Comparison

Orbital Invaders vs Access Code Zero

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

Head to head
About

Orbital Invaders

Pilot a spaceship and defend Earth's orbit in this Sci-Fi arcade shooter. React quickly to enemy attacks, upgrade weapons, and use power-ups to survive waves of unique aliens, asteroids, and bosses. Save the planet in this action-packed space simulator.

Highlights
  • Dual-stick controls for movement and firing
  • Variety of unique enemies and bosses
  • Weapon upgrades and power-ups
  • Defend orbit and destroy asteroids
  • Multiple worlds to unlock
  • Fast-paced arcade action
Read full description

Become a spaceship pilot and defend orbit. Orbital Invaders is a Sci-Fi arcade action game where the skill to react the situation and predict attack of enemies determine the outcome of battles. Shoot them all. Unique enemies, asteroid, spaceships, mines, missiles, space worms and bosses. In this Shoot 'em up game you will fly around different planets, defend orbit, destroy asteroids, spaceships, bosses and other enemies. Winning for someone who won 't miss a single goal. Upgrade weapons, use bombs and booster in critical situations. Save the planet! Save the orbit! Fantastic and amazing spaceship simulator. New shoot 'em up game! The control is tied to two sticks (virtual gamepad): one controlling the movement of the spaceship, the other changing the direction of fire. There are three lives in reserve, weapons like laser or plasma, three atomic bombs and acceleration for emergency cases. Collect points and get extra life. There are multiple worlds to unlock, option to switch between a laser and plasma gun, using bombs and escape with high speed power up when needed. The gameplay feels right. It's natural and quite satisfying. Definitely a good choice for short sessions. Easy to pick up and play. Made for Super Stardust & Geometry Wars fans. https://twitter.com/shaggy_dwarf https://www.facebook.com/ShaggyDwarf/ https://vk.com/shaggydwarf

About

Access Code Zero

Embark on a retro-styled Metroidvania adventure as Bijou, a spy infiltrating a separatist-held complex. Explore, gather research data, and escape safely in this action-packed platformer.

Highlights
  • Retro-styled platformer
  • Metroidvania genre
  • Exploration-focused gameplay
  • Spy infiltration story
  • MFI controller support
Features
Read full description

Access Code Zero tells the story of a spy operation at the Quarantine Bay complex, captured by a group of separatists called HOMOGENES. The main character of the game Bijou, must infiltrate the Quarantine Bay, find researches data, and get back safely. Access Code Zero - an exploration-focused retro-styled platformer in METROIDVANIA genre. The game is expected to follow Metroidvania-style gameplay. * MFI controllers support

Screenshots

Orbital Invaders4 screens
Access Code Zero4 screens

Verdict

The call

The clearest difference is rating: Orbital Invaders at 4.7 against Access Code Zero's 3.9. Orbital Invaders also leads on review sentiment (64% vs 50%). On price, ratings volume, 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

Orbital Invaders costs $0.99 and Access Code Zero $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Orbital Invaders holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 38 and 16 respectively. Written reviews point the same way: 64% of Orbital Invaders's written reviews are positive against 50% of Access Code Zero's.

UpkeepUpdate frequency

Orbital Invaders ships an update every 3 weeks, Access Code Zero fortnightly. The most recent releases landed on September 29, 2026 and September 26, 2026 respectively.

Scorecard2 real differences · 8 level
Orbital Invaders versus Access Code Zero: the parameters behind the verdict, then further details
ParameterOrbital InvadersAccess Code Zero
Price$0.99$0.99
Rating4.7 (38 ratings) — better3.9 (16 ratings)
Positive reviews63.6% of reviews — better50.0% of reviews
Number of ratings38 — better16
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.010.0 — better
Further details — not scored
Size144 MB149 MB
Age rating4+9+
DeveloperAlexandr Lobanovilkhomkhuja akbarkhujaev

Customer experience

Orbital Invaders

All ratings38 ratings
Positive94.7%
Neutral5.3%
Negative0.0%
Written reviews22 reviews
Positive63.6%
Neutral18.2%
Negative18.2%

Access Code Zero

All ratings16 ratings
Positive68.8%
Neutral6.3%
Negative25.0%
Written reviews8 reviews
Positive50.0%
Neutral12.5%
Negative37.5%

In-app purchases

None

Orbital Invaders

No in-app purchases

None

Access Code Zero

No in-app purchases

Questions

Is Orbital Invaders free?
Orbital Invaders costs $0.99, with no in-app purchases.
Is Access Code Zero free?
Access Code Zero costs $0.99, with no in-app purchases.
Which has better reviews, Orbital Invaders or Access Code Zero?
Orbital Invaders is rated higher. Orbital Invaders averages 4.7 out of 5 from 38 ratings, while Access Code Zero averages 3.9 from 16 ratings.
Do Orbital Invaders or Access Code Zero have ads?
Neither Orbital Invaders nor Access Code Zero shows ads.
Which is updated more often, Orbital Invaders or Access Code Zero?
Orbital Invaders ships an update every 3 weeks, and Access Code Zero fortnightly. Most recently, Orbital Invaders was updated on September 29, 2026 and Access Code Zero on September 26, 2026.

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