Understanding app-ads.txt and Its Role in Mobile App Advertising
· 53m ago · Originally reported by PPC Land
app-ads.txt is a file created by the IAB Tech Lab that lets app developers specify which ad systems are allowed to sell their ad space. This helps prevent unauthorized sales and reduces ad fraud in mobile app advertising. The article discusses how app-ads.txt works, its limitations, and recent updates.
Why it matters
app-ads.txt is important because it helps protect advertisers and app developers from fraud by making it harder for bad actors to sell fake ad inventory. Understanding its strengths and weaknesses helps the industry improve ad quality and trust.
Explain it like I’m new here
It's like a guest list for a party—only the people on the list are allowed in, so no strangers can sneak in and cause trouble.
Terms in this story
app-ads.txt
app-ads.txt is the version of ads.txt for mobile and CTV apps, a file on the app developer's website that lists which sellers are authorised to sell the app's ad inventory.
ads.txt
ads.txt (Authorized Digital Sellers) is a public text file on a website's domain listing which ad sellers and accounts are authorised to sell that website's ad inventory.
IAB (Interactive Advertising Bureau)
The IAB (Interactive Advertising Bureau) is the US-based trade association for the digital advertising and media industry, founded in 1996, which publishes research, guidelines and policy positions.
IAB Tech Lab
IAB Tech Lab is the non-profit standards body for digital advertising technology, founded in 2014, which develops specifications such as OpenRTB, VAST, ads.txt, sellers.json and the Open Measurement SDK.
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