Signal Decay

Signal Decay cover art -47%
Genres
Action, Adventure, Indie, Strategy, Early Access
Released
19 Sep, 2019
Developer
Nela System
Publisher
Nela System, Gamirror Games

Where will you play?

Key or account?

Key: a code you redeem on your own account. Account: login details for a ready-made account that already has the game.

3 stores compared

  1. KinguinBest priceAccount · Global -47% $7.37 $13.99 Get Deal
  2. G2AAccount · Global -29% $9.88 $13.99 Get Deal
  3. Steam $13.99 Get Deal

Signal Decay price history

£10.59 today90-day low £10.59 (27 Oct 2026)Lowest recorded £10.5990-day average £10.59

£10.49£10.59£10.69 26 Oct 2026Today £10.49£10.59£10.69 26 Oct 2026Today

Today's price is the lowest we've seen in the last 90 days. Cheapest UK-working PC key across the stores we compare, any edition; tracked since 26 Oct 2026.

About this game

Signal Decay is a unique stealth roguelike with up to 3 players online or local co-op. On a future alternative Earth, you are a quiet assassin called upon by a mysterious signal to take up arms to assault enemy bases and become the last hope to save humanity from mind manipulation by the Broadcasters.

Features

• Intense roguelike adventure with procedurally generated mission and permanent death.

• Sneak, assassin, lure, and set traps in this highly tactical stealth system.

• Online or local teamwork for up to 3 players.

• A solo mode with a powerful special ability. Make every action count.

• Friends to the Rescue: A second chance to continue a failed mission by inviting friends to join your game.

• Weapon Upgrades: Large cache of shotguns, tasers, mines, and various special abilities.

• Global Strategy System: Piloting a secret command center in the sky to race across the globe, conduct tech research, reach the next mission in the nick of time.

• Daily Challenge & Global Leaderboard: Put your highscore up against those of all fellow assassins.

Gameplay

Cooperative Stealth

Hide your presence and watch each other's backs under ever-increasing alert levels. Explore the bases, collecting resources, and search for the Broadcaster to destroy it.

Unique Combat

Stay low, execute enemies from behind, and hide the bodies. Each enemy is alert and reactive, so be sharp. Get to a tactical position, use the right weapon or ability to deal with various threats, and cover for one another.

Global Strategy

Pilot an invisible airship across a real-time world and race to your next mission under ever rising enemy awareness. Choose your missions strategically to destroy all machines scattered around the world before all enemy forces are upon you.

Weapons & Gadgets

Highly situational and tactical combat. Shotguns to blast shieldless enemies in close quarters, tasers to stun humans and only humans. Each weapon and gadget has its unique role. Choose your weapons and abilities strategically to ensure that your next mission does not end in death or capture.

Resource Management

Collecting ore shards during missions to unlock and craft upgrades and equipment. Carry out bonus missions, and you will acquire extra resource and technology boost.

Trailer

Screenshots

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Screenshot
Use the ← → keys

PC system requirements

Minimum

OS *
Windows 7 or later
Processor
2 GHz Processor
Memory
2 GB RAM
DirectX
Version 9.0
Storage
1024 MB available space

Signal Decay prices: questions & answers

What is the cheapest Signal Decay price for PC?

The cheapest Signal Decay PC key right now is £10.59 at Steam. We compare 3 offers from 3 stores for PC, and prices update at least twice a day. Game accounts start from £5.52.

Cheapest price today: £5.52 at Kinguin (47% off, usually £10.59). We compare 3 stores for Signal Decay, and prices update at least twice a day. Prices can change; the store's checkout price is final. Platform and region details come from each store's listing; the store's product page is final. Zemly may earn a commission if you buy through links on this site, at no extra cost to you (affiliate disclosure).