✦ FREE RESELLER TOOLS

Make smarter reseller moves.

Use Night Vault's free calculators to check deals, estimate profit, and figure out how many sales you need to hit your goal.

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💰 Profit Calculator

Calculate your profit, margin & ROI

Cost per item ($) Sale price per item ($) Quantity sold Marketplace fee (%) Shipping per item ($) Other costs per item ($)

Total revenue$0.00

Total costs$0.00

Total profit$0.00

Profit per item$0.00

Profit margin0.00%

ROI0.00%

🧮 Is This Deal Worth It?

Quickly check a potential buy

Enter what you pay and what you realistically expect to sell it for. Night Vault will estimate your profit and tell you whether the deal looks strong.

Buy price ($) Expected sale price ($) Marketplace fee (%) Shipping + other costs ($)

Estimated profit$0.00

ROI0.00%

Profit margin0.00%

Enter your numbers to check the deal.

🎯 Profit Goal Maker

Turn a monthly goal into a sales target

See how many items you need to sell to reach your profit goal based on your average profit per item.

Profit goal ($) Average profit per item ($) Items already sold Profit already earned ($)

Profit remaining$1,000.00

More items needed40

Items total for goal40