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Two weather & environment tools, side-by-side. See which fits your task.
Weather & Environment
Calculate water collected from rainfall amount and catchment area.
Open RainfallWeather & Environment
Convert visibility between meters, miles, nautical miles, and feet with fog categories.
Open VisibilityYour specific task is calculate water collected from rainfall amount and catchment area. Open the page, drop your input, get the result — typically under a second.
Your goal is convert visibility between meters, miles, nautical miles, and feet with fog categories. 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. Rainfall focuses on calculate water collected from rainfall amount and catchment area; Visibility focuses on convert visibility between meters, miles, nautical miles, and feet with fog categories. 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 Rainfall and Visibility work without signup. We only ask for an email if you decide to subscribe to a paid plan.