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.

app-central.com app-ads.txt check

app-central.com is missing out on higher CPMs: its app-ads.txt has 3 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 19 Oct 2026. 9,113 lines, 5,636 unique records, 3,408 duplicates, 3 invalid lines, 39 ad networks detected.

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

Bidmachine — account 352: 400 lines in the file
Mintegral — account 25345: 400 lines in the file
OpenX — accounts 545699047, 556412813, 544024587 and 1 more: 4 lines in the file
Criteo — accounts B-069788, B-060253, b-072394 and 3 more: 6 lines in the file
Google AdMob — accounts pub-4874346229525657, pub-3158631661798749, pub-4623667657970183 and 3 more: 6 lines in the file
DT Exchange (Fyber) — account 218456: 400 lines in the file
Liftoff Monetize (Vungle) — account 5fc618102e8dd2001579b65d: 391 lines in the file
AppLovin — account 4bf881b486d7c66d6a056b7f1a80b3b3: 36 lines in the file
Chartboost — account 60acac430b4be607c27f24cd: 400 lines in the file, 1 expected line missing
Meta Audience Network — account 3375920975810099: 1 line in the file
InMobi — accounts 43295b4eb17d47858afe187a463f3403, 4eec1a4c9837415c9889705b40ae285b: 263 lines in the file, 10 expected lines missing
Verve (PubNative) — account 1008159: 400 lines in the file, 242 expected lines missing
Smaato — accounts 1100057077, 1100052458: 2 lines in the file
Magnite (Rubicon) — accounts 24558, 19652, 13510 and 6 more: 9 lines in the file
Sovrn — accounts 396247, 396247-eb, 280159-eb and 2 more: 5 lines in the file
Ogury — account 2216e6b0-1aae-484c-9a42-e2ddaed41388: 18 lines in the file
Unity Ads — account 2612088: 161 lines in the file
ironSource / LevelPlay — account 377495: 125 lines in the file, 1 expected line missing
TikTok Ad Network (Pangle) — account 5000214: 1 line in the file
PubMatic — accounts 160880, 161853, 148803: 3 lines in the file
Xandr (Microsoft) — accounts 14416, 8233, 14808: 3 lines in the file
BIGO Ads — accounts kh74ep57eo, 3pe6w5iqra, dcey8v26nm and 6 more: 400 lines in the file, 45 expected lines missing
Yango Ads — account 326054593: 400 lines in the file, 400 expected lines missing
Yandex Ads — account 326054593: 169 lines in the file
Amazon Publisher Services — account d8a8d84a-4dec-4374-bdeb-03d06618002e: 1 line in the file
VK Ads (myTarget) — partner (reseller) lines only: 92 lines in the file, 52 expected lines missing
Bidease — partner (reseller) lines only: 39 lines in the file, 10 expected lines missing
BlueSea — partner (reseller) lines only: 23 lines in the file, 14 expected lines missing
Display.io — partner (reseller) lines only: 11 lines in the file, 21 expected lines missing
DSP Exchange — partner (reseller) lines only: 311 lines in the file, 250 expected lines missing
Madex — partner (reseller) lines only: 7 lines in the file, 11 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 292 lines in the file, 152 expected lines missing
Monetrix — partner (reseller) lines only: 64 lines in the file, 29 expected lines missing
Prado — partner (reseller) lines only: 20 lines in the file, 7 expected lines missing
HyprMX — partner (reseller) lines only: 250 lines in the file, 119 expected lines missing
Start.io — partner (reseller) lines only: 98 lines in the file, 59 expected lines missing
Kidoz — partner (reseller) lines only: 16 lines in the file, 6 expected lines missing
CAS.ai — partner (reseller) lines only: 156 lines in the file, 9 expected lines missing
DSail — partner (reseller) lines only: 156 lines in the file, 9 expected lines missing

Invalid lines

rubiconprojectcom,25872,RESELLER,0bfd66d529a55807
singularads,556985,DIRECT
copper6,766238,DIRECT

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

FAQ

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

Yes — https://app-central.com/app-ads.txt has 9,113 lines (checked 19 Oct 2026).

Which ad networks does app-central.com work with?

Its app-ads.txt lists Bidmachine, Mintegral, OpenX, Criteo, Google AdMob, DT Exchange (Fyber), Liftoff Monetize (Vungle), AppLovin, Chartboost, Meta Audience Network, InMobi, Verve (PubNative) and 27 more.

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