What is Black Screen?
Need a black screen for screen testing or studying? Blackscreen.onl is a free tool that instantly works with zero distractions on any device.
Problem
Users currently use apps or physical methods to test screens or study, which can be distracting, complex, or device-limited
Solution
A web-based tool allowing users to instantly display a full-screen black background without setup, ads, or compatibility issues
Customers
Tech professionals, students, and presenters needing distraction-free screen testing or study environments
Unique Features
Zero-installation, universal device compatibility, minimalist interface, always free
User Comments
Solves screen calibration instantly
Perfect for focused study sessions
Works seamlessly on all devices
No ads or unnecessary features
Essential for presentations
Traction
Launched on ProductHunt in 2023
Free service with undisclosed user count
Integrated into multiple device testing workflows
Market Size
Global display calibration tools market projected to reach $500M+ by 2025
