An IAB Tech Lab standard that lets app publishers declare which ad networks are authorized to sell their inventory.

Where do I put the app-ads.txt file?

At the root of the developer website listed in your App Store / Google Play page, e.g. https://studio.com/app-ads.txt.

What is a Certification Authority ID?

An optional TAG-ID of the ad system, the 4th field of an app-ads.txt record.

liufinger.top app-ads.txt check

liufinger.top achieves the best ad optimization: its app-ads.txt has no errors and matches what its ad network expects (100% of 766 lines).

Checked 20 Oct 2026. 766 lines, 766 unique records, 0 duplicates, 0 invalid lines, 20 ad networks detected.

Ad networks in liufinger.top/app-ads.txt

Chartboost — account 6ad5d0423889b1f6af0e881e: 400 lines in the file, 1 expected line missing
AppLovin — partner (reseller) lines only: 11 lines in the file, 24 expected lines missing
Mintegral — partner (reseller) lines only: 255 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 24 lines in the file, 136 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 20 lines in the file, 105 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 144 lines in the file, 246 expected lines missing
InMobi — partner (reseller) lines only: 43 lines in the file, 228 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 105 lines in the file, 345 expected lines missing
Yandex Ads — partner (reseller) lines only: 40 lines in the file, 128 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 22 lines in the file, 122 expected lines missing
BIGO Ads — partner (reseller) lines only: 169 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 80 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 38 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 224 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 99 lines in the file, 270 expected lines missing
Start.io — partner (reseller) lines only: 13 lines in the file, 144 expected lines missing
CAS.ai — partner (reseller) lines only: 35 lines in the file, 130 expected lines missing
DSail — partner (reseller) lines only: 35 lines in the file, 130 expected lines missing
Bidmachine — partner (reseller) lines only: 257 lines in the file, 400 expected lines missing

Corrected file: liufinger.top app-ads.txt (fixed).

FAQ

Does liufinger.top have an app-ads.txt?

Yes — https://liufinger.top/app-ads.txt has 766 lines (checked 20 Oct 2026).

Which ad networks does liufinger.top work with?

Its app-ads.txt lists Chartboost, AppLovin, Mintegral, Unity Ads, ironSource / LevelPlay, Liftoff Monetize (Vungle), InMobi, DT Exchange (Fyber), Yandex Ads, VK Ads (myTarget), BIGO Ads, Yango Ads and 8 more.

Is the app-ads.txt of liufinger.top correct?