SMS Forwarder

Zerogic Inc. · Build 10.10.19

com.frzinapps.smsforward
Static analysis completeScanned 2026-11-07 19:50 UTC

Static checks identify review items, not a guarantee of safety.

Backend checks: 6 unauthenticated read checks against backends referenced in this build — 5 refused access, 1 could not be determined. Each check describes one request at the recorded scan time and does not establish the backend's current state. An undetermined result is not evidence that the backend is closed.

Overview

Review needed

1 high or critical finding category to review

SMS Forwarder (com.frzinapps.smsforward) scored grade C, 77 out of 100, in a static scan of version 10.10.19 on 2026-11-07. It has 1 high or critical finding category of 6, across 9 occurrences. 13 tracking SDKs are present in the package, which describes what ships, not what runs or what it sends. This is static analysis of a single build: it does not observe the app running and does not establish that any data is exposed.

Finding categories69 occurrences
High / critical1Category count
Tracking SDKs13Presence, not observed traffic
Assessment score77 / 100Grade C

Start with these findings

highTelegram bot API token1 occurrence

Interpretation & review guidance

A Telegram bot API token. Anyone with it can control the bot, read its messages and post as it — regenerate via BotFather.

Reference: CWE-798 · MASVS-STORAGE-1 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.
lowData Safety label omits Contacts1 occurrence

Interpretation & review guidance

The app's Google Play Data Safety label omits a data category it can actually access — a permission it requests, or an advertising/device identifier it references. Under-declaring collection is a Play policy issue and a COPPA/privacy concern. This is a static signal: a requested permission is capability, not proof of collection — confirm against runtime behavior.

Reference: CWE-359 · MASVS-PRIVACY-3 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.
lowFirebase Realtime Database reference1 occurrence

Interpretation & review guidance

A Firebase Realtime Database URL. Nearly every app that uses Firebase ships one. It's only an exposure if the database rules are world-readable — that's what live verification checks.

Reference: CWE-200 · CWE-284 · MASVS-STORAGE-2 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.
View all 6 categories

Privacy

39 requested permissions · 6 flagged high-risk classes.

Review privacy signals →

Build & components

120 components recorded. Certificate parsing does not validate APK signature integrity.

Inspect build evidence →

Findings

6 categories · 9 occurrences. Severity totals describe categories. Expand a finding for interpretation and review guidance.

highTelegram bot API token1 occurrence

Interpretation & review guidance

A Telegram bot API token. Anyone with it can control the bot, read its messages and post as it — regenerate via BotFather.

Reference: CWE-798 · MASVS-STORAGE-1 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
classes3.dex
Recorded match
•••••••• (40+ chars, redacted)
Detector rule
telegram_bot_token
Recorded file locations
  • classes3.dex

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowData Safety label omits Contacts1 occurrence

Interpretation & review guidance

The app's Google Play Data Safety label omits a data category it can actually access — a permission it requests, or an advertising/device identifier it references. Under-declaring collection is a Play policy issue and a COPPA/privacy concern. This is a static signal: a requested permission is capability, not proof of collection — confirm against runtime behavior.

Reference: CWE-359 · MASVS-PRIVACY-3 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
data-safety:Contacts
Recorded match
Pattern recorded; identifying value redacted.

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowFirebase Realtime Database reference1 occurrence

Interpretation & review guidance

A Firebase Realtime Database URL. Nearly every app that uses Firebase ships one. It's only an exposure if the database rules are world-readable — that's what live verification checks.

Reference: CWE-200 · CWE-284 · MASVS-STORAGE-2 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
firebase_db
Recorded file locations
  • resources.arsc

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowFirebase Storage bucket reference3 occurrences

Interpretation & review guidance

A Firebase Cloud Storage bucket reference (the default <project>.appspot.com). Storing user files here is normal — it's only an exposure if the Storage security rules allow public read/list, which live verification tests.

Reference: CWE-200 · CWE-284 · MASVS-STORAGE-2 — what the control asks for, and other apps with the same finding.

