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.

imo.im app-ads.txt check

imo.im is missing out on higher CPMs: its app-ads.txt has 17 invalid lines and lists only 4,730 of the 7,562 lines its 29 ad networks expect (37% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 4,840 lines, 4,483 unique records, 340 duplicates, 17 invalid lines, 41 ad networks detected.

Ad networks in imo.im/app-ads.txt

BlueSea — account 203595: 37 lines in the file, 1 expected line missing
PubMatic — accounts 167254, 158060, 158549 and 4 more: 7 lines in the file
Kidoz — account 15614: 10 lines in the file, 13 expected lines missing
Prado — account 15614: 13 lines in the file, 15 expected lines missing
Google AdMob — accounts pub-5136333382830872, pub-6772632620925271, pub-4236520483129668 and 6 more: 9 lines in the file
Xandr (Microsoft) — accounts 8233, 11879, 7351 and 2 more: 5 lines in the file
Amazon Publisher Services — account fca89759-a444-4e97-af51-112356886bae: 1 line in the file
BIGO Ads — accounts 48, 62: 400 lines in the file, 310 expected lines missing
Index Exchange — accounts 190243, 190906, 191958 and 4 more: 7 lines in the file
InMobi — accounts 062029933580429f9920bad476d8d70a, f58140d7af1a4fcb83deb5b1c76f0c04, ddb41d8a9f434a918d05a0fc9999d9f9 and 2 more: 136 lines in the file, 140 expected lines missing
Sovrn — accounts 244287, 244287-eb, 268876 and 4 more: 7 lines in the file
OpenX — accounts 540635232, 540679900, 540899687 and 2 more: 5 lines in the file
TikTok Ad Network (Pangle) — account 45779: 1 line in the file
Verve (PubNative) — accounts 1007334, 1007615, 1008061 and 1 more: 400 lines in the file, 400 expected lines missing
Magnite (Rubicon) — accounts 12398, 13510, 14334 and 9 more: 12 lines in the file
Smaato — accounts 1100042823, 1100044156, 1100051149 and 3 more: 6 lines in the file
TripleLift — accounts 10522, 7677, 12913: 3 lines in the file
Yahoo — accounts 55248, 55332, 55476: 3 lines in the file
Criteo — accounts B-062974, B-068838: 2 lines in the file
AppLovin — account 07b44d2ca497a508e2598772b7ff5703: 32 lines in the file, 4 expected lines missing
Meta Audience Network — account 207855846277402: 1 line in the file
Unity Ads — account 4472184: 89 lines in the file, 72 expected lines missing
Vungle — account 63f725cfaa034900149db38c: 360 lines in the file
ironSource / LevelPlay — account 471511: 82 lines in the file, 44 expected lines missing
DT Exchange (Fyber) — account 225135: 270 lines in the file, 181 expected lines missing
Mintegral — account 23357: 400 lines in the file, 325 expected lines missing
Yandex Ads — account 319691187: 145 lines in the file, 24 expected lines missing
Yango Ads — account 319691187: 400 lines in the file, 400 expected lines missing
VK Ads (myTarget) — accounts 21200701, 7399903: 175 lines in the file, 1 expected line missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 181 expected lines missing
Bidease — partner (reseller) lines only: 27 lines in the file, 22 expected lines missing
Display.io — partner (reseller) lines only: 14 lines in the file, 18 expected lines missing
DSP Exchange — partner (reseller) lines only: 318 lines in the file, 243 expected lines missing
Madex — partner (reseller) lines only: 5 lines in the file, 13 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 157 lines in the file, 287 expected lines missing
Monetrix — partner (reseller) lines only: 33 lines in the file, 60 expected lines missing
HyprMX — partner (reseller) lines only: 262 lines in the file, 107 expected lines missing
Start.io — partner (reseller) lines only: 97 lines in the file, 60 expected lines missing
CAS.ai — partner (reseller) lines only: 145 lines in the file, 20 expected lines missing
DSail — partner (reseller) lines only: 145 lines in the file, 20 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

hybridai.com, 0, RESELLER
mobupps, 4914, DIRECT
smartyads.com, 897, fd2bde0ff2e62c5d, RESELLER
thebrave.io, 490457, RESELLER, c25b2154543746acpeak226.com, 12400, RESELLER
keenkale, 94044, RESELLER, 6c1c00b269ccdfa4
growintech.co, 101696, RESELLE
rhy, 3463482822, reseller, a670c89d4a324e47
Beapup, 658874, RESELLER
152media.info, 152M5
pubmatic.com, 163075, RESELLER, 5d62403b186f2aceXapads.com, 163819, RESELLER
video.unrulymedia.com, 431376138
opera.com, pub5296098761088, RESELLER55a0c5fd61378de3
indexexchange.com192143, RESELLER
mars.media, 1010451, RESELLER8624339f102fb076
89ff185a4c4e857c, improvedigital.com, 2416

Corrected file: imo.im app-ads.txt (fixed).

FAQ

Does imo.im have an app-ads.txt?

Yes — https://imo.im/app-ads.txt has 4,840 lines (checked 20 Oct 2026).

Which ad networks does imo.im work with?

Its app-ads.txt lists BlueSea, PubMatic, Kidoz, Prado, Google AdMob, Xandr (Microsoft), Amazon Publisher Services, BIGO Ads, Index Exchange, InMobi, Sovrn, OpenX and 29 more.

imo.im app-ads.txt check

Ad networks in imo.im/app-ads.txt

Invalid lines

FAQ

Does imo.im have an app-ads.txt?

Which ad networks does imo.im work with?

Is the app-ads.txt of imo.im correct?

Other checked domains

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