Single-player games like Thunderflash
Below are 16 single-player Steam games similar to Thunderflash, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Thunderflash page.
Ranked picks
- 1

Hexapoda
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
After the last human war, gases were spread through the atmosphere making it unbreathable. The richest to fled to orbital colonies and the others took refuge underground. Get ready to fight giant Insects for the future of humanity !
- 2

Wings Of WW2
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action with Thunderflash.
Take to the skies in this action-packed WWII arcade flight combat game. Engage enemy fighters, complete critical missions, and fight for control of the battlefield.
- 3

Boing Bang Adventure
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Boing Bang Adventure is a 2D arcade game in the style of the classic arcade game "Pang" Face almost 50 levels, in 8 different world in single player or in local co-op!
- 4

Chicken Invaders 1
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Save Earth from an invasion of intergalactic chickens! Finger-blistering arcade shooting action for one or two players.
- 5

HUNTDOWN
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
In the mayhem-filled streets of the future where criminal gangs rule and cops fear to tread, only the bounty hunters can free the city from the corrupt fist of felony. Lay waste to the criminal underworld and make a killing in this hard boiled action comedy arcade shooter.
- 6

Donuts'n'Justice
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Donuts 'N' Justice is a fast-paced 2d horizontal shoot-'em-up wherein you take the role of one of two Super Cops in the 1980s to defend their city against gangs, violence and corruption.
- 7

Arcade Classics Anniversary Collection
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action with Thunderflash.
8 KONAMI arcade classics of the 80s, from Nemesis to TwinBee. Including bonus eBook packed with new information never before revealed to the public.
- 8

Pocky & Rocky Reshrined
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action with Thunderflash.
The original cute and hardcore shrine maiden shooter is now available on Steam! Completely new game, a sequel to the home original "Pocky&Rocky" (Super Nintendo Entertainment System)! The adventures of Pocky&Rocky begin once again.
- 9

Abduction Bit
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Abduction Bit is a NES-like arcade based on elements of some timeless classics from 80's (Bubble Bobble, Ice Climber, Mario Bros).
- 10

SEEP Universe
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Kick butt in this retro 2D action-platformer! SEEP Universe is an indie game for PC inspired by the 8-16 bit era!
- 11

Dragon Climax
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
A retro action martial arts game inspired by classics, like Kung Fu Master and Shinobi with modern elements!
- 12

Super BOO Quest
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Indie and Adventure with Thunderflash.
Super BOO Quest is a lighthearted game suitale for every kind of player, from casual to hardcore. It is a mix of arcade, puzzle, and stealth, to be played alone or with a friend. The game is presented with 16 bit-style graphics, as a tribute to Super Nintendo.
- 13

Katana Soul
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Play as the samurai Kan and fight in a dark, demon-infested Japan. Face this 100% arcade experience without any credits or saves: you can only rely on your skills with the katana.
- 14

Adventure Bit
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Jump, run, steal, fight, catch, and solve puzzles in this minimal-style adventure inspired by the golden age of the Japanese computer MSX!
- 15

Swords & Bones
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
Swords & Bones inherits the spirit of the great 16-bit classics from the 80s and 90s, enriching the game experience with modern mechanics! Undead hordes and demons await you in this epic adventure!
- 16

Roar of Revenge
Single-player alternative to Thunderflash — playable solo, no multiplayer required. Shares Action and Indie with Thunderflash.
A game that puts together Rastan's action with adventure elements inspired by Faxanadu. An old school tribute for every lover of 8-bit classics!