Master English
1.8M installs
28.7K ratings
159.7K monthly active users
$10K+ monthly revenue est.
IAP 100% · Ad 0%
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SDKs, Trackers & Permissions for Master English
SDK Scan Status
Last Successful SDK Scan: 2026-04-01
Lastest Attempt: 2026-04-01
Last Attempt Status: Success
| Scanned At | Version | Scan Result |
|---|---|---|
| April 1, 2026 at 14:34:40 | 15903 | Success |
| March 1, 2026 at 10:34:08 | 15903 | Success |
| January 29, 2026 at 18:55:59 | 15903 | Success |
| December 29, 2025 at 18:59:44 | 14182 | Success |
| November 28, 2025 at 20:51:01 | 14182 | Success |
The download and scan process is automated but can require manual troubleshooting. Feel free to reach out if your request does not complete in 24hrs or if you have any questions.
Analytics: Product
- application/activity:com.braze.push.NotificationTrampolineActivity
- application/activity:com.braze.ui.BrazeWebViewActivity
- application/activity:com.braze.ui.activities.BrazeFeedActivity
- application/activity:com.braze.ui.activities.ContentCardsActivity
- application/activity:com.braze.unity.BrazeUnityPlayerActivity
- application/receiver:com.braze.BrazeFlushPushDeliveryReceiver
- application/receiver:com.braze.push.BrazePushReceiver
- application/receiver/intent-filter/action:com.braze.FLUSH_EVENTS
- application/service:com.braze.push.BrazeFirebaseMessagingService
- smali:com.braze
- smali:com.braze.analytics
- smali:com.braze.communication
- smali:com.braze.communication.dust
- smali:com.braze.configuration
- smali:com.braze.coroutine
- smali:com.braze.dispatch
- smali:com.braze.enums
- smali:com.braze.enums.inappmessage
- smali:com.braze.events
- smali:com.braze.events.internal
- smali:com.braze.events.internal.dispatchmanager
- smali:com.braze.exceptions
- smali:com.braze.images
- smali:com.braze.location
- smali:com.braze.lrucache
- smali:com.braze.managers
- smali:com.braze.models
- smali:com.braze.models.cards
- smali:com.braze.models.dust
- smali:com.braze.models.inappmessage
- smali:com.braze.models.outgoing
- smali:com.braze.models.outgoing.event
- smali:com.braze.models.outgoing.event.push
- smali:com.braze.models.push
- smali:com.braze.models.response
- smali:com.braze.models.theme
- smali:com.braze.push
- smali:com.braze.push.support
- smali:com.braze.requests
- smali:com.braze.requests.framework
- smali:com.braze.requests.framework.queue
- smali:com.braze.requests.util
- smali:com.braze.storage
- smali:com.braze.support
- smali:com.braze.support.delegates
- smali:com.braze.triggers
- smali:com.braze.triggers.actions
- smali:com.braze.triggers.conditions
- smali:com.braze.triggers.conditions.logical
- smali:com.braze.triggers.config
- smali:com.braze.triggers.enums
- smali:com.braze.triggers.events
- smali:com.braze.triggers.managers
- smali:com.braze.triggers.utils
- smali:com.braze.ui
- smali:com.braze.ui.actions
- smali:com.braze.ui.actions.brazeactions
- smali:com.braze.ui.actions.brazeactions.steps
- smali:com.braze.ui.activities
- smali:com.braze.ui.adapters
- smali:com.braze.ui.banners
- smali:com.braze.ui.banners.jsinterface
- smali:com.braze.ui.banners.listeners
- smali:com.braze.ui.banners.utils
- smali:com.braze.ui.contentcards
- smali:com.braze.ui.contentcards.adapters
- smali:com.braze.ui.contentcards.handlers
- smali:com.braze.ui.contentcards.listeners
- smali:com.braze.ui.contentcards.managers
- smali:com.braze.ui.contentcards.recycler
- smali:com.braze.ui.contentcards.view
- smali:com.braze.ui.feed
