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.

factorialstudio.com app-ads.txt check

factorialstudio.com is missing out on higher CPMs: its app-ads.txt has 8 invalid lines and lists only 2,372 of the 5,077 lines its 21 ad networks expect (53% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 11,789 lines, 2,789 unique records, 8,916 duplicates, 8 invalid lines, 39 ad networks detected.

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

Google AdMob — accounts pub-6729046591418183, pub-6672729658077061, pub-4996167737872209 and 17 more: 20 lines in the file
OpenX — accounts 540447780, 540224251, 540225743 and 2 more: 5 lines in the file
Index Exchange — accounts 194018, 191730, 194273: 3 lines in the file
Magnite (Rubicon) — accounts 20474, 20476, 24872 and 9 more: 12 lines in the file
Xandr (Microsoft) — accounts 11995, 9538, 9284 and 1 more: 4 lines in the file
PubMatic — accounts 158150, 160474, 157007 and 8 more: 11 lines in the file
Criteo — accounts B-068838, B-068074, 155036 and 2 more: 5 lines in the file
Amazon Publisher Services — accounts 5d8ed25e-57cc-441a-b62a-127b34faae4e, 1ad7261b-91ea-4b6f-b9e9-b83522205b75, 48266a61-b3d9-4cb7-b172-553abc6a42a4 and 1 more: 4 lines in the file
Yahoo — accounts 59988, 58578: 2 lines in the file
Sovrn — accounts 259022, 259022-eb, 310770 and 7 more: 10 lines in the file
TripleLift — accounts 9207-EB, 14375: 2 lines in the file
SuperAwesome — account 541: 1 line in the file, 5 expected lines missing
Ogury — account ff096106-0e25-4eec-9b0a-ad0034341a0e: 5 lines in the file, 13 expected lines missing
Bidmachine — account 200: 400 lines in the file, 400 expected lines missing
Meta Audience Network — account 148267713059032: 1 line in the file
Chartboost — account 6526c89e998386575dcb2fec: 400 lines in the file, 20 expected lines missing
Mintegral — accounts 39453, 21922, 23357 and 8 more: 400 lines in the file, 102 expected lines missing
Smaato — accounts 1100057628, 1100057546: 2 lines in the file
Unity Ads — account 1259791: 80 lines in the file, 81 expected lines missing
AppLovin — account 9eb9218cbe6cb0a5e2ce1b42e2e3f7d1: 34 lines in the file, 2 expected lines missing
Maticoo (zMaticoo) — account 114490: 113 lines in the file, 332 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 55 lines in the file, 70 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 304 lines in the file, 86 expected lines missing
InMobi — partner (reseller) lines only: 100 lines in the file, 171 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 192 lines in the file, 258 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 88 lines in the file, 56 expected lines missing
BIGO Ads — partner (reseller) lines only: 310 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 12 lines in the file, 37 expected lines missing
Display.io — partner (reseller) lines only: 10 lines in the file, 22 expected lines missing
DSP Exchange — partner (reseller) lines only: 226 lines in the file, 335 expected lines missing
Monetrix — partner (reseller) lines only: 17 lines in the file, 76 expected lines missing
Prado — partner (reseller) lines only: 12 lines in the file, 15 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 173 lines in the file, 196 expected lines missing
Start.io — partner (reseller) lines only: 43 lines in the file, 114 expected lines missing
Kidoz — partner (reseller) lines only: 9 lines in the file, 13 expected lines missing
CAS.ai — partner (reseller) lines only: 65 lines in the file, 100 expected lines missing
DSail — partner (reseller) lines only: 65 lines in the file, 100 expected lines missing

Invalid lines

singularads, 548745, RESELLER
vungle.com,[675937ff06ddb900112ca626],DIRECT,c107d686becd2d77
singularads, 548745, RESELLER
singularads, 548745, RESELLER
singularads, 548745, RESELLER
singularads, 548745, RESELLER
singularads, 548745, RESELLER
<!-- google.com, pub-4573231550355221, RESELLER, f08c47fec0942fa0

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

FAQ

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

Yes — https://factorialstudio.com/app-ads.txt has 11,789 lines (checked 19 Oct 2026).

Which ad networks does factorialstudio.com work with?

Its app-ads.txt lists Google AdMob, OpenX, Index Exchange, Magnite (Rubicon), Xandr (Microsoft), PubMatic, Criteo, Amazon Publisher Services, Yahoo, Sovrn, TripleLift, SuperAwesome and 27 more.

factorialstudio.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does factorialstudio.com work with?

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

Other checked domains

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