Thunder Tier One

Top-down tactical shooter with customizable gear and squad commands

KRAFTON, Inc. · Released Dec 7, 2021

Reviews: Mostly Positive; 71% of 6,168
Recent reviews: Mostly Positive; 70% of 41 in 30 days
Players: 40; daily peak, Nov 7, 2026
Steam Deck: Unsupported
Last update on Steam: 1 year ago; May 14, 2025
Minimum PC: GeForce GTX 950; 8 GB RAM · 20 GB disk; Full requirements

What is Thunder Tier One?

Set in 1990s Eastern Europe, this free-to-play top-down tactical shooter follows a special operations squad pursuing a terrorist organization after attacks on civilians. Across nine campaign missions, you choose weapons and equipment, fight through operations, and command AI teammates solo or coordinate with up to three other players in co-op.

For you if...

+you like planning your approach to tactical firefights
+you enjoy choosing weapons and gear for your squad
+you want to play solo or cooperate with friends

Not for you if...

−you want quick firefights without managing squad movements
−you prefer a first-person view to overhead combat
−you want open-world exploration instead of separate missions

What players say

71% of 6,168 reviews are positive · 70% of 41 in the last 30 days

Players praise the tactical combat, loadout choices, and co-op, particularly now that the game is free. Common complaints include unreliable squad AI, awkward camera controls, a short campaign, and difficulty finding public matches. Several players also say the game no longer receives updates.

Players over time

▼ -64% vs a month ago

Players online on Steam, one sample a day.

Highest since Sep 2026: 186 players on Sep 29, 2026.

Show the data

Day	Players
Nov 7, 2026	40
Nov 6, 2026	37
Nov 5, 2026	16
Nov 4, 2026	14
Nov 3, 2026	14
Nov 2, 2026	18
Nov 1, 2026	51
Oct 31, 2026	48
Oct 30, 2026	27
Oct 29, 2026	12
Oct 28, 2026	21
Oct 27, 2026	27
Oct 26, 2026	49
Oct 25, 2026	46
Oct 24, 2026	45
Oct 23, 2026	25
Oct 22, 2026	21
Oct 21, 2026	31
Oct 20, 2026	42
Oct 18, 2026	41
Oct 17, 2026	33
Oct 16, 2026	31
Oct 15, 2026	32
Oct 14, 2026	18
Oct 13, 2026	24
Oct 11, 2026	30
Oct 10, 2026	44
Oct 9, 2026	31
Oct 8, 2026	27
Oct 7, 2026	26
Oct 6, 2026	39
Oct 4, 2026	125
Oct 3, 2026	109
Oct 2, 2026	89
Oct 1, 2026	120
Sep 30, 2026	116
Sep 29, 2026	186
Sep 27, 2026	79
Sep 26, 2026	87
Sep 25, 2026	78
Sep 24, 2026	69
Sep 23, 2026	41
Sep 23, 2026	27
Sep 22, 2026	17
Sep 21, 2026	22

How many players finish Thunder Tier One?

2.2% of Steam players have unlocked «Ladies and gentlemen, we got him!», the achievement for finishing the main story.

Share of everyone who owns the game on Steam, including those who barely played it. Updated weekly.

Screenshots and trailer

Thunder Tier One system requirements

Minimum: GeForce GTX 950, 8 GB RAM, 20 GB of disk space.

As published by the developer.

Can my PC run Thunder Tier One?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS: Windows 7 64-bit
Processor: Intel Core i5 3.3 GHz
Graphics: NVIDIA GeForce GTX 950
Memory: 8 GB RAM
Storage: 20 GB available space
DirectX: Version 11

Does Thunder Tier One have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Thunder Tier One run on Steam Deck?

Unsupported No: Valve rates it Unsupported on Steam Deck.

Not supported on SteamOS

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 36
Steam features: Workshop, Cloud saves, Family Sharing
Languages: Full audio: English. Text only: Russian, German, Simplified Chinese, Korean, Traditional Chinese.

Does Thunder Tier One use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam