Everything runs in your browser: no data ever leaves your device. Enter your room measurements and get the right numbers.
TV size by viewing distance
Sofa-to-screen distance → the right inches for movies, TV and gaming.
Projector: screen size
Throw distance → inches you can get and lumens you need.
Soundbar by room size
Room size + ceiling → recommended channels and power.
Speaker placement
2.0 / 5.1 / 7.1.4 layout → placement, angles and distances.
Subwoofer by room size
Cubic meters → driver size and watts to reach deep bass.
OLED vs QD-OLED vs Mini-LED
Your room light and usage → the right panel for you.
Home theater by budget
Under 300 / 800 / 2000 € → real setups, not daydreams.
Streaming vs 4K Blu-ray
Real bitrates, costs, and when disc still wins.
TV size in cm
Any diagonal -> real footprint on the cabinet, wall clearance and doorway fit.
How much cable
Your room layout -> speaker-wire meters per run, right gauge, and HDMI lengths.
Disclaimer: no liability
The tools on this page provide indicative estimates based on geometric formulas and manufacturer-published data: they are a starting point for smarter buying, not professional advice, nor a guarantee of compatibility, performance or outcome. Real rooms are less tidy than math: room acoustics, material quality, production tolerances and firmware can change real-world results. No outcome obtained through these tools creates any liability for Home Cinema Lab: always double-check measurements and compatibility against the manufacturer’s official data, or consult a qualified installer, before buying.