For labs & teams
Shared workspaces with member roles and invites, consistent measurements across operators, and organization-level export.
blueberry size grading from photos
Size every berry the same — no sampling bias.
Upload punnet photos → Spruce measures berry diameter in mm → review and export. QA grade from one photo.
Start measuring — freeFree to start. Sign in with Google or email. No card required.
How it works
- 01
What you do
Upload photos
Add photos from a phone, camera, or drive. Batches are welcome — no special rig required.
- 02
What Spruce does
Measure every image
Spruce measures each image with the same method, so results are comparable across operators and days.
- 03
What you get
Review & export
Inspect masks and measurements side by side, then export to CSV when you trust what you see.
For researchers, agronomists & students
Your own workspace and your own data. Start in minutes with the free tier — no installation, no special equipment.
Start measuring — freeSpruce is built by Petiole LTD, the team behind the petiole.pro plant-measurement tools used in research and agriculture.
- Your images and results stay yours — export them anytime.
- Sign in with Google or email. Nothing to install.
- Analytics run only with your consent.
Start getting consistent berry diameter numbers
Start measuring — freeSign in with Google or email → Set up your workspace → Upload your first photos
Free to start — sign in with Google or email, no card required. Your images and results stay yours.
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