- smali:com.braze.ui.feed.listeners
- smali:com.braze.ui.feed.view
- smali:com.braze.ui.inappmessage
- smali:com.braze.ui.inappmessage.config
- smali:com.braze.ui.inappmessage.factories
- smali:com.braze.ui.inappmessage.jsinterface
- smali:com.braze.ui.inappmessage.listeners
- smali:com.braze.ui.inappmessage.utils
- smali:com.braze.ui.inappmessage.views
- smali:com.braze.ui.support
- smali:com.braze.ui.widget
- smali:com.braze.unity
- smali:com.braze.unity.configuration
- smali:com.braze.unity.enums
- smali:com.braze.unity.prime31compatible
- smali:com.braze.unity.utils
- application/provider:com.google.firebase.provider.FirebaseInitProvider
- application/receiver:com.google.firebase.iid.FirebaseInstanceIdReceiver
- application/service:com.google.firebase.components.ComponentDiscoveryService
- application/service:com.google.firebase.messaging.FirebaseMessagingService
- application/service:com.google.firebase.messaging.MessageForwardingService
- application/service:com.google.firebase.messaging.cpp.ListenerService
- application/service:com.google.firebase.messaging.cpp.RegistrationIntentService
- application/service/intent-filter/action:com.google.firebase.MESSAGING_EVENT
- application/service/meta-data:com.google.firebase.components:com.google.firebase.FirebaseCommonKtxRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.analytics.connector.internal.AnalyticsConnectorRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.crashlytics.CrashlyticsRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.crashlytics.FirebaseCrashlyticsKtxRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.crashlytics.ndk.CrashlyticsNdkRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.datatransport.TransportRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.iid.Registrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.installations.FirebaseInstallationsKtxRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.installations.FirebaseInstallationsRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.ktx.FirebaseCommonLegacyRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.messaging.FirebaseMessagingKtxRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.messaging.FirebaseMessagingRegistrar
- application/service/meta-data:com.google.firebase.components:com.google.firebase.sessions.FirebaseSessionsRegistrar
- smali:com.google.firebase
- smali:com.google.firebase.analytics
- smali:com.google.firebase.analytics.connector
- smali:com.google.firebase.analytics.connector.internal
- smali:com.google.firebase.analytics.ktxtesting
- smali:com.google.firebase.annotations
- smali:com.google.firebase.annotations.concurrent
- smali:com.google.firebase.app
- smali:com.google.firebase.app.unity
- smali:com.google.firebase.components
- smali:com.google.firebase.concurrent
- smali:com.google.firebase.crashlytics
- smali:com.google.firebase.crashlytics.internal
- smali:com.google.firebase.crashlytics.internal.analytics
- smali:com.google.firebase.crashlytics.internal.breadcrumbs
- smali:com.google.firebase.crashlytics.internal.common
- smali:com.google.firebase.crashlytics.internal.concurrency
- smali:com.google.firebase.crashlytics.internal.metadata
- smali:com.google.firebase.crashlytics.internal.model
- smali:com.google.firebase.crashlytics.internal.model.serialization
- smali:com.google.firebase.crashlytics.internal.network
- smali:com.google.firebase.crashlytics.internal.persistence
- smali:com.google.firebase.crashlytics.internal.send
- smali:com.google.firebase.crashlytics.internal.settings
