Quizlet: More than Flashcards

55.3M installs
867K ratings
+100.3K weekly installs
trend steady
+547.5K monthly installs
trend steady

Data calls made by Quizlet: More than Flashcards

Overview of network connections made by Quizlet: More than Flashcards during the first 60 seconds after installation.

Quizlet: More than Flashcards contacted 11 different domains within the first minute of opening. This data was collected from 3 independent scans We identified 10 ad creatives being loaded, confirming active ad monetization. across servers in 🇺🇸, providing transparency into the app's actual network behavior and data sharing practices.

Scan Runs

3

Unique Domains

11

Ad Creatives Found

10

Countries

🇺🇸

APIs
June 4, 2025 at 20:39:37
Firebase

firebaseinstallations.googleapis.com/v1/p...

🇺🇸 GOOGLE

Request: application/json

Response: application/json

June 4, 2025 at 20:39:38
quizlet.com

api.quizlet.com/3.11/compatibility-check

CLOUDFLARENET

Request:

Response: application/json

June 4, 2025 at 20:39:38
quizlet.com

api.quizlet.com/3.11/logs

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:39:38
quizlet.com

api.quizlet.com/3.11/country-information

CLOUDFLARENET

Request:

Response: application/json

June 4, 2025 at 20:39:38
Google Analytics

www.google-analytics.com/gtm/android

🇺🇸 GOOGLE

Request:

Response: application/javascript

June 4, 2025 at 20:39:38
Google

www.googleadservices.com/pagead/conversion

🇺🇸 GOOGLE

Request:

Response: text/html

June 4, 2025 at 20:39:38
Google

www.googleadservices.com/pagead/conversion

🇺🇸 GOOGLE

Request:

Response: text/html

June 4, 2025 at 20:39:38
AppsFlyer

zugkc4.dlsdk.appsflyersdk.com/v1.0/android

🇺🇸 AMAZON-02

Request: application/json

Response: application/json

June 4, 2025 at 20:39:42
snplow.net

com-quizlet-prod1.collector.snplow.net/co...

🇺🇸 GOOGLE-CLOUD-PLATFORM

Request: application/json

Response: text/plain

June 4, 2025 at 20:39:47
Amazon Advertisement

c.amazon-adsystem.com/aps_mobile_client_c...

🇺🇸 AMAZON-02

Request:

Response: application/json

June 4, 2025 at 20:39:47
Google

googleads.g.doubleclick.net/mads/static

🇺🇸 GOOGLE

Request:

Response: text/html

June 4, 2025 at 20:39:48
Google

googleads.g.doubleclick.net/mads/static

🇺🇸 GOOGLE

Request:

Response: text/cache-manifest

June 4, 2025 at 20:39:48
Google

googleads.g.doubleclick.net/favicon.ico

🇺🇸 GOOGLE

Request:

Response: image/x-icon

June 4, 2025 at 20:39:48
Google

googleads.g.doubleclick.net/getconfig/pub...

🇺🇸 GOOGLE

Request:

Response: application/json

June 4, 2025 at 20:39:48
Firebase

app-measurement.com/config/app

🇺🇸 GOOGLE

Request:

Response: application/x-protobuf

June 4, 2025 at 20:39:48
Firebase

app-measurement.com/a

🇺🇸 GOOGLE

Request: application/x-www-form-urlencoded

Response: image/gif

June 4, 2025 at 20:40:07
Firebase

firebaselogging-pa.googleapis.com/v1/firelog

🇺🇸 GOOGLE

Request: application/json

Response: application/json

June 4, 2025 at 20:40:09
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Firebase

firebaselogging.googleapis.com/v0cc/log

🇺🇸 GOOGLE

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Firebase

firebaseremoteconfig.googleapis.com/v1/pr...

🇺🇸 GOOGLE

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:40:10
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

June 4, 2025 at 20:40:11
Firebase

firebaseremoteconfig.googleapis.com/v1/pr...

