Free tools for Amazon sellers
Quick answers to questions sellers ask every week. No sign-up, nothing to install.
Amazon FBA fee calculator (2026)
The 2026 FBA fulfillment fee for your item: size tier, shipping weight, peak and non-peak rates and the 3.5% surcharge.
Open →Amazon FBA holiday peak fee calculator (2026)
What the October 15 - January 14 peak fulfillment fees and October-December storage add, per unit and for the season.
Open →Amazon FBA size tier calculator (2026)
Your package's size tier, dimensional and shipping weight, cubic feet, and what keeps it out of the next, cheaper tier.
Open →Amazon FBA storage fee calculator (2026)
What your stock costs at Amazon each month: storage fees by season, the utilization surcharge and aged inventory surcharges.
Open →Amazon storage utilization surcharge calculator
Your storage utilization ratio in weeks, the surcharge it adds to storage fees, and how much stock to cut to get under 22 weeks.
Open →Amazon FBA removal fee calculator (2026)
What removing or disposing of units costs, and what liquidating them would pay you instead.
Open →Amazon FBA profit calculator
Profit, margin, ROI and breakeven ACoS for one unit, after Amazon fees, landed cost, tariffs and ads.
Open →Amazon FBA landed cost calculator
Cost per unit at Amazon: supplier price, freight split by volume, duty, US customs fees, broker, prep and shipping to Amazon.
Open →Amazon max buy cost calculator
For wholesale and arbitrage: the most to pay a supplier per unit or case for the ROI you want, after the 2026 fees.
Open →Amazon FBA price calculator
The lowest price that leaves the margin you want after Amazon fees and ads, and your breakeven price.
Open →FBA vs FBM calculator
What one order costs through FBA (fee, storage, getting it there) against shipping it yourself, and the label price where they meet.
Open →Amazon FBA restock calculator
When to place your next order and how many units, your reorder point and safety stock, from your sales and lead time.
Open →Amazon coupon and deal calculator
Amazon's coupon and Lightning Deal fees, profit per unit at the discount, and the sales a day it needs to beat full price.
Open →Amazon ACoS calculator
ACoS, ROAS and TACoS, your breakeven and target ACoS, whether your ads made money, and the highest bid you can afford.
Open →FBA refund reimbursement checker
Upload your payment and returns reports: refunded units Amazon never paid for, inside its 60 to 120 day claim window.
Open →Amazon settlement report analyzer
Upload a payout's settlement report: sales, refunds, every fee, ads, reimbursements and reserves, and what each product brought in.
Open →Amazon search term report checker
Upload your search term report: the searches your ad groups bid against each other on, what to funnel to exact, wasted spend and new keywords.
Open →Amazon PPC budget calculator
The daily budget your campaigns need for the orders you want, the ACoS it brings, and whether each ad order makes money.
Open →Amazon PPC bid calculator
A keyword's next bid from its clicks, spend and sales and your target ACoS, one step at a time, and a new keyword's starting bid.
Open →Amazon PPC no impressions checker
Why a keyword isn't shown (featured offer, stock, negatives, budget or a low bid) and the bid to try that your margin can pay.
Open →Amazon placement bid calculator
The top of search, rest of search and product page increases that put every placement on the same ACoS, from your clicks and sales.
Open →Amazon referral fee calculator (seller commission)
The referral fee for your category and price, with the price bands and the $0.30 minimum: what Amazon keeps of every sale.
Open →Amazon inbound placement fee calculator
What minimal, partial and Amazon-optimized shipment splits cost per unit in 2026, for your size and weight.
Open →Amazon FBA inbound shipping cost calculator
Freight to Amazon on partnered-carrier billable weight, plus the placement fee and prep: what a shipment costs per unit.
Open →Amazon low-inventory-level fee checker
Whether a product pays the low-inventory-level fee, which band, and how much stock lifts it.
Open →Amazon returns processing fee checker
Whether your returns pass your category's threshold, and what each charged return costs in 2026.
Open →FBA shipment reconciliation checker
Units shipped, received and reimbursed: what Amazon owes you for a short shipment, and the deadline.
Open →Amazon payout date calculator (DD+7)
When an order's money becomes available under Amazon's delivery-date reserve, and when it reaches your bank.
Open →FBA reimbursement deadline calculator
When you can file a claim for a refunded, lost or damaged unit, and the last day Amazon accepts it.
Open →Sales tax economic nexus thresholds
Every state's sales and transaction thresholds, and whether your Amazon sales count toward them.
Open →How the fees work: read the guides, starting with Amazon's low-inventory-level fee.
Want these numbers for every order, automatically?
MyProfit pulls your orders, fees, settlements, returns and ad spend from Amazon every night and shows your real profit by product, day and payout. 30 days of everything free, then $19.99 a month, or keep the free plan: it finds the money Amazon still owes you and checks your FBA fees, for good.