Every plant has a perfect spot.
Stop guessing where your plants go. Plant Compass gives every plant the exact window or garden bed it will actually thrive in, so nothing ends up scorched, leggy, or sulking.
Pick the one that fits your life.
Same sun-smart engine, two ways in. New here? Start with Lite for a free, instant read on any window. Step up to Pro to place your real windows and garden beds on a satellite view of your home and read the sun at each.
Plant Compass Pro
Satellite map of your home. Exact sun hours for every window and garden bed. Every plant matched to its perfect spot.
- Place each window and garden bed on a satellite map of your home
- Real hours of direct sun per window and bed, summer to winter
- Placement ratings from perfect fit to too bright or too dim
- Identify plants by photo
- Per-plant watering reminders
- Syncs across all your devices
Free · 3 plants included · Unlimited at $2.99/mo or $19.99/yr (save 44%)
Get early accessPlant Compass Lite
Point your phone at any window. Instantly see which plants thrive, cope, or should be avoided in that direction.
- No mapping needed. Just your compass.
- Live sun path for the current time of day
- Thrive / Cope / Avoid ratings for every plant
- Works anywhere: nursery, garden, apartment hunting
- One-time unlock for unlimited plants
Free to try · One-time unlock for unlimited plants · No subscription
Get early access"Bright, indirect light" isn't a spot in your home.
Every plant tag says the same vague thing. Plant Compass turns it into a place: it runs the real sun for your windows and garden beds, so "the east sill" or "the bed by the fence" becomes the answer.
Two ways to read a room
Map your whole home from satellite in Pro, or point the Lite compass at any window. The same sun math runs under both.
Know what you're holding
Not sure what that plant is? Snap a photo, Plant Compass names it and files it with the light it actually needs.
Keep them alive after
Pro nudges you to water each plant on its own schedule, so nothing dries out or drowns once it's in the right window.
Track the sun, not your luck.
That gorgeous golden hour? We know exactly when it hits each window and bed, how long it lasts, and how it shifts from June to December, so you place plants for the season they struggle in, not just their best one.

Every plant, its perfect window.
Tell us what you've got and we rank your real windows and beds for each one: tomatoes to the sunniest bed, a sun-lover to the south sill, a fern to that dim corner. No more leggy, scorched, or sulking plants.

No map. Just point and read.
No address, no setup. Lite turns your phone into a sun-reading compass for any spot, indoors or out, then lights up every plant thrive, cope, or avoid for the direction you're facing.
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Point at any spot
Aim your phone at a window, balcony, or garden bed, or just pick a direction by hand.
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Lite reads the sun
It computes the sun's real path for your location and the time of year, from sunrise to sunset.
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See what thrives
Every plant lights up thrive, cope, or avoid for that direction, so you place it where it'll be happy.
Set up in under a minute.
No sensors, no logging the sun for weeks. Just your address and your plants.
Find your home
Search your address or drop a pin, and your home comes up on the satellite map.
Place windows and beds
Tap each window or garden bed on the satellite map. We calculate the sun hours for every season, right away.
Add your plants
Pick from the catalog or snap a photo to identify them. Build your collection in seconds.
Place them
Open any plant and tap a window. You'll see a full year-round light forecast before you commit.
Here's what you'll actually use.
A full satellite map of your home, with the real hours of direct sun rated at every window and garden bed.
Frequently asked
What's the difference between Pro and Lite?
Plant Compass Pro maps your actual home using satellite imagery, places your windows and garden beds on the map, and gives you exact hours of direct sun for each one: summer, equinox, and winter. Lite is a quick-check compass: just point your phone at a window or bed and instantly see which plants thrive, cope, or should be avoided in that direction. No mapping needed.
Does it work for outdoor plants and vegetables?
Yes. Add garden beds alongside your windows and Plant Compass rates where each plant will get enough sun, indoors or out. The catalog now covers vegetables, herbs, and fruit, not just houseplants, and flags the frost-tender ones.
Is Plant Compass free?
Both apps are free to download. Pro lets you add up to three plants at no cost; unlimited plants unlock at $2.99/month or $19.99/year. Lite is free with a one-time in-app purchase to unlock your full plant collection.
How accurate is the sun data?
We use astronomical solar-position math for your exact latitude and longitude, accounting for the season. In Pro you can also mark what's outside each window or bed (a tree, an overhang, a fence) so the estimate reflects your real surroundings.
Do you store my address?
Your home and plants stay on your device. In Pro, your data syncs to your private account so it follows you across devices. We never sell your data. See our Privacy Policy.
Be first in line.
Both apps are in final testing for iPhone. Join the early-access list and we'll email you the moment they go live, no spam, just one email.
Plant Compass Pro
The full mapping experience. Every window and bed, every season.
Coming soon to the App Store iPhone only · Free with optional subscriptionPlant Compass Lite
Quick compass ratings for any direction, anywhere.
Coming soon to the App Store iPhone only · Free with one-time unlockQuestions? We're here.
Stuck, confused, or have an idea to make Plant Compass better? Send us a note, we read every message. Or browse the FAQ for quick answers.