🇺🇸 GOOGLE

Request: application/json

Response: application/json

June 4, 2025 at 20:40:36
Firebase

play.googleapis.com/play/log

🇺🇸 GOOGLE

Request:

Response: text/plain

June 4, 2025 at 20:40:36
Firebase

play.googleapis.com/play/log

🇺🇸 GOOGLE

Request: application/x-gzip

Response: text/plain

October 3, 2025 at 06:45:04
Firebase

firebaseinstallations.googleapis.com/v1/p...

🇺🇸 GOOGLE

Request: application/json

Response: application/json

October 3, 2025 at 06:45:05
snplow.net

com-quizlet-prod1.collector.snplow.net/co...

🇺🇸 GOOGLE-CLOUD-PLATFORM

Request: application/json

Response: text/plain

October 3, 2025 at 06:45:10
Amazon Advertisement

c.amazon-adsystem.com/aps_mobile_client_c...

🇺🇸 AMAZON-02

Request:

Response: application/json

October 3, 2025 at 06:45:10
Google

googleads.g.doubleclick.net/mads/static

🇺🇸 GOOGLE

Request:

Response: text/html

October 3, 2025 at 06:45:11
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

October 3, 2025 at 06:45:11
Google

googleads.g.doubleclick.net/mads/static

🇺🇸 GOOGLE

Request:

Response: text/cache-manifest

October 3, 2025 at 06:45:11
Google

googleads.g.doubleclick.net/favicon.ico

🇺🇸 GOOGLE

Request:

Response: image/x-icon

October 3, 2025 at 06:45:11
Google

googleads.g.doubleclick.net/getconfig/pub...

🇺🇸 GOOGLE

Request:

Response: application/json

October 3, 2025 at 06:45:11
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

October 3, 2025 at 06:45:11
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

October 3, 2025 at 06:45:11
Braze

sdk.iad-03.braze.com/api/v3

CLOUDFLARENET

Request: application/json

Response: application/json

February 1, 2026 at 09:18:16
Firebase

firebaseinstallations.googleapis.com/v1/p...

🇺🇸 Google LLC

Request: application/json

Response: application/json

February 1, 2026 at 09:18:16
quizlet.com

api.quizlet.com/3.11/country-information

Cloudflare, Inc.

Request:

Response: application/json

February 1, 2026 at 09:18:16
Google

www.googleadservices.com/pagead/conversion

🇺🇸 Google LLC

Request:

Response: text/html

February 1, 2026 at 09:18:16
quizlet.com

api.quizlet.com/3.11/logs

Cloudflare, Inc.

Request: application/json

Response: application/json

February 1, 2026 at 09:18:16
quizlet.com

api.quizlet.com/3.11/compatibility-check

Cloudflare, Inc.

Request:

Response: application/json

February 1, 2026 at 09:18:16
Google

www.googleadservices.com/pagead/conversion

🇺🇸 Google LLC

Request:

Response: text/html

February 1, 2026 at 09:18:16
Firebase

play-fe.googleapis.com/fdfe/integrity

🇺🇸 Google LLC

Request: application/x-protobuf

Response: application/protobuf

February 1, 2026 at 09:18:17
AppsFlyer

zugkc4.dlsdk.appsflyersdk.com/v1.0/android

🇺🇸 Amazon.com, Inc.

Request: application/json

Response: application/json

February 1, 2026 at 09:18:20
snplow.net

com-quizlet-prod1.collector.snplow.net/co...

🇺🇸 Google LLC

Request: application/json

Response: text/plain

February 1, 2026 at 09:18:25
Firebase

firebaseremoteconfig.googleapis.com/v1/pr...

🇺🇸 Google LLC

Request: application/json

Response: application/json

February 1, 2026 at 09:18:25
Amazon Advertisement

c.amazon-adsystem.com/aps_mobile_client_c...

🇺🇸 Amazon.com, Inc.

Request:

Response: application/xml

February 1, 2026 at 09:18:25
Google

googleads.g.doubleclick.net/mads/static

🇺🇸 Google LLC

Request:

Response: text/html

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