Sign in to see your bottles from any device — phone, laptop, wherever you are.
or
Your bottles are private to your account and stored securely — nobody else can see them.
or
No account needed — bottles are saved only on this device and won't sync anywhere else.
Weigh it, don't guess
Gas Gauge
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Put a bottle on the kitchen scale, type in the number, and see what's actually left —
based on the bottle's empty weight and its full weight, not a shake test. Synced to your
account, so it's the same list on every device.
You're using guest mode — bottles are saved only on this device and won't follow you
anywhere else.
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Pick a bottle and weigh it
Weigh it with the cap on — same as your empty and full weights below.
Your bottles
No bottles saved yet. Add one with its empty (tare) weight and its full weight — both are usually
printed on the canister, or weigh it yourself once when it's brand new / properly empty.