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.

playstudios.com app-ads.txt check

playstudios.com is missing out on higher CPMs: its app-ads.txt has 5 invalid lines and lists only 2,883 of the 4,090 lines its 20 ad networks expect (30% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 4,468 lines, 3,003 unique records, 1,355 duplicates, 5 invalid lines, 36 ad networks detected.

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

InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 8553511ff9e24ce2b1f5d98addcc3340, 64390d9c0d0541bc9b06ab42a124b396 and 1 more: 183 lines in the file, 92 expected lines missing
Google AdMob — accounts pub-2233829666677759, pub-2085247160344713, pub-5917327808416348 and 1 more: 4 lines in the file
Amazon Publisher Services — accounts d4004b5f-4fb6-4be2-82ae-0e36b8f52c12, 3893, ce85af06-a81d-4ad0-a997-c724c7c3b973 and 2 more: 5 lines in the file
PubMatic — accounts 163009, 161652, 164418 and 3 more: 6 lines in the file
Sovrn — accounts 555137, 555140, 555137-eb and 2 more: 5 lines in the file
Xandr (Microsoft) — accounts 15799, 16912: 2 lines in the file
TripleLift — accounts 13982, 13982-EB, 9636: 3 lines in the file
OpenX — accounts 562857054, 562857053, 566756867: 3 lines in the file
Magnite (Rubicon) — accounts 27408, 17280, 28427: 3 lines in the file
Index Exchange — account 213773: 1 line in the file
MobileFuse — account 4510: 1 line in the file
AppLovin — account b34af6b5b4c031f9f2b32cc0bfb44478: 36 lines in the file
DT Exchange (Fyber) — account 214400: 400 lines in the file, 28 expected lines missing
HyprMX — account 558765433: 297 lines in the file, 73 expected lines missing
Smaato — accounts 1100057588, 1100057628, 1100043891 and 1 more: 4 lines in the file
Verve (PubNative) — accounts 1009814, 1008714, 1008959 and 1 more: 400 lines in the file, 400 expected lines missing
ironSource / LevelPlay — account 163193: 97 lines in the file, 29 expected lines missing
Liftoff Monetize (Vungle) — account 561e8d956b8d90f61a0027d2: 361 lines in the file, 30 expected lines missing
Mintegral — account 20937: 400 lines in the file, 166 expected lines missing
Unity Ads — account 11932: 103 lines in the file, 58 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 250 expected lines missing
Yandex Ads — partner (reseller) lines only: 91 lines in the file, 77 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 79 lines in the file, 65 expected lines missing
BIGO Ads — partner (reseller) lines only: 344 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: 29 lines in the file, 20 expected lines missing
BlueSea — partner (reseller) lines only: 10 lines in the file, 27 expected lines missing
DSP Exchange — partner (reseller) lines only: 280 lines in the file, 281 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 152 lines in the file, 292 expected lines missing
Monetrix — partner (reseller) lines only: 26 lines in the file, 67 expected lines missing
Prado — partner (reseller) lines only: 17 lines in the file, 10 expected lines missing
Start.io — partner (reseller) lines only: 50 lines in the file, 107 expected lines missing
Kidoz — partner (reseller) lines only: 13 lines in the file, 9 expected lines missing
CAS.ai — partner (reseller) lines only: 82 lines in the file, 83 expected lines missing
DSail — partner (reseller) lines only: 82 lines in the file, 83 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

Media.net, 8CU42SA73, DIRECT // Web
Media.net, 8CU4FR18I, DIRECT // APP
omgstudios, 160620251, DIRECT
app-stock.com, 458952, RESELLERkrushmedia.com, AJxF6R662a9M6CaTvK, RESELLER
singularads, 548745, RESELLER

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

FAQ

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

Yes — https://playstudios.com/app-ads.txt has 4,468 lines (checked 19 Oct 2026).

Which ad networks does playstudios.com work with?

Its app-ads.txt lists InMobi, Google AdMob, Amazon Publisher Services, PubMatic, Sovrn, Xandr (Microsoft), TripleLift, OpenX, Magnite (Rubicon), Index Exchange, MobileFuse, AppLovin and 24 more.

playstudios.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does playstudios.com work with?

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

Other checked domains

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