Pianofy - Learn & Play Piano
by Anh Khoa Le Nguyen · 6748115639
Most of the 22 lines in Pianofy - Learn & Play Piano's app-ads.txt (kasimiapps.com) are RESELLER lines: 20 against 2 DIRECT, across 17 ad systems. 9 of 17 lines checked against sellers.json match; 5 name a seller ID the network does not list. The file last changed on 3 October 2026; the same file covers 7 apps of this developer.
Pianofy - Learn & Play Piano shares its app-ads.txt (kasimiapps.com) with Worm.io - Snake & Worm IO Game (Google Play), whose page carries the full analysis of the file.
Store data
- Rating
- —
- Installs
- —
- Category
- Music
- Contains ads
- —
Not published by Apple
app-ads.txt
- Domain
- kasimiapps.com
- Status
- Found (200)
- Lines
- 22
- DIRECT / RESELLER
- 2 / 20
- Parse errors
- 0
- Last fetched
- Oct 12, 2026
- Last changed
- Oct 3, 2026
sellers.json cross-check
22 lines checked
Verified
9
Errors
5
Warnings
3
- Seller ID not found 5
- Seller type BOTH 3
- Unchecked 5
Declared supply tree
2 direct accounts across 2 direct sellers · 10 resellers buying from them · 10 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| unity.com | 1 | 9 resellers: rubiconproject.com, algorix.co, xandr.com … | 0 |
| google.com | 1 | — | 0 |
10 resellers, intermediary not matched to a direct seller of this app (not cross-checked yet: 5; account not found in the ad system's sellers.json: 5).
Seller IDs the networks do not list
5 lines of this app-ads.txt name an account ID that the ad system's sellers.json does not contain. Usually a stale line or a typo in the ID. How to fix it
| Line | Ad system | Account ID | Relationship |
|---|---|---|---|
| 10 | openx.com | 540871654 | RESELLER |
| 13 | rubiconproject.com | 21526 | RESELLER |
| 20 | google.com | pub-3365834818529414 | RESELLER |
| 21 | telaria.com | rwd19-38336 | RESELLER |
| 22 | tremorhub.com | rwd19-38336 | RESELLER |
More apps from Anh Khoa Le Nguyen
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Mon, Oct 12, 2026 1:25 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.