Ad system
data-fusion.io
Most of the 806 apps that declare data-fusion.io reach it through a reseller: 61% have a RESELLER line, 40% a DIRECT one. 99% of the 275 lines checked name an account its sellers.json (10 sellers) does not list.
- Apps declaring it
- 806
- Sellers in sellers.json
- 10
- Lines verified
- 0.7%
- Lines with errors
- 275
- Avg. supply path score
- 52.9 / 100
325 DIRECT · 491 RESELLER
0% confidential
2 of 277 checked lines
277 lines in total
829 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 12 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 data-fusion.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.
data-fusion.io, YOUR_ACCOUNT_ID, DIRECT
data-fusion.io, YOUR_ACCOUNT_ID, RESELLER
- Field 1:
data-fusion.io, the domain data-fusion.io uses in app-ads.txt. - Field 2: your account ID with data-fusion.io. It must equal the
seller_idin data-fusion.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 data-fusion.io carry none, or different ones, so we do not suggest one.
sellers.json at a glance
- Status
- Published
- Sellers listed
- 10
- Confidential
- 0 (0%)
- Passthrough
- 0
- Removed, last 30 days
- 0
- Last read
- Oct 12, 2026
- PUBLISHER8
- INTERMEDIARY2
- BOTH0
Cross-check of lines naming data-fusion.io
- Verified 2
- Seller ID not found 275
- DIRECT but intermediary 0
- RESELLER but publisher 0
- Seller type BOTH 0
- Confidential seller 0
- No sellers.json 0
- Unchecked 0
Every line naming data-fusion.io is looked up in its sellers.json. What each status means
Common errors with data-fusion.io lines
-
Seller ID not found
275 lines
Ask data-fusion.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.
Apps that declare data-fusion.io
| App | Store | Relationship | Status |
|---|---|---|---|
| Android | RESELLER | Live | |
| iOS | RESELLER | Live | |
| Android | RESELLER | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT + RESELLER | Live | |
| iOS | DIRECT + RESELLER | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | RESELLER | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | RESELLER | Live | |
| Android | DIRECT | Live |
Questions about data-fusion.io
Does data-fusion.io publish a sellers.json?
Yes. Its file at https://data-fusion.io/sellers.json listed 10 sellers when we last read it on 12 October 2026: 8 publishers, 2 intermediaries and 0 listed as both; 0% are confidential.
How many apps declare data-fusion.io in app-ads.txt?
806 apps in Stoqlab's data (delisted apps included) declare data-fusion.io: 325 with at least one DIRECT line and 491 with at least one RESELLER line, across 268 app-ads.txt files, as of 12 October 2026 (recounted daily).
Why do data-fusion.io lines fail verification?
Of 277 lines naming data-fusion.io, 275 contradict its sellers.json. The most common case is "Seller ID not found", on 275 lines. Ask data-fusion.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.
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 data-fusion.io. Something wrong? Tell us.