Games like PANDARA
Games like PANDARA include Revolution Ace, LUFTRAUSERS, Bit Blaster XL, ZeroRanger, and Nova Drift. We matched them by the tags players give PANDARA on Steam (Action, Indie, Shooter, Shoot 'Em Up, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Revolution Ace
Shared: Action · Indie · Shoot 'Em Up

LUFTRAUSERS
Shared: Indie · Action · Bullet Hell

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Shooter

ZeroRanger
Shared: Indie · Shoot 'Em Up · Action

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

Touhou Kouryudou ~ Unconnected Marketeers.
Shared: Action · Shoot 'Em Up · Bullet Hell

DRAINUS
Shared: Action · Indie · Shoot 'Em Up

Touhou Juuouen 〜 Unfinished Dream of All Living Ghost.
Shared: Action · Shoot 'Em Up · Shooter

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Shoot 'Em Up · Bullet Hell · Action

KovaaK's
Shared: Action · Shooter · Indie

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

My Friend Pedro
Shared: Action · Indie · Shooter

Star Saviors
Shared: Action · Shoot 'Em Up · Indie

Star of Providence
Shared: Indie · Bullet Hell · Shoot 'Em Up

Touhou Kinjoukyou ~ Fossilized Wonders.
Shared: Action · Shooter · Shoot 'Em Up

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Bullet Hell

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

Jets'n'Guns 2
Shared: Action · Indie · Shoot 'Em Up

BLUE REVOLVER
Shared: Indie · Action · Shoot 'Em Up

Bright Memory: Infinite
Shared: Action · Indie · Shooter

Sine Mora
Shared: Indie · Action · Shoot 'Em Up

Beat Hazard
Shared: Shoot 'Em Up · Bullet Hell · Indie

Nex Machina
Shared: Action · Bullet Hell · Indie

BALL x PIT
Shared: Action · Bullet Hell · Shoot 'Em Up