Games like HELI 100
Games like HELI 100 include Sky Force Reloaded, BALL x PIT, Bit Blaster XL, Nex Machina, and LUFTRAUSERS. We matched them by the tags players give HELI 100 on Steam (Action, Arcade, Shooter, Bullet Hell, and Flight): closest matches first, and among equally close ones the better-known games.

Sky Force Reloaded
Shared: Arcade · Bullet Hell · Shoot 'Em Up

BALL x PIT
Shared: Action · Arcade · Bullet Hell

Bit Blaster XL
Shared: Bullet Hell · Shooter · Arcade

Nex Machina
Shared: Action · Arcade · Bullet Hell

LUFTRAUSERS
Shared: Arcade · Action · Bullet Hell

Project Wingman
Shared: Action · Flight · Arcade

Halo: Spartan Assault
Shared: Action · Shooter · Top-Down Shooter

Nova Drift
Shared: Arcade · Bullet Hell · Shoot 'Em Up

Planes, Bullets and Vodka
Shared: Action · Arcade · Bullet Hell

Ikaruga
Shared: Arcade · Bullet Hell · Action

Waves
Shared: Bullet Hell · Shooter · Arcade

Chippy
Shared: Bullet Hell · Arcade · Shoot 'Em Up

Brigador: Up-Armored Edition
Shared: Action · Twin Stick Shooter · Top-Down Shooter

The Ascent
Shared: Action · Top-Down Shooter · Shooter

Revolution Ace
Shared: Action · Shoot 'Em Up · Bullet Hell

Cleared Hot
Shared: Action · Flight · Top-Down Shooter

Assault Android Cactus+
Shared: Bullet Hell · Shooter · Shoot 'Em Up

ACE COMBAT™ 7: SKIES UNKNOWN
Shared: Arcade · Flight · Shooter

DoDonPachi Resurrection
Shared: Shooter · Bullet Hell · Arcade

ACE COMBAT 8: WINGS OF THEVE
Shared: Action · Shooter · Flight

UBERMOSH Vol.5
Shared: Action · Arcade · Bullet Hell

ZeroRanger
Shared: Action · Bullet Hell · Shoot 'Em Up

Sektori
Shared: Arcade · Shoot 'Em Up · Twin Stick Shooter

State of Anarchy: Master of Mayhem
Shared: Action · Bullet Hell · Top-Down Shooter