- smali:com.google.firebase.crashlytics.internal.stacktrace
- smali:com.google.firebase.crashlytics.ndk
- smali:com.google.firebase.crashlytics.unity
- smali:com.google.firebase.datastorage
- smali:com.google.firebase.datatransport
- smali:com.google.firebase.dynamicloading
- smali:com.google.firebase.emulators
- smali:com.google.firebase.encoders
- smali:com.google.firebase.encoders.annotations
- smali:com.google.firebase.encoders.config
- smali:com.google.firebase.encoders.json
- smali:com.google.firebase.encoders.proto
- smali:com.google.firebase.events
- smali:com.google.firebase.firebase_analytics
- smali:com.google.firebase.heartbeatinfo
- smali:com.google.firebase.iid
- smali:com.google.firebase.iid.internal
- smali:com.google.firebase.inject
- smali:com.google.firebase.installations
- smali:com.google.firebase.installations.internal
- smali:com.google.firebase.installations.interop
- smali:com.google.firebase.installations.ktx
- smali:com.google.firebase.installations.local
- smali:com.google.firebase.installations.remote
- smali:com.google.firebase.installations.time
- smali:com.google.firebase.internal
- smali:com.google.firebase.ktx
- smali:com.google.firebase.logger
- smali:com.google.firebase.measurement
- smali:com.google.firebase.measurement_impl
- smali:com.google.firebase.messaging
- smali:com.google.firebase.messaging.cpp
- smali:com.google.firebase.messaging.reporting
- smali:com.google.firebase.messaging.threads
- smali:com.google.firebase.platforminfo
- smali:com.google.firebase.provider
- smali:com.google.firebase.remoteconfig
- smali:com.google.firebase.remoteconfig.interop
- smali:com.google.firebase.remoteconfig.interop.rollouts
- smali:com.google.firebase.remoteconfiginterop
- smali:com.google.firebase.sessions
- smali:com.google.firebase.sessions.api
- smali:com.google.firebase.sessions.dagger
- smali:com.google.firebase.sessions.dagger.internal
- smali:com.google.firebase.sessions.settings
- smali:com.google.firebase.tracing
- smali:com.google.firebase.unity
- smali:com.google.firebase.unity.analytics
- smali:com.google.firebase.unity.app
- smali:com.google.firebase.unity.crashlytics
- smali:com.google.firebase.unity.messaging
- smali:com.google.firebase.util
Business Tools
- application/activity:com.revenuecat.purchases.amazon.purchasing.ProxyAmazonBillingActivity
- smali:com.revenuecat
- smali:com.revenuecat.purchases
- smali:com.revenuecat.purchases.amazon
- smali:com.revenuecat.purchases.amazon.attribution
- smali:com.revenuecat.purchases.amazon.handler
- smali:com.revenuecat.purchases.amazon.listener
- smali:com.revenuecat.purchases.amazon.purchasing
- smali:com.revenuecat.purchases.api
- smali:com.revenuecat.purchases.backup
- smali:com.revenuecat.purchases.blockstore
- smali:com.revenuecat.purchases.common
- smali:com.revenuecat.purchases.common.caching
- smali:com.revenuecat.purchases.common.diagnostics
- smali:com.revenuecat.purchases.common.events
- smali:com.revenuecat.purchases.common.networking
- smali:com.revenuecat.purchases.common.offerings
- smali:com.revenuecat.purchases.common.offlineentitlements
- smali:com.revenuecat.purchases.common.responses
- smali:com.revenuecat.purchases.common.subscriberattributes
- smali:com.revenuecat.purchases.common.verification
- smali:com.revenuecat.purchases.customercenter
- smali:com.revenuecat.purchases.customercenter.events
- smali:com.revenuecat.purchases.data
- smali:com.revenuecat.purchases.deeplinks
- smali:com.revenuecat.purchases.google
- smali:com.revenuecat.purchases.google.attribution
