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.

hellotalk.com app-ads.txt check

hellotalk.com is missing out on higher CPMs: its app-ads.txt has 5 invalid lines and lists only 3,495 of the 4,552 lines its 19 ad networks expect (23% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 9,097 lines, 2,678 unique records, 6,374 duplicates, 5 invalid lines, 35 ad networks detected.

Ad networks in hellotalk.com/app-ads.txt

Google AdMob — accounts pub-6456571434208110, pub-1574708568328829, pub-3730289472084596 and 8 more: 11 lines in the file
InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 5992f92bb5a64988b29dbc9fb15b8fc8, 4b73679c67824cda8507ac967efecda6: 141 lines in the file, 133 expected lines missing
Mintegral — accounts 31226, 22942: 400 lines in the file, 238 expected lines missing
AppLovin — account a6c110ce467a28ecf142691b7ac902d8: 32 lines in the file, 4 expected lines missing
TikTok Ad Network (Pangle) — account 11972: 1 line in the file
Magnite (Rubicon) — accounts 23844, 26884, 26890: 3 lines in the file
PubMatic — accounts 158060, 163307, 159855 and 1 more: 4 lines in the file
Criteo — accounts B-057702, B-063105, B-056930 and 1 more: 4 lines in the file
Maticoo (zMaticoo) — accounts 162822d2be21fe, 114386, f044400befdd10e00385f5a15982f35f: 160 lines in the file, 287 expected lines missing
Index Exchange — account 186407: 1 line in the file
Sovrn — accounts 267370, 454390, 454390-eb: 3 lines in the file
Start.io — account 116197757: 137 lines in the file, 21 expected lines missing
BIGO Ads — accounts 1116263, 23167435: 400 lines in the file, 162 expected lines missing
DSail — accounts ds0846, ds0883, ds0885 and 1 more: 107 lines in the file, 62 expected lines missing
Chartboost — account 680b4727b9331d06a7e97a36: 400 lines in the file, 1 expected line missing
Smaato — account 1100057628: 1 line in the file
DT Exchange (Fyber) — account 233878: 341 lines in the file, 110 expected lines missing
Vungle — account 68415e707dd0f900116754fe: 357 lines in the file, 3 expected lines missing
Unity Ads — account 133047120: 125 lines in the file, 36 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 77 lines in the file, 48 expected lines missing
Yandex Ads — partner (reseller) lines only: 114 lines in the file, 54 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 102 lines in the file, 42 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 28 lines in the file, 21 expected lines missing
BlueSea — partner (reseller) lines only: 11 lines in the file, 26 expected lines missing
Display.io — partner (reseller) lines only: 7 lines in the file, 25 expected lines missing
DSP Exchange — partner (reseller) lines only: 316 lines in the file, 245 expected lines missing
Madex — partner (reseller) lines only: 8 lines in the file, 10 expected lines missing
Monetrix — partner (reseller) lines only: 36 lines in the file, 57 expected lines missing
Prado — partner (reseller) lines only: 14 lines in the file, 13 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 168 lines in the file, 201 expected lines missing
Kidoz — partner (reseller) lines only: 12 lines in the file, 10 expected lines missing
CAS.ai — partner (reseller) lines only: 103 lines in the file, 62 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

tpmn.io391,RESELLER
singularads, 445896, DIRECT
singularads, 445896, RESELLER
singularads, 548745, RESELLER
singularads, 548745, RESELLER

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

FAQ

Does hellotalk.com have an app-ads.txt?

Yes — https://hellotalk.com/app-ads.txt has 9,097 lines (checked 19 Oct 2026).

Which ad networks does hellotalk.com work with?

Its app-ads.txt lists Google AdMob, InMobi, Mintegral, AppLovin, TikTok Ad Network (Pangle), Magnite (Rubicon), PubMatic, Criteo, Maticoo (zMaticoo), Index Exchange, Sovrn, Start.io and 23 more.

hellotalk.com app-ads.txt check

Ad networks in hellotalk.com/app-ads.txt

Invalid lines

FAQ

Does hellotalk.com have an app-ads.txt?

Which ad networks does hellotalk.com work with?

Is the app-ads.txt of hellotalk.com correct?

Other checked domains

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