The result? Whatnot currently ranks inside the top 15 most popular free iPhone apps in the U.S., sandwiched between household names Instagram and Netflix, and No. 1 in the shopping category overall.

It’s simple for customers to use too,” he said. “It is already changing the landscape and I know many people who were heavy eBay-ers that now sell more on WhatNot.

Whatnot, a company out of Y Combinator’s Winter 2020 class, wants to tackle the issue of fakes in collectibles by adapting a model proven by services like GOAT and StockX: authenticated resale.

Today, Whatnot’s top sellers earn up to eight figures annually using the platform. Backed by Andreessen Horowitz, YC Continuity, and CapitalG, Whatnot’s valuation is $3.7B.

Jorge Masvidal, a UFC star, plans on holding weekly shows on Whatnot, an online collectibles marketplace and live stream platform. Masvidal will auction off sports cards that he’s collected, his ...

Whatnot, a company out of Y Combinator's Winter 2020 class, wants to tackle the issue of fakes in collectibles by adapting a model proven by services like GOAT and StockX: authenticated resale.