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.

family-locator.com app-ads.txt check

family-locator.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its 4 ad networks expect (99% of 199 lines).

Checked 19 Oct 2026. 222 lines, 221 unique records, 1 duplicates, 0 invalid lines, 23 ad networks detected.

Ad networks in family-locator.com/app-ads.txt

Meta Audience Network — accounts 444182149032508, 633350246676494, 315108749848962 and 13 more: 16 lines in the file
Google AdMob — accounts 976-801-6101, 694-310-8458, 352-584-0684 and 9 more: 12 lines in the file
Unity Ads — account 145063980: 160 lines in the file, 1 expected line missing
AppLovin — account ce05155ee1ab42031bceab7cee9525c9: 36 lines in the file
Mintegral — partner (reseller) lines only: 41 lines in the file, 400 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 60 lines in the file, 65 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 36 lines in the file, 354 expected lines missing
Chartboost — partner (reseller) lines only: 32 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 23 lines in the file, 248 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 51 lines in the file, 399 expected lines missing
Yandex Ads — partner (reseller) lines only: 14 lines in the file, 154 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 13 lines in the file, 131 expected lines missing
BIGO Ads — partner (reseller) lines only: 55 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 111 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 33 lines in the file, 400 expected lines missing
Prado — partner (reseller) lines only: 7 lines in the file, 20 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 52 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 17 lines in the file, 352 expected lines missing
Start.io — partner (reseller) lines only: 16 lines in the file, 141 expected lines missing
Kidoz — partner (reseller) lines only: 8 lines in the file, 14 expected lines missing
CAS.ai — partner (reseller) lines only: 13 lines in the file, 152 expected lines missing
DSail — partner (reseller) lines only: 13 lines in the file, 152 expected lines missing
Bidmachine — partner (reseller) lines only: 81 lines in the file, 400 expected lines missing

Corrected file: family-locator.com app-ads.txt (fixed).

FAQ

Does family-locator.com have an app-ads.txt?

Yes — https://family-locator.com/app-ads.txt has 222 lines (checked 19 Oct 2026).

Which ad networks does family-locator.com work with?

Its app-ads.txt lists Meta Audience Network, Google AdMob, Unity Ads, AppLovin, Mintegral, ironSource / LevelPlay, Liftoff Monetize (Vungle), Chartboost, InMobi, DT Exchange (Fyber), Yandex Ads, VK Ads (myTarget) and 11 more.

Is the app-ads.txt of family-locator.com correct?