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Two forestry & environment tools, side-by-side. See which fits your task.
Forestry & Environment
Reference for skidders: cable, grapple, and clambunk types with HP ratings.
Open SkidderForestry & Environment
Calculate stand density index from trees per acre and quadratic mean diameter.
Open Stand DensYour specific task is reference for skidders: cable, grapple, and clambunk types with hp ratings. Open the page, drop your input, get the result — typically under a second.
Your goal is calculate stand density index from trees per acre and quadratic mean diameter. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Skidder focuses on reference for skidders: cable, grapple, and clambunk types with hp ratings; Stand Dens focuses on calculate stand density index from trees per acre and quadratic mean diameter. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Skidder and Stand Dens work without signup. We only ask for an email if you decide to subscribe to a paid plan.