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Photography
Focal length and sensor to max exposure for sharp stars using 500 and NPF rules.
Open Star TrailPhotography
Check if a tripod can support your camera and lens combination weight.
Open Tripod WtYour specific task is focal length and sensor to max exposure for sharp stars using 500 and npf rules. Open the page, drop your input, get the result — typically under a second.
Your goal is check if a tripod can support your camera and lens combination weight. 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. Star Trail focuses on focal length and sensor to max exposure for sharp stars using 500 and npf rules; Tripod Wt focuses on check if a tripod can support your camera and lens combination weight. 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 Star Trail and Tripod Wt work without signup. We only ask for an email if you decide to subscribe to a paid plan.