Convert course credit hours into weekly lecture contact hours, laboratory sessions, and recommended out-of-class study hours using the federal Carnegie Unit standard.
Essay Word Counter – Character, Syllable, Lexile & Academic Page Formatter
Count academic essay words, characters, sentences, paragraphs, average syllables per word, Lexile readability levels, and converted double-spaced printed pages.
Walmart Marketplace Fee Calculator | Free Online E-Commerce Calculator
Calculate Walmart Marketplace referral fees by product category, WFS fulfillment charges, and net seller margin.
Landed Cost Calculator | Free Online E-Commerce Calculator
Calculate true total landed cost per unit for imported inventory, factoring in factory FOB price, ocean/air freight, customs import duty, harbor fees, insurance, and drayage.
TikTok Shop Fee Calculator | Free Online E-Commerce Calculator
Calculate TikTok Shop marketplace referral fees, affiliate creator commissions, co-funded shipping, and net profit.
Stripe Fee Calculator | Free Online E-Commerce Calculator
Calculate Stripe domestic and international credit card processing fees, payout timing, and gross-up invoice pricing.
Shopify Fee Calculator | Free Online E-Commerce Calculator
Calculate Shopify subscription tier fees, credit card processing rates, third-party transaction fees, and plan break-even.
Shipping Margin Calculator – E-Commerce Fulfillment & Postage
Calculate e-commerce shipping profit margins, dimensional weight carrier rates, packaging materials, and the real cost of free shipping subsidies.
Sell-Through Rate Calculator | Free Online Inventory Calculator
Calculate inventory sell-through rate percentage, velocity per week/month, and stock-to-sales ratios.
Safety Stock Calculator | Free Online Inventory Calculator
Calculate optimal safety stock buffer inventory using standard deviation and normal distribution service levels.