🛒 smart shopping calculator
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🛒 smart shopping calculator
Stop guessing — compare products by what actually matters.
FR
€ EUR
$ USD
£ GBP
CHF
¥ JPY
C$ CAD
A$ AUD
🌙 dark
🧻 toilet paper
💪 protein powder
+ add roll
💾 save session
↩ restore
✕ clear saved
By weight
By sheet count
By diameter
👋 By hand
your hand measurements
(set once, used for all rolls)
finger width (mm)
palm width (mm)
thumb length (mm)
Tip: measure your finger width and palm width with a ruler once. Defaults are average adult values.
add at least two rolls to compare
+ add powder
💾 save session
↩ restore
✕ clear saved
add at least two powders to compare