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Two shipping & logistics tools, side-by-side. See which fits your task.
Shipping & Logistics
Estimate total luggage weight from individual item weights.
Open Pack WeightYour specific task is estimate jet lag recovery time from timezone difference. Open the page, drop your input, get the result — typically under a second.
Your goal is estimate total luggage weight from individual item weights. 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. Jet Lag focuses on estimate jet lag recovery time from timezone difference; Pack Weight focuses on estimate total luggage weight from individual item weights. 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 Jet Lag and Pack Weight work without signup. We only ask for an email if you decide to subscribe to a paid plan.