- smali:com.revenuecat.purchases.google.usecase
- smali:com.revenuecat.purchases.hybridcommon
- smali:com.revenuecat.purchases.hybridcommon.mappers
- smali:com.revenuecat.purchases.identity
- smali:com.revenuecat.purchases.interfaces
- smali:com.revenuecat.purchases.models
- smali:com.revenuecat.purchases.paywalls
- smali:com.revenuecat.purchases.paywalls.components
- smali:com.revenuecat.purchases.paywalls.components.common
- smali:com.revenuecat.purchases.paywalls.components.properties
- smali:com.revenuecat.purchases.paywalls.events
- smali:com.revenuecat.purchases.paywalls.fonts
- smali:com.revenuecat.purchases.simulatedstore
- smali:com.revenuecat.purchases.storage
- smali:com.revenuecat.purchases.strings
- smali:com.revenuecat.purchases.subscriberattributes
- smali:com.revenuecat.purchases.subscriberattributes.caching
- smali:com.revenuecat.purchases.utils
- smali:com.revenuecat.purchases.utils.serializers
- smali:com.revenuecat.purchases.virtualcurrencies
- smali:com.revenuecat.purchasesunity
- application/activity:com.zendesk.gallery.Gallery
- smali:com.zendesk
- smali:com.zendesk.unity
Development Tools
- smali:org.checkerframework
- smali:org.checkerframework.checker
- smali:org.checkerframework.checker.builder
- smali:org.checkerframework.checker.builder.qual
- smali:org.checkerframework.checker.calledmethods
- smali:org.checkerframework.checker.calledmethods.qual
- smali:org.checkerframework.checker.compilermsgs
- smali:org.checkerframework.checker.compilermsgs.qual
- smali:org.checkerframework.checker.fenum
- smali:org.checkerframework.checker.fenum.qual
- smali:org.checkerframework.checker.formatter
- smali:org.checkerframework.checker.formatter.qual
- smali:org.checkerframework.checker.guieffect
- smali:org.checkerframework.checker.guieffect.qual
- smali:org.checkerframework.checker.i18n
- smali:org.checkerframework.checker.i18n.qual
- smali:org.checkerframework.checker.i18nformatter
- smali:org.checkerframework.checker.i18nformatter.qual
- smali:org.checkerframework.checker.index
- smali:org.checkerframework.checker.index.qual
- smali:org.checkerframework.checker.initialization
- smali:org.checkerframework.checker.initialization.qual
- smali:org.checkerframework.checker.interning
- smali:org.checkerframework.checker.interning.qual
- smali:org.checkerframework.checker.lock
- smali:org.checkerframework.checker.lock.qual
- smali:org.checkerframework.checker.nullness
- smali:org.checkerframework.checker.nullness.qual
- smali:org.checkerframework.checker.optional
- smali:org.checkerframework.checker.optional.qual
- smali:org.checkerframework.checker.propkey
- smali:org.checkerframework.checker.propkey.qual
- smali:org.checkerframework.checker.regex
- smali:org.checkerframework.checker.regex.qual
- smali:org.checkerframework.checker.signature
- smali:org.checkerframework.checker.signature.qual
- smali:org.checkerframework.checker.signedness
- smali:org.checkerframework.checker.signedness.qual
- smali:org.checkerframework.checker.tainting
- smali:org.checkerframework.checker.tainting.qual
- smali:org.checkerframework.checker.units
- smali:org.checkerframework.checker.units.qual
- smali:org.checkerframework.common
- smali:org.checkerframework.common.aliasing
- smali:org.checkerframework.common.aliasing.qual
- smali:org.checkerframework.common.initializedfields
- smali:org.checkerframework.common.initializedfields.qual
- smali:org.checkerframework.common.reflection
- smali:org.checkerframework.common.reflection.qual
