Log Weight Pro

Accurate green log weight estimates for arborists, crane operators, and forestry professionals. Trusted by tree service crews since 2018.

Log Weight Pro calculates estimated green log weight using industry-standard formulas. Simply select the tree species, measure the log diameter and length, and get an instant weight estimate.

FEATURES:

- 161 North American tree species with green density data

- Smalian's formula for quick field estimates

- Newton's formula for tapered logs with midpoint circumference

- Separate measurements for large end, small end, and midpoint

- Imperial and metric measurement modes

- Works offline — no cellular signal needed

- Job tracking with GPS location tagging and notes

- Cloud backup and sync across devices

- Custom tree species calibration (Pro)

Estimated log weights are based on data provided by the U.S. Forest Service. Weights are estimates only. Actual log weights may vary.