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In “How to read app-ads.txt in mobile advertising,” we covered the fundamental seller lines that make up most of your app-ads.txt file. When you manage multiple partners, it can be hard to know what to keep and what to remove. In fact, two short lines in your file could be costing you demand you never see: MANAGERDOMAIN and INVENTORYPARTNERDOMAIN. Learn why these lines might get flagged by a supply partner and what you should do about it.

Every publisher who integrates a monetization SDK gets the same request: add these lines to your app-ads.txt. Sometimes it is a handful of lines, sometimes hundreds, but the file grows with the monetization setup. So what are you agreeing to, what does its length say about your inventory and why does an accurate one matter to brand advertisers? Here are the mechanics.

Autonomous buying has arrived, but most of it so far on CTV and the open web. Mobile in-app is next, and BidMachine's pilot is among the first to run exactly there. We invite you to test on live inventory at a contained scale, along with Amazon and other partners already in.

AdExchanger has named two BidMachine leaders to its 2026 Top Women in Media & Ad Tech list: Berta Moreno in Up a&nd Comers and Tatiana Rokhlova in Data Demystifiers. The annual awards recognize the women behind the industry’s business growth, technical advances and team development.