Apps & tools compared
Two different jobs get mixed up constantly: where you sell, and how you figure out what to charge. These guides keep them separate — an even-handed look at the marketplaces, and at the research tools that tell you what something is worth before you list it.
Best reselling apps in 2026
An honest comparison of where to sell — eBay, Facebook Marketplace, Mercari, Poshmark, Depop, Whatnot, OfferUp — plus the research tools that tell you what to charge before you list.
Read the guide →eBay vs Mercari vs Poshmark: which to sell on
A decision guide by item type: which of the big three actually fits electronics, everyday goods, and fashion — and why the answer changes with what you have.
Read the guide →Best apps to find out what something is worth
The tools that answer "what is this worth" before you list: sold-comp lookups, Google Lens for ID, and Price×Point for a real number. What each is good at, honestly.
Read the guide →Which selling apps price your item for you
eBay, Mercari, Poshmark, Depop, Vinted and Whatnot will all suggest a number when you list. What each suggestion is built from, and when to override it.
Read the guide →