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.

solitaire.land app-ads.txt check

solitaire.land is missing out on higher CPMs: its app-ads.txt has 1 invalid line. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 23 Oct 2026. 2,234 lines, 1,701 unique records, 518 duplicates, 1 invalid lines, 28 ad networks detected.

Ad networks in solitaire.land/app-ads.txt

AppLovin — account 0d61fa4b12aeee9232c79c5d17c20bb3: 34 lines in the file, 2 expected lines missing
Meta Audience Network — account 858549243451669: 1 line in the file
Google AdMob — account pub-1561910417533641: 1 line in the file
TikTok Ad Network (Pangle) — account 5033451: 1 line in the file
Unity Ads — account 8829667: 147 lines in the file, 14 expected lines missing
Chartboost — account 69003e7ede919012e4afa109: 400 lines in the file, 1 expected line missing
Mintegral — account 68643: 400 lines in the file, 54 expected lines missing
Vungle — account 69e9e25f63ed3b5eefe7e552: 359 lines in the file, 1 expected line missing
ironSource / LevelPlay — partner (reseller) lines only: 80 lines in the file, 45 expected lines missing
InMobi — partner (reseller) lines only: 120 lines in the file, 151 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 214 lines in the file, 236 expected lines missing
Yandex Ads — partner (reseller) lines only: 88 lines in the file, 80 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 76 lines in the file, 68 expected lines missing
BIGO Ads — partner (reseller) lines only: 307 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: 17 lines in the file, 32 expected lines missing
BlueSea — partner (reseller) lines only: 9 lines in the file, 28 expected lines missing
DSP Exchange — partner (reseller) lines only: 165 lines in the file, 396 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 99 lines in the file, 345 expected lines missing
Monetrix — partner (reseller) lines only: 20 lines in the file, 73 expected lines missing
Prado — partner (reseller) lines only: 11 lines in the file, 16 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 377 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 144 lines in the file, 225 expected lines missing
Start.io — partner (reseller) lines only: 38 lines in the file, 119 expected lines missing
Kidoz — partner (reseller) lines only: 11 lines in the file, 11 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

lijit.com

Corrected file: solitaire.land app-ads.txt (fixed).

FAQ

Does solitaire.land have an app-ads.txt?

Yes — https://solitaire.land/app-ads.txt has 2,234 lines (checked 23 Oct 2026).

Which ad networks does solitaire.land work with?

Its app-ads.txt lists AppLovin, Meta Audience Network, Google AdMob, TikTok Ad Network (Pangle), Unity Ads, Chartboost, Mintegral, Vungle, ironSource / LevelPlay, InMobi, DT Exchange (Fyber), Yandex Ads and 16 more.

Is the app-ads.txt of solitaire.land correct?