Free Tools

Free calculators for marketplace sellers

Profit, payout, withholding tax, desi, buybox… Base your sales decisions on data — no sign-up, completely free.

42 tools

Trendyol

Trendyol Profit Calculator (2026)

Enter price and cost; calculate true net profit after commission, shipping, service fee, 1% withholding tax, VAT and expected returns, free.

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Trendyol

Trendyol Commission Calculator (2026)

Enter the VAT-inclusive sale price and the rate in Seller Center; calculate the total commission deduction, invoice base and commission VAT without adding VAT twice.

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Hepsiburada

Hepsiburada Commission Calculator (2026)

Enter the sale price and your Merchant Center commission rate; correctly calculate the commission base, the 20% VAT added on top and the VAT-inclusive total deduction.

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Amazon

Amazon Commission Calculator (2026)

Enter the sale price and your Amazon referral fee; calculate the base, the 20% VAT added on top and the total Amazon deduction VAT included.

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n11

n11 Commission Calculator (2026)

Enter the sale price and your Seller Office commission rate; correctly calculate the commission base, 20% VAT and the VAT-inclusive total n11 deduction.

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Çiçeksepeti

Çiçeksepeti Commission Calculator (2026)

Enter the sale price and your Seller Panel commission rate; correctly calculate the commission base, 20% VAT and the VAT-inclusive total Çiçeksepeti deduction.

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PTT AVM

PTT AVM Commission Calculator (2026)

Enter the sale price and your Merchant Panel commission rate; correctly calculate the commission base, 20% VAT and the VAT-inclusive total PTT AVM deduction.

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idefix

idefix Commission Calculator (2026)

Enter the sale price and your Seller Panel commission rate; correctly calculate the commission base, 20% VAT and the VAT-inclusive total idefix deduction.

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Modanisa

Modanisa Commission Calculator (2026)

Enter the sale price and your Supplier Panel commission rate; correctly calculate the commission base, 20% VAT and the VAT-inclusive total Modanisa deduction.

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General

Marketplace Profit Comparison (2026)

Compare net profit after commission, withholding tax and cost side by side across 10 marketplaces for the same product; see how much you keep on each marketplace.

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Hepsiburada

Hepsiburada Profit Calculator (2026)

Enter price, cost and commission rate; calculate real net profit and margin after Hepsiburada commission (VAT included), shipping, 1% withholding tax and VAT payable.

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Amazon

Amazon FBA Profit Calculator (2026)

Enter price, cost, referral fee and FBA fee; calculate your real net profit and margin on Amazon after 1% withholding tax and VAT payable.

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n11

n11 Profit Calculator (2026)

Enter price, cost and commission rate; calculate real net profit and margin after n11 commission (VAT included), shipping, 1% withholding tax and VAT payable.

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Çiçeksepeti

Çiçeksepeti Profit Calculator (2026)

Enter price, cost and commission rate; calculate real net profit and margin after Çiçeksepeti commission (VAT included), shipping, 1% withholding tax and VAT payable.

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Trendyol

Trendyol Payout Calculator (2026)

Calculate the net payout you'll receive after commission, shipping, service fee and withholding tax are deducted from the sale amount, plus the estimated payment date.

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General

E-commerce Withholding Tax Calculator (1%)

Calculate the 1% e-commerce withholding tax in force in 2026 from the correct base (VAT excluded); see what will be deducted from your payout.

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Trendyol

Trendyol Buybox Simulator

Simulate your odds of winning the Buybox from your price, the competitor's price, your store score and delivery time; estimate the monthly profit cost of losing the Buybox.

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Trendyol

Trendyol Deduction Check & Dispute Guide

Pick the type of deduction on your payout; check whether it's normal or unfair, and get the dispute steps and a ready-to-send dispute text.

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General

Desi Calculator (2026)

Calculate desi (Trendyol's volumetric weight unit) with the width × length × height / 3000 formula; see your shipping cost with 2026 Trendyol contracted carrier prices.

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General

VAT Calculator (2026)

Calculate the VAT-excluded amount from a VAT-included price, or the included amount from an excluded price. With 2026 VAT rates for e-commerce and marketplace sales.

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General

Profit Margin Calculator

Calculate profit margin (%) and markup from cost and sale price; find the sale price for a target margin. Clear up the two concepts sellers confuse most.

