Supply Chain Calculators for Inventory Planning and Logistics Decisions

Instant tools for safety stock, EOQ, reorder point, and freight estimation, plus a supply chain glossary and acronym lookup.

Flagship Tool

Freight Mode Estimator

Compare shipping modes and make data-driven decisions. Get estimated costs, transit times, and recommendations based on your shipment parameters.

  • Cost comparison by mode
  • Transit time estimates
  • Cost vs speed tradeoff analysis
  • Inventory carrying cost impact
Ground Freight
$2,450
5-7 days
Ocean FreightRecommended
$1,200
21-28 days
Air Freight
$8,900
2-3 days

Calculator Categories

Browse tools by supply chain function

Inventory Planning

Optimize stock levels, reorder points, and order quantities to minimize costs while maintaining service levels.

3 calculators

Inventory Metrics

Track the KPIs that show how hard your inventory is working: turnover, days of supply, fill rate, carrying cost, and stock record accuracy.

4 calculators

Operations

Manage lead times, labor cost, inventory accuracy, business days, and timezone planning, the day-to-day operational math behind reliable execution.

6 calculators

Forecasting

Measure and improve demand forecast accuracy with industry-standard metrics like MAPE and forecast error, so planning rests on numbers instead of hunches.

2 calculators

Logistics

Calculate shipping costs, container charges, cost per mile, and compare freight options for optimal logistics decisions.

9 calculators

Finance & ROI

Build the business case: ROI, annual savings, payback period, currency conversion, and the cost trade-offs behind any supply chain investment decision.

2 calculators

Procurement & Sourcing

Evaluate and compare suppliers: weighted performance scorecards, grades and tier recommendations, and the cost of the order minimums suppliers impose.

2 calculators

Ecommerce & Fulfillment

Ecommerce economics: free-shipping thresholds, dropshipping margins, and subscription box fulfillment costs, so you can price and ship at a real profit.

3 calculators

Career

Career tools for supply chain professionals: salary benchmarks by job title, location, and experience level, grounded in real market and BLS wage data.

1 calculator

Calculator Comparison Mode

Run multiple calculators together with shared inputs. Perfect for complete inventory planning where Safety Stock automatically flows into Reorder Point calculations.

Learn Supply Chain Planning

Explore 281 supply chain terms explained in depth, from safety stock and EOQ to the bullwhip effect, plus a fast acronym lookup.