Comparison

Block Invaders vs Asteroid 3D

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

Head to head
About

Block Invaders

Command a planetary defense platform to shoot down waves of alien invaders. Strategically build and upgrade weapons, each with unique abilities, to counter diverse enemy behaviors and complete missions.

Highlights
  • Command orbital defense platform
  • Build and upgrade weapons
  • Shoot down incoming alien waves
  • Diverse invader behaviors
  • Multiple weapon abilities
  • Mission-based gameplay
Features
Read full description

Earth is under attack. Block Invaders are advancing on your orbital defense platform — and they move just like you remember. Choose your weapons, pick your positions, and hold the line. Block Invaders: Tower Defense combines the nostalgia of classic arcade invaders with deep strategic tower defense gameplay. The invaders advance in waves moving forward together, pausing, then surging again — familiar, relentless, and satisfying to stop. No two games play the same. Every mission generates its own wave pattern, so your strategy needs to adapt every time you play. Features: • 6 weapon slots on your orbital platform • Unique weapon types — pulse lasers, photon bolts, cobalt beams, rockets and mines • 4 upgrade levels per weapon • 10 missions with 4 waves each • Procedurally varied enemy waves — no two runs identical • Multiple enemy types including Reapers, Gatherers, Banshees and Brains • Play free — unlock bonus missions with a single optional purchase • Universal app — iPhone, iPad and Mac • Apple Silicon No timers. No energy bars. No forced ads. Just strategy. Features of Block Invaders: Tower Defense :- * Many types of Invaders including Reapers, Gatherers, Banshees and Brains to name but a few. * More invaders added on each new release * Weapons include Pulse lasers, Photon bolts, Cobalt Beams and Rockets. * More weapons and Enemies to come in future updates.

About

Asteroid 3D

Features
Read full description

Dive into the ultimate 3D space arcade experience! Asteroid 3D redefines the classic asteroid shooter with 20 hand-crafted waves, each featuring unique mechanics, music, and skyboxes. From stealth fields and gravity wells to a retro pixel art mode, no two waves play the same. Your mission: survive escalating challenges, master 8 strategic powerups, and face off against two epic boss battles—culminating in the 4-phase Planet Breaker showdown. Why You’ll Love Asteroid 3D: - 20 Unique Waves (+ 1 hidden retro break easter egg) – Each with its own theme, mechanic, and narrative. - Two Epic Boss Battles – The Guardian and the Planet Breaker, both with multi-phase combat. - 8 Powerups – Stackable abilities like Rapid Fire, Shield, and Instant Kill for strategic depth. - Full 3D Space Combat – True zero-gravity physics, rotational inertia, and energy management. - Narrative Radio System – Unfold the story of a lone pilot searching for a lost crew. - Retro Mode – Pixel art shader, CRT effects, and a 2x score multiplier for old-school fans. - Practice Mode – Master individual waves before tackling the full campaign. Game Features: First-person cockpit view for immersive gameplay. Virtual joystick & haptic feedback for intuitive touch controls. 20 original music tracks – one for each wave. High score system with per-wave stats and leaderboards. Custom 3D models for asteroids, bosses, and powerups. Ready for the challenge? Download now and prove your skills in the most complete asteroid game on the App Store!

Screenshots

Block Invaders4 screens
Asteroid 3D4 screens

Verdict

The call

The clearest difference is in-app purchases: Asteroid 3D at none against Block Invaders's 2. Asteroid 3D also leads on update cadence (daily vs every 12 months). On price, ads, device support and iOS requirement 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. Block Invaders sells 2 one-off in-app purchases. Asteroid 3D asks for nothing beyond the download.

UpkeepUpdate frequency

Block Invaders ships an update every 12 months, Asteroid 3D daily. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 6 level
Block Invaders versus Asteroid 3D: the parameters behind the verdict, then further details
ParameterBlock InvadersAsteroid 3D
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 12 monthsDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size91 MB154 MB
Age rating4+4+
DeveloperQED Gaming PTY. LtdPaul Guyot

In-app purchases

2 purchases

Block Invaders

One-time2
  • Earth Missions 6 to 10$0.99
  • No Adverts$1.99
None

Asteroid 3D

No in-app purchases

Questions

Is Block Invaders free?
Block Invaders is free to download, with in-app purchases available.
Is Asteroid 3D free?
Asteroid 3D is free to download, with no in-app purchases.
Do Block Invaders or Asteroid 3D have ads?
Neither Block Invaders nor Asteroid 3D shows ads.
Which is updated more often, Block Invaders or Asteroid 3D?
Block Invaders ships an update every 12 months, and Asteroid 3D daily. Most recently, Block Invaders was updated on October 14, 2026 and Asteroid 3D on October 2, 2026.

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