Evidence
3 recorded occurrences in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
firebase_storage_bucket
Recorded file locations
  • resources.arsc

3 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowGoogle API key (client-shipped; restriction unverified)1 occurrence

Interpretation & review guidance

Android apps are designed to ship Google API keys in the client; Google restricts them by app signing certificate + enabled API. This is only a problem if the key is left unrestricted — presence alone is expected, not an exposure.

Reference: CWE-798 · MASVS-STORAGE-1 — what the control asks for, and other apps with the same finding.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
AIza•••••••• (21–40 chars, redacted)
Detector rule
google_api_key
Recorded file locations
  • resources.arsc

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowPrivate key material (third-party library artifact, shared across 189 unrelated developers)2 occurrences

Interpretation & review guidance

A complete PEM private-key block is embedded in the app. This is a real finding worth review — but it is often a bundled library test/sample key rather than a production secret, so we flag it high and leave confirmation to you (a bare header alone no longer triggers it).

Reference: CWE-321 · MASVS-CRYPTO-2 — what the control asks for, and other apps with the same finding.

Evidence
2 recorded occurrences in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
classes3.dex
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
private_key
Recorded file locations
  • classes3.dex

2 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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Privacy signals

Capabilities and bundled software do not prove that data was collected or transmitted.

Requested permissions39
Flagged high-risk classes6
Detected SDKs13

Contacts Read SMS Send SMS Phone state Accounts List installed apps

Requested permission inventory (39)
  • android.Manifest.permission.READ_PHONE_STATE
  • android.permission.ACCESS_ADSERVICES_AD_ID
  • android.permission.ACCESS_ADSERVICES_ATTRIBUTION
  • android.permission.ACCESS_ADSERVICES_TOPICS
  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.ACCESS_WIFI_STATE
  • android.permission.CHANGE_NETWORK_STATE
  • android.permission.CHANGE_WIFI_STATE
  • android.permission.FOREGROUND_SERVICE
  • android.permission.FOREGROUND_SERVICE_REMOTE_MESSAGING
  • android.permission.GET_ACCOUNTS
  • android.permission.INTERNET
  • android.permission.NFC
  • android.permission.POST_NOTIFICATIONS
  • android.permission.QUERY_ALL_PACKAGES
  • android.permission.READ_BASIC_PHONE_STATE
  • android.permission.READ_CONTACTS
  • android.permission.READ_PHONE_NUMBERS
  • android.permission.READ_PHONE_STATE
  • android.permission.READ_SMS
  • android.permission.RECEIVE_BOOT_COMPLETED
  • android.permission.RECEIVE_MMS
  • android.permission.RECEIVE_SMS
  • android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
  • android.permission.SEND_SMS
  • android.permission.USE_BIOMETRIC
  • android.permission.USE_FINGERPRINT
  • android.permission.VIBRATE
  • android.permission.WAKE_LOCK
  • android.provider.Telephony.SMS_RECEIVED
  • com.amazon.privacypass.ATTEST
  • com.android.vending.BILLING
  • com.android.vending.CHECK_LICENSE
  • com.frzinapps.smsforward.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
  • com.google.android.c2dm.permission.RECEIVE
  • com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
  • com.google.android.gms.permission.AD_ID
  • com.google.android.providers.gsf.permission.READ_GSERVICES
  • com.samsung.android.providers.context.permission.WRITE_USE_APP_FEATURE_SURVEY

Data collection & flow (privacy signal, not part of the grade)

Data the app can access
Contacts
Contacts
Personal info
Device accounts
Phone
Phone state / numberPhone number
Photos & files
Storage (write)
SMS
Send SMSRead SMSReceive SMS
Persistent identifiers (referenced in code)
Advertising ID (AAID)Android IDDevice ID / IMEI
Where it can go
Third parties present (10)
AppLovinGoogle AdMobPangle (ByteDance)TapjoyUnity AdsVungleironSourceGoogle Analytics for FirebaseGoogle Firebase AnalyticsGoogle Tag Manager
  • Persistent-identifier APIs referenced in code (Advertising ID (AAID), Android ID, Device ID / IMEI) with 10 analytics/ad SDK(s) present — the mechanism used for cross-app profiling.
  • Contacts, Personal info, Phone, Photos & files, SMS data requested with third-party analytics/ad SDKs present.

