent planetary explosion
  • Mutant alien transformations
Features
Read full description

DEFENDER 1 brings the excitement of classic 1980s arcade action to your mobile device! Take control of your spacecraft and defend the planet from relentless waves of alien invaders. Your mission is simple—but surviving it won't be. Protect the astronauts on the planet's surface as alien Landers attempt to abduct them. Destroy the enemy ships, rescue the astronauts, and watch your fire—an astronaut caught in the crossfire is one less person you can save. Fail to protect the astronauts and the consequences are catastrophic: the planet will be destroyed and the surviving aliens will transform into deadly Mutants! Battle a variety of enemies, master fast-paced arcade combat, and push your skills to the limit as the action becomes increasingly intense. Features include: Classic arcade-inspired space combat Fast-paced alien battles Astronaut rescue missions Multiple enemy types with different behaviors Touch controls and game controller support Customizable gamepad controls High-score tracking Retro-inspired graphics and gameplay Defend the astronauts. Destroy the invaders. Save the planet. How long can you survive in DEFENDER 1?

About

Asteroid

Navigate a fuel-less spaceship using weapon recoil to destroy asteroids and explore cosmic realms. Upgrade your ship, test your reflexes, and compete on global leaderboards in this dynamic 2D space game.

Highlights
  • Recoil-based navigation
  • Dynamic asteroid destruction
  • Ship upgrades and customization
  • Multiple cosmic environments
  • Global leaderboard competition
  • Infinite replayability
Features
Read full description

Embark on an intergalactic journey with "Asteroid: A Cosmic Drift-Off," an engaging 2D space game that challenges the laws of physics! Find your spaceship stranded in the vast cosmic void with depleted fuel. However, don't worry, intrepid explorer – harness the robust recoil from your ammunition to navigate through the stars and destroy the incoming array of diverse asteroids. Key Features: 1. Innovative Gameplay: Hone your cosmic navigation skills by strategically firing your ammunition. The recoil serves as your lifeline in this fuel-free space odyssey. 2. Dynamic Asteroid Destruction: Encounter an unyielding barrage of asteroids, each with unique shapes and characteristics. Adjust your drifting tactics while navigating through the captivating asteroid field. 3. Upgrade and Personalise: Uncover new ammunition, unlock abilities, and customise your spacecraft to withstand the escalating cosmic challenges. 4. Captivating Cosmic Environments: Traverse different cosmic realms as you drift further into the unknown. 5. Test Your Reflexes: Challenge your reflexes and precision while manoeuvring through the chaotic asteroid field. Can you outmanoeuvre the cosmic chaos and emerge as the ultimate space pilot? 6. Infinite Replayability: Experience endless hours of exciting gameplay with dynamically generated levels. Each drift-off presents a unique and challenging experience every time you launch into space. 7. Compete Globally: Climb the global leaderboards and compete with players from around the world. Showcase your drifting skills and aim to become the top space navigator in the galaxy. Fuel up on excitement and commence the cosmic drift-off! Download now to immerse yourself in the thrilling experience of "Asteroid: A Cosmic Drift-Off." The stars are calling, Captain – will you heed their call?

Screenshots

Defender 14 screens
Asteroid4 screens

Verdict

The call

The clearest difference is price: Asteroid at Free against Defender 1's $2.99. Asteroid also leads on update cadence (every 3 days vs every 38 months) and review sentiment (50% vs 31%). Defender 1's advantage is ads (none vs shown). On ratings volume, 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

Asteroid is free to download; Defender 1 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Asteroid holds the better App Store score, 3.8 against 3.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 31% of Defender 1's written reviews are positive against 50% of Asteroid's.

UpkeepUpdate frequency

Defender 1 ships an update every 38 months, Asteroid every 3 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard7 real differences · 3 level
Defender 1 versus Asteroid: the parameters behind the verdict, then further details
ParameterDefender 1Asteroid
Price$2.99Free — better
Rating3.5 (2 ratings)3.8 (4 ratings) — better
Positive reviews31.0% of reviews50.0% of reviews — better
Number of ratings24 — better
Update frequencyEvery 38 monthsEvery 3 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size45 MB92 MB
Age rating4+4+
DeveloperAPD Consulting, Inc.Aaditya Ajikumar

Customer experience

Defender 1

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews71 reviews
Positive31.0%
Neutral4.2%
Negative64.8%

Asteroid

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Defender 1

Reported bugs

7 issues
  • No sound on iPad
  • No sound on iPhone
  • Intermittent sound
  • App crashes often
  • Enemies don't move
Show 2 more
  • Ship doesn't continue moving after thrusters stop
  • Lasers don't react properly when changing direction

Requested features

10 requests
  • Update to fix sound issues
  • Update to fix crashing
  • Enable game controller support
  • Improve control responsiveness
  • Adjust control spacing
Show 5 more
  • Add vertical-only joystick option
  • Add tilt control for travel motion
  • Add separate button for direction change
  • Add more stages
  • Improve graphics (less pixelated)

Asteroid

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Defender 1

No in-app purchases

None

Asteroid

No in-app purchases

Questions

Is Defender 1 free?
Defender 1 costs $2.99, with no in-app purchases.
Is Asteroid free?
Asteroid is free to download, with no in-app purchases.
Which has better reviews, Defender 1 or Asteroid?
Asteroid is rated higher. Defender 1 averages 3.5 out of 5 from 2 ratings, while Asteroid averages 3.8 from 4 ratings.
Do Defender 1 or Asteroid have ads?
Asteroid shows ads; Defender 1 does not.
Which is updated more often, Defender 1 or Asteroid?
Defender 1 ships an update every 38 months, and Asteroid every 3 days. Most recently, Defender 1 was updated on October 29, 2026 and Asteroid on October 24, 2026.

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