Ad system

notsy.io

17,799 apps across 1,877 app-ads.txt files declare notsy.io; 57% hold a DIRECT account and 44% list it as a RESELLER. 25% of the 2,060 lines checked name an account its sellers.json (401 sellers) does not list. 1 seller left its sellers.json in the last 30 days.

Apps declaring it
17,799

10,208 DIRECT · 7,807 RESELLER

Sellers in sellers.json
401

0% confidential

Lines verified
15%

309 of 2,060 checked lines

Lines with errors
1,751

2,060 lines in total

Avg. supply path score
47.4 / 100

17,556 apps scored

App counts, the sellers.json breakdown and the directory ranking are as of , recomputed daily (the same numbers as the directory). Line counts are recounted every 10 minutes. sellers.json last read 13 October 2026. The supply path score sums up how short and clean the declared paths are, 0 to 100 (how it is computed).

How to add notsy.io to app-ads.txt

One line per account, in the app-ads.txt at the root of the domain your App Store and Google Play listings name as the developer website.

notsy.io, YOUR_ACCOUNT_ID, DIRECT
notsy.io, YOUR_ACCOUNT_ID, RESELLER
  • Field 1: notsy.io, the domain notsy.io uses in app-ads.txt.
  • Field 2: your account ID with notsy.io. It must equal the seller_id in notsy.io's sellers.json.
  • Field 3: DIRECT if you hold the account, RESELLER if a partner holds it and sells your inventory. DIRECT vs RESELLER
  • Field 4 (optional): a certification authority ID. Most lines naming notsy.io carry none, or different ones, so we do not suggest one.

sellers.json at a glance

Status
Published
Sellers listed
401
Confidential
0 (0%)
Passthrough
0
Removed, last 30 days
1
Last read
Oct 13, 2026
  • PUBLISHER401
  • INTERMEDIARY0
  • BOTH0

Cross-check of lines naming notsy.io

  • Verified 309
  • Seller ID not found 506
  • DIRECT but intermediary 0
  • RESELLER but publisher 1,245
  • Seller type BOTH 0
  • Confidential seller 0
  • No sellers.json 0
  • Unchecked 0

Every line naming notsy.io is looked up in its sellers.json. What each status means

Common errors with notsy.io lines

  • RESELLER but publisher 1,245 lines

    If the account is yours, declare it DIRECT. If a partner holds it, ask notsy.io why the account is listed as PUBLISHER.

  • Seller ID not found 506 lines

    Ask notsy.io for the account ID it lists for you in its sellers.json, correct the line, or remove it if you no longer work with them. Buyers that check sellers.json drop these paths.

Common app-ads.txt errors and how to fix them

Apps that declare notsy.io

AppStoreRelationshipStatus
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
iOS DIRECT Live
Android DIRECT Live
iOS DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live
Android DIRECT Live

Questions about notsy.io

Does notsy.io publish a sellers.json?

Yes. Its file at https://notsy.io/sellers.json listed 401 sellers when we last read it on 13 October 2026: 401 publishers, 0 intermediaries and 0 listed as both; 0% are confidential.

How many apps declare notsy.io in app-ads.txt?

17,799 apps in Stoqlab's data (delisted apps included) declare notsy.io: 10,208 with at least one DIRECT line and 7,807 with at least one RESELLER line, across 1,877 app-ads.txt files, as of 14 October 2026 (recounted daily).

Why do notsy.io lines fail verification?

Of 2,060 lines naming notsy.io, 1,751 contradict its sellers.json. The most common case is "RESELLER but publisher", on 1,245 lines. If the account is yours, declare it DIRECT. If a partner holds it, ask notsy.io why the account is listed as PUBLISHER.

Not sure whether your line should say DIRECT or RESELLER? DIRECT vs RESELLER in app-ads.txt

Sources: the public app-ads.txt files of tracked apps and the sellers.json of notsy.io. Something wrong? Tell us.