This maps what the app can access (permissions it requests, identifier APIs its code references) to the third parties bundled in it. It reflects capability and SDK presence — not proof that a specific value was transmitted.

Data Safety: declared vs observed (Play label vs our analysis)

Declared collected
App activityApp info and performanceDevice or other IDsLocationMessagesPersonal info
Declared shared
App activityApp info and performanceDevice or other IDsLocationPersonal info
We observe the app can access
ContactsMessages
⚠ Possible Data Safety mismatch. Label omits 1 category the app can access: Contacts.

We compare the developer's Google Play Data Safety declaration with what the binary can actually do (permissions it requests, identifier APIs and third-party SDKs it ships). A mismatch is a capability signal to confirm — a requested permission is not proof of collection.

Trackers & SDKs (13 detected · privacy signal, not part of the grade)

Advertising
AppLovinGoogle AdMobPangle (ByteDance)TapjoyUnity AdsVungleironSource
Analytics
Google Analytics for FirebaseGoogle Firebase AnalyticsGoogle Tag Manager
Consent
Google UMP (consent)IAB TCF
Crash reporting
Google Crashlytics

Build & components

Scanned build 10.10.19. Store metadata may describe a newer release.

APK SHA-2561fb01e3ada4c8697ed579658eaacab7f856d16373f2b0792a6bddaa957280f79

Signing certificate (who signed this build — factual, not part of the grade)

Signer
frzinlab.com self-signed
Scheme
V3V2
Key
RSA 2048-bit
Algorithm
sha256WithRSA
Validity
2012-07-09 → 2062-06-27
Cert SHA-256
96:38:fa:88:29:cc:49:bf:8a:ec:6f:84:38:78:98:0f:81:ce:e5:01:da:3d:aa:ee:ab:2b:a2:5a:4f:52:95:52

The certificate fingerprint identifies the parsed signing certificate. Knowing this public fingerprint does not establish ownership or validate the APK signature.

Signature integrity: not established by certificate parsing.

Component inventory

120 components. Advisory matching covers a curated set; no match is not proof that a component is vulnerability-free.

