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Aviation
Calculate required climb gradient and rate from obstacle clearance needs.
Open Climb RateYour specific task is calculate fuel required for diversion to an alternate airport. Open the page, drop your input, get the result — typically under a second.
Your goal is calculate required climb gradient and rate from obstacle clearance needs. 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. Alt Fuel focuses on calculate fuel required for diversion to an alternate airport; Climb Rate focuses on calculate required climb gradient and rate from obstacle clearance needs. 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 Alt Fuel and Climb Rate work without signup. We only ask for an email if you decide to subscribe to a paid plan.