Quizlet: More than Flashcards
by Quizlet Inc · 546473125
Most of the 172 lines in Quizlet: More than Flashcards's app-ads.txt (quizlet.com) are RESELLER lines: 134 against 38 DIRECT, across 61 ad systems. 137 of 166 lines checked against sellers.json match; 12 name a seller ID the network does not list, 8 declare the wrong seller type. The file last changed on 3 October 2026; the same file covers 2 apps of this developer.
Store data
- Rating
- 4.78
- Installs
- —
- Category
- Education
- Contains ads
- Yes
1,130,397 ratings
Not published by Apple
Offers in-app purchases
app-ads.txt
- Domain
- quizlet.com
- Status
- Found (200)
- Lines
- 172
- DIRECT / RESELLER
- 38 / 134
- OWNERDOMAIN
- quizlet.com
- Parse errors
- 9
- Last fetched
- Oct 13, 2026
- Last changed
- Oct 3, 2026
sellers.json cross-check
172 lines checked
Verified
137
Errors
20
Warnings
10
- Seller ID not found 12
- DIRECT but intermediary 5
- RESELLER but publisher 3
- Seller type BOTH 9
- No sellers.json 1
- Unchecked 5
Declared supply tree
38 direct accounts across 18 direct sellers · 82 resellers buying from them · 52 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| tappx.com | 1 | 26 resellers: pubmatic.com, conversantmedia.com, axonix.com … | 0 |
| lijit.com | 1 | 11 resellers: pubmatic.com, sharethrough.com, programmaticx.ai … | 0 |
| media.net | 4 | 10 resellers: onetag.com, rubiconproject.com, trustedstack.com … | 1 |
| smartadserver.com | 1 | 10 resellers: pubmatic.com, contextweb.com, axonix.com … | 0 |
| risecodes.com | 1 | 8 resellers: pubmatic.com, video.unrulymedia.com, xandr.com … | 0 |
| sharethrough.com | 2 | 7 resellers: video.unrulymedia.com, smartadserver.com, smaato.com … | 0 |
| google.com | 2 | 2 resellers: openx.com, smartadserver.com | 0 |
| indexexchange.com | 5 | — | 1 |
| pubmatic.com | 5 | — | 2 |
| openx.com | 3 | — | 0 |
| yahoo.com | 3 | — | 0 |
| rubiconproject.com | 2 | — | 1 |
| + 6 more direct sellers in the full tree | |||
52 resellers, intermediary not matched to a direct seller of this app (account not found in the ad system's sellers.json: 10; sellers.json lists the account as a publisher, not an intermediary: 3; the intermediary's domain is not a direct seller of this app: 37; the ad system publishes no usable sellers.json: 1; not cross-checked yet: 1).
Seller IDs the networks do not list
12 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 |
|---|---|---|---|
| 7 | appnexus.com | 1908 | RESELLER |
| 9 | pubmatic.com | 157661-A | DIRECT |
| 11 | triplelift.com | 6633 | DIRECT |
| 26 | conversantmedia.com | 40886 | RESELLER |
| 38 | video.unrulymedia.com | 2564526802 | RESELLER |
| 85 | adelement.com | 48268 | RESELLER |
| 92 | appnexus.com | 8173 | RESELLER |
| 104 | freewheel.tv | 1601349 | RESELLER |
| 105 | freewheel.tv | 1601610 | RESELLER |
| 130 | smartadserver.com | 4012 | RESELLER |
| 168 | risecodes.com | 63832beef8189a00015cb6d3 | RESELLER |
| 206 | thunder-monetize.com | 9630185716 | RESELLER |
More apps from Quizlet Inc
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Tue, Oct 13, 2026 1:12 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.