Words & Books
by Matryoshka · com.matryoshka.word
Most of the 5,133 lines in Words & Books's app-ads.txt (matryoshka.com) are RESELLER lines: 4,647 against 486 DIRECT, across 534 ad systems. 1,470 of the 4,676 lines checked name a seller ID the network's sellers.json does not list, so buyers that check drop those paths. The file last changed on 5 October 2026; the same file covers 14 apps of this developer.
Words & Books shares its app-ads.txt (matryoshka.com) with Royal Cooking - Cooking Game (Google Play), whose page carries the full analysis of the file.
Store data
- Rating
- 4.67
- Installs
- 100,000+
- Category
- Word
- Contains ads
- Yes
282 ratings
Offers in-app purchases
app-ads.txt
- Domain
- matryoshka.com
- Status
- Found (200)
- Lines
- 5,133
- DIRECT / RESELLER
- 486 / 4,647
- Parse errors
- 200
- Last fetched
- Oct 11, 2026
- Last changed
- Oct 5, 2026
sellers.json cross-check
5,133 lines checked
Verified
2,567
Errors
1,748
Warnings
505
- Seller ID not found 1,470
- DIRECT but intermediary 76
- RESELLER but publisher 202
- Seller type BOTH 338
- Confidential seller 23
- No sellers.json 144
- Unchecked 313
Declared supply tree
486 direct accounts across 188 direct sellers · 2,553 resellers buying from them · 2,094 not matched
2,094 resellers, intermediary not matched to a direct seller of this app (account not found in the ad system's sellers.json: 1282; sellers.json lists the account as a publisher, not an intermediary: 203; the intermediary's domain is not a direct seller of this app: 193; the ad system publishes no usable sellers.json: 115; not cross-checked yet: 286; the seller is confidential in sellers.json: 12; the intermediary has no domain in sellers.json: 3).
Seller IDs the networks do not list
1,470 lines of this app-ads.txt name an account ID that the ad system's sellers.json does not contain; the first 15 in file order. Usually a stale line or a typo in the ID. How to fix it
| Line | Ad system | Account ID | Relationship |
|---|---|---|---|
| 1 | appodeal.com | 86803 | DIRECT |
| 2 | bidmachine.io | 86803 | DIRECT |
| 4 | loopme.com | 9219 | RESELLER |
| 5 | applovin.com | c8802c2788bab3703acc24cf065d5390 | RESELLER |
| 7 | applovin.com | 0b8086e03d0f715f09a9e6e5dbdbb4b8 | RESELLER |
| 8 | applovin.com | 94bf1c89704c8e6a46341999e25b1b90 | RESELLER |
| 9 | openx.com | 537124160 | RESELLER |
| 13 | emxdgt.com | 594 | RESELLER |
| 20 | advertising.com | 8693 | RESELLER |
| 22 | appnexus.com | 2234 | RESELLER |
| 23 | appnexus.com | 2480 | RESELLER |
| 24 | axonix.com | 56411 | RESELLER |
| 28 | loopme.com | s-2411 | RESELLER |
| 34 | rubiconproject.com | 20942 | RESELLER |
| 37 | smartclip.net | 6740 | RESELLER |
More apps from Matryoshka
-
Royal Cooking - Cooking Game Android
-
Cooking Live - Cooking games Android
-
Rescue Dash - time management Android
-
Farming Fever - Cooking game Android
-
We Are Cooking: Taste of Life Android
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Sat, Oct 3, 2026 11:29 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.