The little tools that make work flow.
Fast, practical calculators for packaging, shipping, inventory and selling. No spreadsheets to fight with. No sign-up. Just accurate starting estimates, ready when you need them.
Choose a tool. Get it done.
Built for day-to-day decisions in small shops, fulfillment operations, warehouses, and online stores.
Thermal Label Roll Calculator
Estimate labels per roll, total printable length, and cost per label.
Open calculatorProducts Per Carton Calculator
Find the best simple rectangular orientation for packing units in a box.
Open calculatorShipping Dimensional Weight Calculator
Compare volumetric weight with actual mass before shipping.
Open calculatorCarton CBM & Freight Volume Calculator
Calculate shipment cubic meters, cubic feet and packing density.
Open calculatorPallet Layer & Case Count Calculator
Estimate cartons per layer, total layers and palletized case count.
Open calculatorInventory Reorder Point Calculator
Estimate reorder thresholds and suggested restock quantities.
Open calculatorMarketplace Seller Profit Calculator
Work out margin, payment fees, break-even price and target pricing.
Open calculator7 calculators available • More specialized tools are planned.
Less busywork. More clarity.
Fast answers
Instant calculations in your browser, with sensible defaults and clear units.
Explainable math
See how each estimate is calculated and when the results need verification.
Private by default
Calculator inputs are processed locally in your browser. No account or personal information required.
Make the next calculation easy.
Browse free tools for everyday business questions.