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.

sync.ai app-ads.txt check

sync.ai is missing out on higher CPMs: its app-ads.txt has 3 invalid lines and lists only 778 of the 1,750 lines its 9 ad networks expect (56% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 1,242 lines, 798 unique records, 441 duplicates, 3 invalid lines, 27 ad networks detected.

Ad networks in sync.ai/app-ads.txt

Google AdMob — accounts pub-4230066228078104, pub-6692513808478862, pub-5867462221939089 and 1 more: 4 lines in the file
Unity Ads — account 4920891: 41 lines in the file, 120 expected lines missing
PubMatic — account 159856: 1 line in the file
Meta Audience Network — account 659113871344376: 1 line in the file
InMobi — accounts d16d3703dcd0421dbe376fb9b19e5215, 1758c657f8e741d794d21c365499971c: 122 lines in the file, 151 expected lines missing
AppLovin — account 9eaf9ad6dc92d5fcn6f47c30168fb8fq: 17 lines in the file, 19 expected lines missing
Mintegral — account 19435: 236 lines in the file, 400 expected lines missing
TikTok Ad Network (Pangle) — account 5021072: 1 line in the file
Vungle — account 68ca90f7cdcaeb20374f5716: 359 lines in the file, 1 expected line missing
ironSource / LevelPlay — partner (reseller) lines only: 32 lines in the file, 93 expected lines missing
Chartboost — partner (reseller) lines only: 225 lines in the file, 400 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 131 lines in the file, 319 expected lines missing
Yandex Ads — partner (reseller) lines only: 51 lines in the file, 117 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 50 lines in the file, 94 expected lines missing
BIGO Ads — partner (reseller) lines only: 134 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 175 lines in the file, 386 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 57 lines in the file, 387 expected lines missing
Monetrix — partner (reseller) lines only: 13 lines in the file, 80 expected lines missing
Prado — partner (reseller) lines only: 9 lines in the file, 18 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 184 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 63 lines in the file, 306 expected lines missing
Start.io — partner (reseller) lines only: 20 lines in the file, 137 expected lines missing
Kidoz — partner (reseller) lines only: 7 lines in the file, 15 expected lines missing
CAS.ai — partner (reseller) lines only: 47 lines in the file, 118 expected lines missing
DSail — partner (reseller) lines only: 47 lines in the file, 118 expected lines missing
Bidmachine — partner (reseller) lines only: 248 lines in the file, 400 expected lines missing

Invalid lines

yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287
google.com, pub-9977401292436073

Corrected file: sync.ai app-ads.txt (fixed).

FAQ

Does sync.ai have an app-ads.txt?

Yes — https://sync.ai/app-ads.txt has 1,242 lines (checked 20 Oct 2026).

Which ad networks does sync.ai work with?

Its app-ads.txt lists Google AdMob, Unity Ads, PubMatic, Meta Audience Network, InMobi, AppLovin, Mintegral, TikTok Ad Network (Pangle), Vungle, ironSource / LevelPlay, Chartboost, DT Exchange (Fyber) and 15 more.

sync.ai app-ads.txt check

Ad networks in sync.ai/app-ads.txt

Invalid lines

FAQ

Does sync.ai have an app-ads.txt?

Which ad networks does sync.ai work with?

Is the app-ads.txt of sync.ai correct?

Other checked domains

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