Comparison

Helix Protocol vs 4L13N

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

Head to head
About

Helix Protocol

Read full description

When humanity faced the threat of an alien invasion, Earth’s last line of defense was activated — the Helix Protocol. - The Immortal Warrior - You are a clone, reborn after every death through advanced consciousness and memory replication. Each defeat makes you stronger. - Progress Through Experience - The system analyzes your performance and rewards you with credits. Use them to upgrade your ship and unlock its full potential. Tactical Energy Management: Redirect power between shields, weapons, and engines to adapt to the evolving threats in battle. - Ship Customization - Tune your ship to match your playstyle and gain a strategic advantage. - Global Pilot Rankings - Compete with other players on the leaderboard that reflects your achievements in combat. Helix Protocol is more than survival. It’s a journey of evolution, relentless improvement, and resistance. Prove you’re not just a survivor — turn every defeat into experience, and every victory into a new era in the war for Earth’s future.

About

4L13N

Defend Earth from an alien invasion in this arcade-style ship-shooter. Upgrade your weapons and shooting rate to vaporize the extraterrestrial swarm. Your decisions will shape the future of the planet.

Highlights
  • Arcade-style gameplay
  • Alien invasion defense
  • Ship-shooter action
  • Weapon upgrade system
  • Decision-based upgrades
Features
Read full description

Earth is being invaded by a swarm of green aliens! Can you fend off the aliens one level at a time and stop them at the source? Unlock upgrades along the way, and make the decision to upgrade to a bigger shot, or a faster shooting rate. Why not upgrade both and vaporize all the aliens on the screen? Only you can decide the future of Earth in this arcade style ship-shooter game!

Screenshots

Helix Protocol4 screens
4L13N4 screens

Verdict

The call

The clearest difference is price: Helix Protocol at Free against 4L13N's $0.99. Helix Protocol also leads on iOS requirement (16.0 vs 18.4). 4L13N's advantage is in-app purchases (none vs 7) and ads (none vs shown). On 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

Helix Protocol is free to download; 4L13N costs $0.99 up front. Helix Protocol sells 7 one-off in-app purchases. 4L13N asks for nothing beyond the download.

Scorecard4 real differences · 6 level
Helix Protocol versus 4L13N: the parameters behind the verdict, then further details
ParameterHelix Protocol4L13N
PriceFree — better$0.99
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
Monetization—Paid
DevicesiPhoneiPhone
Requires iOS16.0 — better18.4
Further details — not scored
Size45 MB569 MB
Age rating9+4+
DeveloperOleksii PoliakovHarrison Lacy

In-app purchases

7 purchases

Helix Protocol

One-time7
  • 50K Credits$2.99
  • 125K Credits$5.99
  • 175K Credits$8.99
Show 4 more
  • 250K Credits$12.99
  • 500K Credits$19.99
  • 750K Credits$24.99
  • 1M Credits$29.99
None

4L13N

No in-app purchases

Questions

Is Helix Protocol free?
Helix Protocol is free to download, with in-app purchases available.
Is 4L13N free?
4L13N costs $0.99, with no in-app purchases.
Do Helix Protocol or 4L13N have ads?
Helix Protocol shows ads; 4L13N does not.

Other comparisons