- smali:org.checkerframework.common.returnsreceiver
- smali:org.checkerframework.common.returnsreceiver.qual
- smali:org.checkerframework.common.subtyping
- smali:org.checkerframework.common.subtyping.qual
- smali:org.checkerframework.common.util
- smali:org.checkerframework.common.util.report
- smali:org.checkerframework.common.util.report.qual
- smali:org.checkerframework.common.value
- smali:org.checkerframework.common.value.qual
- smali:org.checkerframework.dataflow
- smali:org.checkerframework.dataflow.qual
- smali:org.checkerframework.framework
- smali:org.checkerframework.framework.qual
- application/meta-data:com.google.android.gms.version
- application/receiver:com.google.android.gms.measurement.AppMeasurementReceiver
- application/service:com.google.android.gms.measurement.AppMeasurementJobService
- application/service:com.google.android.gms.measurement.AppMeasurementService
- smali:com.google.android.gms.measurement
- smali:com.google.android.gms.measurement.api
- smali:com.google.android.gms.measurement.internal
- smali:com.google.android.gms.measurement.sdk
- smali:com.google.android.gms.measurement.sdk.api
- smali:com.google.android.gms.measurement_base
- smali:org.webrtc
- smali:org.webrtc.audio
- smali:org.intellij
- smali:org.intellij.lang
- smali:org.intellij.lang.annotations
- smali:kotlin.collections
- smali:kotlin.collections.builders
- smali:kotlin.collections.jdk8
- smali:kotlin.collections.unsigned
- smali:kotlin.io
- smali:kotlin.io.encoding
- smali:kotlin.io.path
- smali:kotlin.jvm
- smali:kotlin.jvm.functions
- smali:kotlin.jvm.internal
- smali:kotlin.jvm.internal.markers
- smali:kotlin.jvm.internal.unsafe
- smali:kotlin.jvm.jdk8
- smali:kotlin.jvm.optionals
- smali:kotlin.properties
- smali:kotlin.reflect
- smali:kotlin.text
- smali:kotlin.text.jdk8
- smali:kotlinx
- smali:kotlinx.android
- smali:kotlinx.android.extensions
- smali:kotlinx.android.parcel
- smali:kotlinx.coroutines
- smali:kotlinx.coroutines.android
- smali:kotlinx.coroutines.channels
- smali:kotlinx.coroutines.debug
- smali:kotlinx.coroutines.debug.internal
- smali:kotlinx.coroutines.flow
- smali:kotlinx.coroutines.flow.internal
- smali:kotlinx.coroutines.future
- smali:kotlinx.coroutines.internal
- smali:kotlinx.coroutines.intrinsics
- smali:kotlinx.coroutines.scheduling
- smali:kotlinx.coroutines.selects
- smali:kotlinx.coroutines.stream
- smali:kotlinx.coroutines.sync
- smali:kotlinx.coroutines.tasks
- smali:kotlinx.coroutines.time
- smali:kotlinx.parcelize
- smali:com.unity3d.player
- smali:com.unity3d.player.a
- application/meta-data:unity.auto-report-fully-drawn
- application/meta-data:unity.launch-fullscreen
- application/meta-data:unity.splash-enable
- application/meta-data:unity.splash-mode
- application/activity/meta-data:unityplayer.UnityActivity
Analytics: Attribution
- queries/intent/action:com.appsflyer.referrer.INSTALL_PROVIDER
- smali:com.appsflyer
- smali:com.appsflyer.attribution
- smali:com.appsflyer.deeplink
- smali:com.appsflyer.internal
- smali:com.appsflyer.internal.components
- smali:com.appsflyer.internal.components.network
- smali:com.appsflyer.internal.components.network.http
- smali:com.appsflyer.internal.components.network.http.exceptions
- smali:com.appsflyer.internal.components.queue
- smali:com.appsflyer.internal.components.queue.exceptions
- smali:com.appsflyer.internal.platform_extension
- smali:com.appsflyer.share
- smali:com.appsflyer.unity
Ad Networks
Unknown SDKs and Services
If you recognize any of these please reach out to have it added.
