Tools for your first year
Three small calculators for the first-year jobs: get the first items listed, answer offers without guessing, and find the mistake that costs the most.
First listing sprint planner
Turn the first things you want to sell into dated photo and listing sessions, and see the day the last one goes live.
Example result Sessions: 4
Open the sprint plannereBay Best Offer calculator
The lowest offer you can accept and still keep your minimum profit, plus what to counter when an offer comes in under it.
Example result Lowest offer to accept: $25.68
Open the offer calculatorReselling leak audit
What your mistakes cost each month, which fix is worth the most, and the unlisted pile kept as its own separate number.
Example result Monthly leak: $120.00
Open the leak audit
The flip profit calculator answers what one sale leaves you. These three take that number into the next decisions. Start with how to start reselling if you haven't listed anything yet.
Disclosure The FlowLister team writes First Thousand Flips. FlowLister is our AI eBay listing tool: from your photos it writes the title, category, item specifics, a price from sold listings and the shipping, and it publishes to eBay through eBay's official Trading API, using eBay's own sign-in. It is AI, so it misses things. We built it, so read this as a disclosure, not a review. Nothing on this site needs it.