Spectrum Defense
Spectrum Defense - Steam Charts & Historical Stats
Use the seven colors of the spectrum in a classic tower defense, with a catch! Every run has randomized enemies, way-points and map layout. Explore historical player activity and pricing for Spectrum Defense. Player-count data was last observed Sep 29, 2026.
Spectrum Defense player count and price summary
- Current players
- Unavailable
- All-time peak
- 1
- 24-hour player change
- Unavailable
- Current US price
- Price unavailable
Player count last observed . Values marked unavailable are not estimated.
Media gallery 12 screenshots · 1 videos
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Activity Heatmap
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System Requirements
- OS: Windows 10 (64-bit) or Windows 11 (64-bit)
- Processor: AMD Ryzen 3 1200 / Intel Core i3-8100 (or equivalent)
- Memory: 4 GB RAM
- Graphics: AMD Radeon RX 460 / NVIDIA GeForce GTX 1050 (2GB VRAM)
- Storage: 2 GB available space
- OS: Windows 10 (64-bit) or Windows 11 (64-bit)
- Processor: AMD Ryzen 3 3100 / Intel Core i3-10100 (or equivalent 4-core, 8-thread processor)
- Memory: 8 GB RAM
- Graphics: AMD Radeon RX 560 / NVIDIA GeForce GTX 1050 Ti (with 4GB VRAM)
- Storage: 2 GB available space
Additional Information
Additional Information
Developer Analytics
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About This Game
Use the seven colors of the spectrum in a classic tower defense, with a catch! Every run has randomized enemies, way-points and map layout. Colors affect the towers' damage, based on the randomly generated Color Table. Upgrade your towers by equipping modules. Mix and match to defeat your enemies!
Detailed Description
Classic Tower Defense
Spectrum Defense is a classic tower defense, which utilizes all basic aspects of the tower defense genre;
Build towers, defend against waves of enemies, upgrade towers.
Randomness
Randomness is the main theme of the game. All of the mechanics in the game are affected by randomness.
In every run, the game will generate new layout, which includes:
Way-points (Paths).
Map props (trees, theme).
Color Interaction Table (For damage/bounty outputs).
Enemy stats/count (and other chances).
Modifiers' proc chances.
The configuration of a run can be saved and shared in the main menu.
Towers
There are multiple types of towers with different features. Some can shoot, some can only buff other towers, or de-buff enemies.
Upgrading is done via equipping "Modules". These modules can be stacked, but towers have limited module slots.
Color Interaction Table
Towers have base damage (for each tower type). The color interaction table defines the relationship between colors in terms of damage/bounty, and the cost of building.
The game utilizes the seven colors of the spectrum in such a way that each color has a value, which is then used to scale the damage output from towers and the bounty gained from destroying enemies. The relationship is defined by Source Color vs Target Color (e.g. Red Tower attacking Green Enemy). This results in each of the seven colors having one set of seven different percentages (scales) for damage output and another set of seven percentages for bounty gain.
The cost of building is also affected by the building color strength, whether it's a strong color (expensive), or a weak color (cheap).