- smali:_COROUTINE
- application/service/meta-data:backend:com.google.android.datatransport.cct.CctBackendFactory
- smali:bitter
- smali:bitter.jnibridge
- smali:com.Kosmo
- smali:com.MyPlugin
- smali:com.MyPlugin.unity
- application/receiver:com.amazon.device.iap.ResponseReceiver
- application/receiver/intent-filter/action:com.amazon.inapp.purchasing.NOTIFY
- smali:com.amazon
- smali:com.amazon.a
- smali:com.amazon.a.a
- smali:com.amazon.a.a.a
- smali:com.amazon.a.a.a.a
- smali:com.amazon.a.a.b
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- smali:com.amazon.a.a.n.b
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- smali:com.amazon.a.a.o
- smali:com.amazon.a.a.o.a
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- smali:com.amazon.a.a.o.c
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- smali:com.amazon.a.a.o.d
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- smali:com.amazon.a.b.a
- smali:com.amazon.a.b.b
- smali:com.amazon.b
- smali:com.amazon.c
- smali:com.amazon.c.a
- smali:com.amazon.c.a.a
- smali:com.amazon.d
- smali:com.amazon.d.a
- smali:com.amazon.d.b
- smali:com.amazon.d.b.a
- smali:com.amazon.d.c
- smali:com.amazon.d.c.a
- smali:com.amazon.device
- smali:com.amazon.device.drm
- smali:com.amazon.device.drm.a
- smali:com.amazon.device.iap
- application/activity:com.google.android.gms.auth.api.signin.internal.SignInHubActivity
- application/activity:com.google.android.gms.common.api.GoogleApiActivity
- application/activity:com.google.android.play.core.common.PlayCoreDialogWrapperActivity
- application/meta-data:com.google.android.play.billingclient.version
- application/receiver:com.google.android.datatransport.runtime.scheduling.jobscheduling.AlarmManagerSchedulerBroadcastReceiver
- application/receiver/intent-filter/action:com.google.android.c2dm.intent.RECEIVE
- application/receiver/meta-data:com.google.android.gms.cloudmessaging.FINISHED_AFTER_HANDLED
- application/service:com.google.android.datatransport.runtime.backends.TransportBackendDiscovery
- application/service:com.google.android.datatransport.runtime.scheduling.jobscheduling.JobInfoSchedulerService
- application/service:com.google.android.gms.auth.api.signin.RevocationBoundService
- queries/intent/action:com.google.android.apps.play.billingtestcompanion.BillingOverrideService.BIND
- smali:com.google.android
- smali:com.google.android.a
- smali:com.google.android.gms
- smali:com.google.android.play
- smali:com.google.common
- smali:com.google.common.base
- smali:com.google.common.cache
- smali:com.google.common.escape
- smali:com.google.common.graph
- smali:com.google.common.hash
- smali:com.google.common.html
- smali:com.google.common.io
- smali:com.google.common.math
- smali:com.google.common.net
- smali:com.google.common.util
- smali:com.google.common.xml
- smali:com.google.crypto
- smali:com.google.crypto.tink
- smali:com.google.errorprone
- smali:com.google.flatbuffers
- smali:com.google.gson
- smali:com.google.gson.internal
- smali:com.google.gson.reflect
- smali:com.google.gson.stream
- smali:com.google.j2objc
- smali:com.google.thirdparty
- smali:dev.drewhamilton
- smali:dev.drewhamilton.poko
- smali:javax
- smali:javax.inject
- smali:net.gree
- smali:net.gree.unitywebview
- application/meta-data:notch.config
- application/activity/meta-data:notch_support
- smali:okio.internal
- smali:org.fmod
- application/meta-data:unity.auto-set-game-state
- application/meta-data:unity.render-outside-safearea
- application/meta-data:unity.strip-engine-code
- application/activity/meta-data:unityplayer.ForwardNativeEventsToDalvik
App Queries
These are the other apps that Master English requests to know other apps are also installed:
Permissions
ACCESS_ADSERVICES_AD_ID
ACCESS_ADSERVICES_ATTRIBUTION
ACCESS_NETWORK_STATE
ACCESS_WIFI_STATE
BLUETOOTH
INTERNET
MODIFY_AUDIO_SETTINGS
POST_NOTIFICATIONS
RECORD_AUDIO
VIBRATE
WAKE_LOCK
com.android.vending.BILLING
com.google.android.c2dm.permission.RECEIVE
com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
com.google.android.gms.permission.AD_ID
com.huawei.appmarket.service.commondata.permission.GET_COMMON_DATA
com.masterenglishprogram.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
com.masterenglishprogram.permission.C2D_MESSAGE