☀️ Precision Solar Physics for Houseplants

Find the Perfect Sunlight Spot for Every Plant.

No more guessing if your window has "bright indirect light". SunSpot calculates your window's exact direct sun hours, daylight curve, and seasonal shifts 365 days a year.

🍏 Download on App Store Try Live Window Demo ↓

🔒 100% Private (Zero Tracking)

🛰️ NOAA Solar Algorithm

☁️ Apple iCloud Sync

LIVING ROOM

South Window

182° S

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6.2 hrs

Direct Daily Sunlight

Light Tier

Bright Direct

Match Score

98% Fit

Interactive Preview

How Much Light Does Your Window Actually Get?

Select a window orientation below to see how SunSpot models astronomical sunlight hours and selects ideal houseplant species.

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South-Facing

180° Azimuth

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East-Facing

90° Azimuth

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West-Facing

270° Azimuth

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North-Facing

0° Azimuth

Direct Sun Window Direct Sun / Bright

5.5 – 7.5 hrs

Average Daily Direct Sun Exposure

Daylight Solar Intensity Curve 10:30 AM – 4:45 PM

🌿 Ideal Houseplants for this Window

Bird of Paradise

Strelitzia reginae

Direct Sun (4-6h)

Olive Tree

Olea europaea

Direct Sun (6h+)

Aloe Vera

Aloe barbadensis

Direct Sun (4h+)

Engineered for Botanists & Plant Lovers

Built with Precision Science, Not Guesswork

Every houseplant species has unique light and direct sun thresholds. SunSpot gives you exact clarity.

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NOAA Solar Geometry

Calculates true planetary azimuth, declination, and solar altitude based on your exact coordinates for every single day of the year.

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AR Camera Lux Meter

Measures instant ambient light and grow light PAR in real-time. Calibrates indoor shadows and glass tinting with precision.

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Botanical AI Recognition

Snap a picture to identify any plant species, auto-populating scientific taxonomy, direct sun tolerances, and watering intervals.

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"Sun Shift" 4-Season Advisor

Sun angles change dramatically between summer and winter. SunSpot alerts you when to relocate plants before low-light or leaf scorch occurs.

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ASPCA Pet Safety Badges

Instantly filter for non-toxic, pet-safe houseplants (Calatheas, Ferns, Palms, Peperomia) to protect your cats and dogs.

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Zero Tracking & iCloud Sync

Zero third-party analytics or ads. All your custom windows and botanical care journals sync privately via encrypted Apple iCloud.

Plant Database

Explore 85+ Houseplant Light Tolerances

Search any plant to view scientific light categories and ASPCA toxicology data verified by horticulturalists.

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Frequently Asked Questions

Everything You Need to Know

How does SunSpot calculate sunlight through my window? +

Why are direct sunlight hours better than theoretical intensity percentages? +

Can I measure grow lights or dark indoor shelves? +

Is my data private? +