Observed arrival · 2026-10-25
ShippingMath turns box dimensions into shipping costs
A browser-based shipping calculator for online sellers, with package comparisons, order-margin estimates, and batch CSV audits.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Online sellers comparing packaging and carrier costs
- Worth noticing
- Its batch audit accepts six CSV columns and says the data stays on the device; audited results can be downloaded.
Field notes
The single-package form lets users choose carrier-specific divisors, weight and dimension rounding, and a threshold for when dimensional weight applies. Optional cost inputs include product, packaging, label, and marketplace fees. For catalogue checks, the page specifies a six-column CSV format and says its contents are processed locally, with a download available for audited results.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
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