Tools for people selling onlineWorks with eBay

14 match your filters — 14 of them answered our check today.

Watching this group for 20 days · how we check

This week4 new arrivals

Free fee and profit calculators for Amazon, eBay, and Etsy sellers to check margins before sourcing, pricing, or listing a product.

Free
What to know
How it works
24 calculators for FBA fees, eBay/Etsy fees, shipping, landed cost, margins, ROAS, dimensional weight.
Pricing
Free, no signup.

Watched for 2 days · last checked 1d ago

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Generates marketplace listings from photos and cross-lists them to 7 platforms like eBay, Etsy, and Poshmark at once.

Domain registered 13 months ago

Free
What to know
How it works
AI-generated listings from product photos, posted across eBay, Etsy, Poshmark, Mercari, Depop, Facebook, Whatnot
Pricing
50 free live listings, no credit card

Watched for 6 days · last checked today

Details →

Takes a photo of an item and gives resellers an AI-estimated resale value plus a ready-to-post listing for eBay, Facebook Marketplace, Vinted, or Depop.

What to know
How it works
AI identifies the item, estimates value from marketplace data, and generates listing title/description.
Best for
Resellers, thrift shoppers, and collectors pricing items to sell online.

Watched for 6 days · last checked 5d ago

Details →

AI tool that generates and enhances product photos and videos for Amazon, eBay, AliExpress, and Etsy listings.

Free
What to know
How it works
Uses AI to enhance product images and generate video for listings on Amazon, eBay, AliExpress, and Etsy.
Pricing
Free.
Best for
E-commerce sellers on those marketplaces.

Watched for 8 days · last checked 6d ago

Details →

A Chrome extension that auto-writes titles and descriptions for resale listings on Vinted, Depop, eBay, Etsy and Poshmark from item details you provide. Free, aimed at resellers doing high listing volume.

Free
What to know
How it works
A Chrome extension where you add item details, click once, and get a title and description ready to post for resale listings on Vinted, Depop, eBay, Etsy, or Poshmark.
Pricing
Free.
Best for
Resellers doing high volumes of listings who want to cut the time per listing from minutes to seconds.

Watched for 13 days · last checked 7d ago

Details →

AI co-pilot for thrift resellers that scans an item and gives an instant eBay price verdict plus an auto-generated listing.

What to know
How it works
Snap a photo of an item to get instant eBay market prices, a clear buy/skip verdict, and an auto-generated eBay listing ready to post.
Pricing
Scan packs from $0.99; Pro subscription $9.99/month.
Best for
Thrift store flippers and garage sale hunters wanting data-backed resale decisions.

Watched for 10 days · last checked 7d ago

Details →

Calculates a seller's real ecommerce profit after marketplace fees, ad spend, and shipping costs, instead of estimating margins from gross revenue alone.

Free
What to know
How it works
Computes true profit per sale by factoring in fees, advertising costs, and shipping.
Best for
Online sellers who want accurate net margins instead of guesswork.

Watched for 15 days · last checked 2d ago

Details →

Slayva

Live

A paid recovery service for eBay account suspensions and TikTok Shop management, run by a team offering free audits — not self-serve software.

What to know
How it works
A team-run service that handles eBay account suspension recovery and TikTok Shop management on behalf of sellers, starting with a free 30-minute audit.
What's different
Reports a 95% reinstatement rate and experience managing over $2M in accounts, positioning it as a specialist recovery service rather than self-serve software.
Best for
E-commerce sellers with a suspended eBay account or who need TikTok Shop management handled for them.
Watch out
Reinstatement rate and account-management figures are the vendor's own claims and are not independently verified.

Watched for 15 days · last checked 2d ago

Details →

An AI SEO tool that formats product listings to each marketplace's specific rules for sellers on Etsy, Amazon, eBay, Shopify, and Redbubble.

What to know
How it works
Automatically applies each marketplace's specific SEO format (e.g., Etsy's 140-character titles and 13 tags, Amazon's 200-character titles and backend search terms).

Watched for 5 days · last checked 4d ago

Details →

Free calculators and planning tools for sellers on Etsy, eBay, Amazon, Shopify, Mercari, Poshmark and Facebook Marketplace, a general multi-marketplace toolkit rather than a Shopify-specific one.

Domain registered 2 months ago

Free
What to know
How it works
A collection of free calculators and planning tools for marketplace sellers, currently covering Etsy, eBay, Amazon, Shopify, Mercari, Poshmark and Facebook Marketplace.
Pricing
Free.
Best for
Sellers managing business operations and financial planning across multiple marketplaces.

Watched for 10 days · last checked 10d ago

Details →

Free calculators that show your true net profit after marketplace fees, fulfillment, shipping, ads, tax and returns, across Amazon, Etsy, eBay, Shopify, Walmart, TikTok Shop and 20+ other marketplaces. Built for marketplace sellers, not logistics companies.

Domain registered 1 month ago

FreeNo sign-up
What to know
How it works
Free calculators compute your real net profit after marketplace fees, fulfillment, shipping, ad cost, tax reserve and returns, across Amazon, Etsy, eBay, Shopify, Walmart, TikTok Shop and 20+ marketplaces in 20 countries.
Pricing
Free, no signup; calculators can also be embedded on your own site for free.
Best for
Marketplace sellers who want to know their true profit margin after all platform fees, rather than logistics companies.

Watched for 13 days · last checked 10d ago

Details →

AI swaps outfits onto a model in your product photos so online sellers on Depop, Poshmark, eBay or Shopify can skip real photoshoots — free, no account needed.

Domain registered 2 months ago

FreeNo sign-up
What to know
How it works
Swaps your product photo's clothing onto a realistic AI model in seconds, replacing a photoshoot.
What's different
No signup or credit card required to use it.
Pricing
Free.
Best for
Online sellers on Depop, Poshmark, eBay, or Shopify who need product photos without a shoot.

Watched for 14 days · last checked 2d ago

Details →

Pulls product data from your Shopify or WooCommerce store and auto-rewrites listings for a dozen-plus European marketplaces like Amazon, eBay, and Allegro, aimed at European online sellers.

What to know
How it works
Pulls product data from a Shopify or WooCommerce store and uses AI to rewrite and list it across more than 12 European marketplaces, including Allegro, Amazon, eBay and Kaufland.
Best for
European online sellers listing the same catalog across multiple regional marketplaces.

Watched for 18 days · last checked 11d ago

Details →

Tracks profit on items bought at car boot sales or similar and resold elsewhere, such as on eBay.

What to know
How it works
Lets you log purchase and resale prices to calculate reselling profit.

Watched for 17 days · last checked today

Details →