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Trendyol

Trendyol Ads ROAS & Budget Calculator (2026)

Calculate ROAS, break-even ROAS and advertising's impact on net profit from ad spend and revenue. See whether your ads are profitable or loss-making.

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General

Trendyol Return Cost Calculator (2026)

Calculate the real cost of a single return with round-trip shipping and unsellable-product loss, plus your total monthly return loss; see what you'd gain if your return rate dropped 5 points.

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Trendyol

Trendyol Campaign Profit/Loss Simulator (2026)

Compare unit and total profit in the normal vs. campaign scenario, factoring in the campaign discount, commission, shipping and service fee; see the break-even discount rate where profit hits zero.

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Trendyol

Trendyol Shipping Comparison (2026)

Enter order value and desi; compare every carrier using the official full tariff or, when eligible, public secondary-source low-basket brackets, before and after VAT.

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General

Trendyol Profit Tracking Excel Template (2026)

An Excel template that computes net profit per order with ready formulas including commission, shipping, service fee, 1% withholding tax and returns. Monthly revenue/deduction/net-profit summary is automatic; no email required, download directly.

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Amazon

Amazon Profit Calculator (2026)

Enter price and cost; calculate your real net profit after Amazon commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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PTT AVM

PTT AVM Profit Calculator (2026)

Enter price and cost; calculate your real net profit after PTT AVM commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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idefix

idefix Profit Calculator (2026)

Enter price and cost; calculate your real net profit after idefix commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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Modanisa

Modanisa Profit Calculator (2026)

Enter price and cost; calculate your real net profit after Modanisa commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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Pazarama

Pazarama Commission Calculator (2026)

Calculate Pazarama commission with the base + 20% VAT model; see category reference rates and the effective deduction from your sale. Exact rate from the panel.

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Pazarama

Pazarama Profit Calculator (2026)

Enter price and cost; calculate your real net profit after Pazarama commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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Akinon

Akinon Commission Calculator (2026)

For Akinon-powered stores like Koçtaş, Teknosa, Boyner and LC Waikiki, enter the sale price and commission rate; calculate the base, the 20% VAT added on top and the total deduction. Rates vary by store — enter your own.

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Akinon

Akinon Profit Calculator (2026)

For Akinon-powered stores like Koçtaş, Teknosa, Boyner and LC Waikiki, enter price and cost; calculate your real net profit after commission (base + 20% VAT), shipping, 1% withholding tax and VAT payable — free.

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General

Minimum Sale Price (Floor) Calculator (2026)

Enter cost, commission, shipping and your target minimum profit; calculate the lowest sale price you can go to without a loss (your floor) and the break-even price. Perfect for setting a repricing floor.

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Hepsiburada

Hepsiburada Buybox Simulator (2026)

Enter your price, delivery time and seller rating; simulate your Buybox-win probability on Hepsiburada and your profit at that price. The model is heuristic — the official algorithm is undisclosed.

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Amazon

Amazon FBA vs FBM Comparison (2026)

Put the same product side by side under Amazon FBA (Amazon stores & ships) and FBM (you ship); compare net profit after FBA fees, storage and your own shipping.

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General

Break-Even Point Calculator

Enter fixed costs, sale price and variable cost per unit; find the units and revenue needed to move from loss to profit. Essential for new product and campaign decisions.

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General

Product Cost (COGS) Calculator

Add purchase price, freight, packaging, customs/tax and labor; find the true unit cost (COGS). Feed accurate cost into profit calculations, not a guess.

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General

Ad ACoS & ROAS Calculator

Enter ad spend, ad revenue and profit margin; compute ACoS, ROAS and break-even ACoS. See whether your Amazon/Trendyol ads are profitable or loss-making.

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General

Inventory Turnover Calculator

Enter cost of goods sold and average inventory value; compute inventory turnover and days inventory outstanding (DIO). Spot cash lock-up and dead stock early.

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General

Campaign & Discount Calculator

Enter list price, discount rate, cost and commission; see the discounted price, new margin and whether it drops below break-even. Check before joining a campaign.

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Stop calculating — let Verimle track it automatically

Verimle does what these tools do automatically on every sale: real net profit, payout reconciliation, buybox tracking and unfair-deduction detection — all in one panel.

Free Marketplace Seller Tools | Verimle