4wmarketplace.com (4wmarketplace.com) — ad network

Website: 4wmarketplace.com

4wmarketplace.com is an advertising system that app publishers list in their app-ads.txt as “4wmarketplace.com”. 413 checked publishers list it (2 with a DIRECT account, 412 through resellers). Its sellers.json lists 2,690 sellers: 2,674 publishers, 14 intermediaries, 2 both (5 confidential).

sellers.json

Read 21 Oct 2026 from https://4wmarketplace.com/sellers.json. Its sellers.json lists 2,690 sellers: 2,674 publishers, 14 intermediaries, 2 both (5 confidential). We read it weekly to verify the seller accounts in publishers’ app-ads.txt files.

Of the 22 4wmarketplace.com seller IDs we have seen in checked app-ads.txt files, 10 are in this sellers.json and 12 are not.

Publishers that list 4wmarketplace.com

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