Comparison

Parallel Earth vs Sky Empire Fighter

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

Head to head
About

Parallel Earth

Features
Read full description

Parallel Earth (平行地球) is a fast-paced 2D horizontal shooter featuring stunning parallax space backgrounds, 3 unique pilots, and 6 intense acts of increasing challenge. FEATURES: • 3 distinct pilots with unique abilities • 6 acts with powerful boss battles • EXCEED system for unleashing ultimate attacks • Energy-based gameplay with rewarded ad refills • Japanese voice acting and immersive BGM • Stunning parallax space environments Choose your pilot, master the EXCEED system, and defend the Parallel Earth from alien invaders!

About

Sky Empire Fighter

Pilot a fighter jet through waves of enemies in this retro-inspired arcade shooter. Dodge attacks, collect upgrades, and battle epic bosses to achieve the highest score. Unlock new aircraft and abilities for endless aerial combat fun.

Highlights
  • Retro-style vertical shooter gameplay
  • Endless mode with increasing difficulty
  • Epic boss battles
  • Powerful upgrades
  • Unlockable aircraft skins
  • Smooth controls and visual effects
Features
Read full description

Take to the skies in Sky Empire Fighter, an exciting retro-inspired arcade shooter packed with fast-paced action, challenging enemies, and epic boss battles. Pilot your fighter aircraft through endless waves of enemy forces, dodge incoming attacks, collect powerful upgrades, and achieve the highest score as the difficulty continues to increase. Unlock new aircraft skins, activate powerful abilities, and master your flying skills to survive increasingly intense missions. Features: * Classic retro-style vertical shooter gameplay * Endless mode with increasing difficulty * Epic boss battles and challenging enemy waves * Powerful upgrades including shields, bombs, speed boosts, and weapon enhancements * Unlockable aircraft skins * Smooth controls and exciting visual effects * Rewarded features and premium upgrades * Beautiful sound effects and immersive arcade action * Optimized for phones and tablets * Suitable for players of all ages Whether you’re a fan of classic arcade shooters or simply looking for an exciting action game, Sky Empire Fighter delivers endless fun, fast gameplay, and thrilling aerial combat. Download now, take control of the skies, and become the ultimate Sky Empire Fighter!

Screenshots

Parallel Earth4 screens
Sky Empire Fighter3 screens

Verdict

The call

The clearest difference is ads: Sky Empire Fighter at none against Parallel Earth's shown. Sky Empire Fighter also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Parallel Earth ships an update every 3 months, Sky Empire Fighter every 2 months. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
Parallel Earth versus Sky Empire Fighter: the parameters behind the verdict, then further details
ParameterParallel EarthSky Empire Fighter
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size185 MB174 MB
Age rating12+12+
DeveloperSui Fai LawAhmad Elhawary

In-app purchases

None

Parallel Earth

No in-app purchases

None

Sky Empire Fighter

No in-app purchases

Questions

Is Parallel Earth free?
Parallel Earth is free to download, with no in-app purchases.
Is Sky Empire Fighter free?
Sky Empire Fighter is free to download, with no in-app purchases.
Do Parallel Earth or Sky Empire Fighter have ads?
Parallel Earth shows ads; Sky Empire Fighter does not.
Which is updated more often, Parallel Earth or Sky Empire Fighter?
Parallel Earth ships an update every 3 months, and Sky Empire Fighter every 2 months. Most recently, Parallel Earth was updated on November 9, 2026 and Sky Empire Fighter on October 31, 2026.

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