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.

scopely.com app-ads.txt check

scopely.com is missing out on higher CPMs: its app-ads.txt has 7 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 19 Oct 2026. 11,568 lines, 6,867 unique records, 4,555 duplicates, 7 invalid lines, 40 ad networks detected.

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

InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 9b3f089f6e0e4ba58b5091ce195a014b, 10aa3a0d152d4eafa0c9e07b4cf264e6: 262 lines in the file, 12 expected lines missing
Amazon Publisher Services — accounts 25e68834-6400-499d-aeb8-cb31c1841702, 42df5c79-9a6a-4118-b46f-dd311cf16fb8, 70247b00-ff8f-4016-b3ab-8344daf96e09: 3 lines in the file
OpenX — accounts 540800215, 539581758, 564972066 and 2 more: 5 lines in the file
Smaato — accounts 1100044419, 1100057573, 1100057578 and 3 more: 6 lines in the file
Magnite (Rubicon) — accounts 20982, 14554, 12480 and 1 more: 4 lines in the file
PubMatic — accounts 158522, 166385, 167781 and 7 more: 10 lines in the file
Xandr (Microsoft) — accounts 3595, 12616, 7664 and 1 more: 4 lines in the file
MobileFuse — accounts 3632, 3100: 2 lines in the file
TripleLift — accounts 6934, 14822, 10588: 3 lines in the file
Index Exchange — accounts 195215, 216570, 200201 and 5 more: 8 lines in the file
AppLovin — accounts 9b950c0e6534657589298cc8fe139372, e5930d730dfcc4a3c68d731d522f8045: 37 lines in the file
Bidmachine — accounts 225, 225-1, 238: 400 lines in the file, 32 expected lines missing
Chartboost — accounts 4f2a1cf0cd1cb2d861000014, 68ef7d7d655a99fe4f1e0e8e: 400 lines in the file, 4 expected lines missing
DT Exchange (Fyber) — accounts 209171, 211884: 400 lines in the file, 5 expected lines missing
Google AdMob — accounts pub-2078132536225999, pub-9555254169273060, pub-2523705208760417 and 1 more: 4 lines in the file
HyprMX — accounts 26361481524, 229629630: 352 lines in the file, 19 expected lines missing
Verve (PubNative) — accounts 1009820, 1009804, 1008669 and 1 more: 400 lines in the file, 20 expected lines missing
ironSource / LevelPlay — accounts 158947, 66623: 125 lines in the file, 2 expected lines missing
Kidoz — account 15291: 23 lines in the file
Liftoff Monetize (Vungle) — accounts 561e8d966b8d90f61a003414, 561e8d946b8d90f61a002092: 391 lines in the file, 1 expected line missing
Meta Audience Network — accounts 1699686183660731, 568468886597436: 2 lines in the file
Mintegral — accounts 17880, 22615: 400 lines in the file, 3 expected lines missing
Start.io — accounts 105318259, 190376166: 151 lines in the file, 8 expected lines missing
Unity Ads — accounts 1008828, 11376: 161 lines in the file, 1 expected line missing
Sovrn — accounts 237754, 237754-eb: 2 lines in the file
Yahoo — accounts 55305, 58855, 59435 and 1 more: 4 lines in the file
Yandex Ads — partner (reseller) lines only: 145 lines in the file, 23 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 83 lines in the file, 61 expected lines missing
BIGO Ads — partner (reseller) lines only: 400 lines in the file, 192 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 42 lines in the file, 7 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: 367 lines in the file, 194 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 301 lines in the file, 143 expected lines missing
Monetrix — partner (reseller) lines only: 70 lines in the file, 23 expected lines missing
Prado — partner (reseller) lines only: 25 lines in the file, 2 expected lines missing
Ogury — partner (reseller) lines only: 10 lines in the file, 7 expected lines missing
CAS.ai — partner (reseller) lines only: 139 lines in the file, 26 expected lines missing
DSail — partner (reseller) lines only: 139 lines in the file, 26 expected lines missing

Invalid lines

singularads,984415,RESELLER
pubmatic,163963,RESELLER,5d62403b186f2ace
fasttvltd.com, 26c8eb40, RSELLER
lemmatechnologies,1844,RESELLER
openx.com, 559792583, RESELLER, 6a698e2ec38604c6 559792583
Media.net, 8CUGG4P7J, RESELLER - oRTB
admanmedia, 35, RESELLER

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

FAQ

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

Yes — https://scopely.com/app-ads.txt has 11,568 lines (checked 19 Oct 2026).

Which ad networks does scopely.com work with?

Its app-ads.txt lists InMobi, Amazon Publisher Services, OpenX, Smaato, Magnite (Rubicon), PubMatic, Xandr (Microsoft), MobileFuse, TripleLift, Index Exchange, AppLovin, Bidmachine and 28 more.

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