RoomLight Check
A consumer iOS app that lets homeowners and interior-design enthusiasts photograph a room corner and get a 'real vs render' reality check — flagging where their perceived dark corner is just an SSAO-style illusion and recommending paint, mirror, or layout tweaks that genuinely change light levels.
homeowners planning a paint color, remodel, or furniture rearrangement who keep noticing 'dark corners' they want to fix
- Room-corner photo analyzer that estimates real lux levels in different zones of a room using a phone camera and short multi-exposure capture
- SSAO-illusion detector that flags corners that look dark in a photo but are actually well-lit in reality (and vice versa) so the user doesn't paint over a non-problem
- Layout simulator that places virtual furniture and mirror positions into the captured photo to show predicted changes in light distribution before the user moves anything
- Side-by-side 'real corner' reference library of well-lit rooms with similar dimensions and window placement, curated from interior-design photos
The SSAO essay is technical, but its underlying insight — that our intuition about which corners are dark is often wrong — has a direct consumer application as homeowners try to fix lighting problems with paint and furniture and end up fighting shadows that aren't really there.
Real adjacent apps exist (SpaceScore: Room Light & Noise, Lux Light Meter) and interior-design software market is $5.4B with 10.3% CAGR, but no direct consumer search volume for 'dark corner reality check' – this is a sub-niche of a larger market.SpaceScore: Room Light & Noise - App Store ↗Interior Design Software Market Size Report, 2025-2030 ↗
Lux meters (Lux Light Meter for Mobile), 3D room planners (Room Planner LiDAR), and SonarRoom (acoustic reality-check) exist, but none combine a perceptual 'dark corner illusion' diagnostic with paint/mirror/layout recommendations.Lux Light Meter for Mobile - App Store ↗SonarRoom: New iPhone App Reveals the Hidden Acoustic Problems - PRWeb ↗
Renovation spend is $463B and interior-design apps market is growing at 10.3% CAGR, but consumer light-measurement apps tend to be free; willingness to pay is unproven for a perceptual 'illusion detector' versus an actionable paint-color visualizer.Interior Design Software Market Growth, Forecast | Industry Analysis [2030] ↗
Home renovation is structurally durable demand; lighting perception is a timeless concern, and AR-capable iPhones provide a stable, expanding install base.Best iPhone Apps for Interior Designers to Measure Rooms (2026) ↗
Feasible using ARKit room capture plus standard CV lux estimation – pattern proven by SonarRoom (3D acoustic mapping in <4 min) and Room Planner LiDAR; main effort is content/curated paint/mirror recommendation layer.SonarRoom: New iPhone App Reveals the Hidden Acoustic Problems - PRWeb ↗