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.

simplerion.com app-ads.txt check

simplerion.com is missing out on higher CPMs: its app-ads.txt has 12 invalid lines and lists only 3,167 of the 5,083 lines its 22 ad networks expect (38% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 23 Oct 2026. 9,638 lines, 4,789 unique records, 4,764 duplicates, 12 invalid lines, 38 ad networks detected.

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

Google AdMob — accounts pub-4416505968791815, pub-4226460802814530, pub-3210045441029256 and 14 more: 17 lines in the file
InMobi — accounts a3d4b4c5a9174d408bfc1a036f79f395, 590e50795f7847fa9666f307b1c5dd24, 0998ad091e1b48399315d7cbbdfcb5ea: 187 lines in the file, 87 expected lines missing
Sovrn — accounts 224984, 297837: 2 lines in the file
Criteo — account B-062356: 1 line in the file
AppLovin — accounts d6ad9f13f399e612304a8a3b336573d1, c54884cc3c27654f42047cd2118168d3, 35d725dd366c5fb4e1977abed8af75da: 38 lines in the file
Xandr (Microsoft) — accounts 13101, 13698, 14416: 3 lines in the file
Meta Audience Network — account 3631399360252851: 1 line in the file
DT Exchange (Fyber) — accounts 211114, 208425, 218378: 400 lines in the file
TikTok Ad Network (Pangle) — accounts 70011, 68410, 9898: 3 lines in the file
Magnite (Rubicon) — accounts 14334, 24228: 2 lines in the file
Smaato — accounts 110004021, 1100040212, 1100041435 and 3 more: 6 lines in the file
Liftoff Monetize (Vungle) — accounts 5d5a4104cec59b0017a0151f, 599c1aee9a165cfb58009a10, 5e8acfdf65a0d900153bc595: 388 lines in the file, 5 expected lines missing
Yahoo — accounts 57872, 60013: 2 lines in the file
ironSource / LevelPlay — account 195431: 99 lines in the file, 27 expected lines missing
Mintegral — accounts 9621, 12957, 22437: 400 lines in the file, 106 expected lines missing
Unity Ads — accounts 1230361, 1703273, 1576291 and 1 more: 164 lines in the file
Index Exchange — accounts 195157, 185996, 192829: 3 lines in the file
Verve (PubNative) — accounts 1003459, 1007249, 1007466 and 3 more: 400 lines in the file, 106 expected lines missing
BIGO Ads — accounts 23166871, 23169230, ywx552jtkp and 1 more: 400 lines in the file
PubMatic — accounts 159172, 159726, 158651 and 3 more: 6 lines in the file
Bidmachine — account 138: 400 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — account 114490: 241 lines in the file, 204 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 199 expected lines missing
Yandex Ads — partner (reseller) lines only: 140 lines in the file, 28 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 110 lines in the file, 34 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 44 lines in the file, 5 expected lines missing
BlueSea — partner (reseller) lines only: 25 lines in the file, 12 expected lines missing
Display.io — partner (reseller) lines only: 7 lines in the file, 25 expected lines missing
DSP Exchange — partner (reseller) lines only: 264 lines in the file, 297 expected lines missing
Madex — partner (reseller) lines only: 8 lines in the file, 10 expected lines missing
Monetrix — partner (reseller) lines only: 53 lines in the file, 40 expected lines missing
Prado — partner (reseller) lines only: 19 lines in the file, 8 expected lines missing
HyprMX — partner (reseller) lines only: 218 lines in the file, 151 expected lines missing
Start.io — partner (reseller) lines only: 117 lines in the file, 40 expected lines missing
Kidoz — partner (reseller) lines only: 15 lines in the file, 7 expected lines missing
CAS.ai — partner (reseller) lines only: 137 lines in the file, 28 expected lines missing
DSail — partner (reseller) lines only: 137 lines in the file, 28 expected lines missing

Invalid lines

thebrave.io, 490457, RESELLER, c25b2154543746acpeak226.com, 12400, RESELLER
tpmn.io 392, RESELLER
tpmn.io 391, RESELLER
b42d42eb28400efa,targetbetter.com, 6451, RESELLER
thebrave.io, 490457, RESELLER, c25b2154543746acpeak226.com, 12400, RESELLER
smartyads.com, 1445, fd2bde0ff2e62c5d
adpopcornssp.com, 130718496, BOTH
tpmn.io 391, RESELLER
triplelift.com, 11474-EB, RESELLER6c33edb13117fd86
vungle.com, [yourVunglePublisherAccountID], DIRECT, c107d686becd2d77
33across.com, pub_team_insert_pub_id_here, DIRECT, bbea06d9c4d2853c #33Across #hb #tag #video
singularads, 548745, RESELLER

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

FAQ

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

Yes — https://simplerion.com/app-ads.txt has 9,638 lines (checked 23 Oct 2026).

Which ad networks does simplerion.com work with?

Its app-ads.txt lists Google AdMob, InMobi, Sovrn, Criteo, AppLovin, Xandr (Microsoft), Meta Audience Network, DT Exchange (Fyber), TikTok Ad Network (Pangle), Magnite (Rubicon), Smaato, Liftoff Monetize (Vungle) and 26 more.

simplerion.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does simplerion.com work with?

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

Other checked domains

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