Bundled components and recorded advisory matches
ComponentVersionAdvisory matches
androidx.activity:activity1.9.3None recorded
androidx.activity:activity-compose1.9.3None recorded
androidx.activity:activity-ktx1.9.3None recorded
androidx.annotation:annotation-experimental1.5.0None recorded
androidx.appcompat:appcompat1.7.1None recorded
androidx.appcompat:appcompat-resources1.7.1None recorded
androidx.autofill:autofill1.0.0None recorded
androidx.biometric:biometric1.1.0None recorded
androidx.browser:browser1.10.0None recorded
androidx.cardview:cardview1.0.0None recorded
androidx.compose.animation:animation1.7.2None recorded
androidx.compose.animation:animation-core1.7.2None recorded
androidx.compose.foundation:foundation1.7.2None recorded
androidx.compose.foundation:foundation-layout1.7.2None recorded
androidx.compose.material3.adaptive:adaptive1.0.0None recorded
androidx.compose.material3:material31.3.0None recorded
androidx.compose.material:material1.7.2None recorded
androidx.compose.material:material-icons-core1.7.2None recorded
androidx.compose.material:material-ripple1.7.2None recorded
androidx.compose.runtime:runtime1.9.0None recorded
androidx.compose.runtime:runtime-annotation1.9.0None recorded
androidx.compose.runtime:runtime-saveable1.9.0None recorded
androidx.compose.ui:ui1.9.0None recorded
androidx.compose.ui:ui-geometry1.9.0None recorded
androidx.compose.ui:ui-graphics1.9.0None recorded
androidx.compose.ui:ui-text1.9.0None recorded
androidx.compose.ui:ui-text-google-fonts1.9.0None recorded
androidx.compose.ui:ui-tooling-preview1.9.0None recorded
androidx.compose.ui:ui-unit1.9.0None recorded
androidx.compose.ui:ui-util1.9.0None recorded
androidx.constraintlayout:constraintlayout2.2.1None recorded
androidx.constraintlayout:constraintlayout-compose1.1.0None recorded
androidx.coordinatorlayout:coordinatorlayout1.1.0None recorded
androidx.core:core1.16.0None recorded
androidx.core:core-ktx1.16.0None recorded
androidx.core:core-viewtree1.0.0None recorded
androidx.credentials:credentials1.6.0None recorded
androidx.credentials:credentials-play-services-auth1.6.0None recorded
androidx.cursoradapter:cursoradapter1.0.0None recorded
androidx.customview:customview1.2.0None recorded
androidx.customview:customview-poolingcontainer1.0.0None recorded
androidx.databinding:viewbinding9.4.0None recorded
androidx.datastore:datastore1.2.1None recorded
androidx.datastore:datastore-core1.2.1None recorded
androidx.datastore:datastore-preferences1.2.1None recorded
androidx.datastore:datastore-preferences-core1.2.1None recorded
androidx.documentfile:documentfile1.0.0None recorded
androidx.drawerlayout:drawerlayout1.1.1None recorded
androidx.dynamicanimation:dynamicanimation1.1.0None recorded
androidx.emoji2:emoji21.4.0None recorded
androidx.emoji2:emoji2-views-helper1.4.0None recorded
androidx.exifinterface:exifinterface1.3.6None recorded
androidx.fragment:fragment1.8.8None recorded
androidx.fragment:fragment-ktx1.8.8None recorded
androidx.graphics:graphics-path1.0.1None recorded
androidx.graphics:graphics-shapes1.0.1None recorded
androidx.interpolator:interpolator1.0.0None recorded
androidx.legacy:legacy-support-core-utils1.0.0None recorded
androidx.lifecycle:lifecycle-extensions2.2.0None recorded
androidx.lifecycle:lifecycle-livedata2.10.0None recorded
androidx.lifecycle:lifecycle-livedata-core2.10.0None recorded
androidx.lifecycle:lifecycle-livedata-core-ktx2.10.0None recorded
androidx.lifecycle:lifecycle-livedata-ktx2.10.0None recorded
androidx.lifecycle:lifecycle-process2.10.0None recorded
androidx.lifecycle:lifecycle-runtime2.10.0None recorded
androidx.lifecycle:lifecycle-runtime-compose2.10.0None recorded
androidx.lifecycle:lifecycle-runtime-ktx2.10.0None recorded
androidx.lifecycle:lifecycle-service2.10.0None recorded
androidx.lifecycle:lifecycle-viewmodel2.10.0None recorded
androidx.lifecycle:lifecycle-viewmodel-compose2.10.0None recorded
androidx.lifecycle:lifecycle-viewmodel-ktx2.10.0None recorded
androidx.lifecycle:lifecycle-viewmodel-savedstate2.10.0None recorded
androidx.loader:loader1.1.0None recorded
androidx.localbroadcastmanager:localbroadcastmanager1.0.0None recorded
androidx.navigation:navigation-common2.9.8None recorded
androidx.navigation:navigation-fragment2.9.8None recorded
androidx.navigation:navigation-fragment-ktx2.9.8None recorded
androidx.navigation:navigation-runtime2.9.8None recorded
androidx.navigation:navigation-ui2.9.8None recorded
androidx.navigation:navigation-ui-ktx2.9.8None recorded
androidx.paging:paging-common3.5.0None recorded
androidx.paging:paging-runtime3.5.0None recorded
androidx.paging:paging-runtime-ktx3.5.0None recorded
androidx.preference:preference1.2.1None recorded
androidx.preference:preference-ktx1.2.1None recorded
androidx.print:print1.0.0None recorded
androidx.privacysandbox.ads:ads-adservices1.1.0-beta11None recorded
androidx.privacysandbox.ads:ads-adservices-java1.1.0-beta11None recorded
androidx.profileinstaller:profileinstaller1.4.0None recorded
androidx.recyclerview:recyclerview1.3.1None recorded
androidx.room:room-ktx2.8.4None recorded
androidx.room:room-paging2.8.4None recorded
androidx.room:room-runtime2.8.4None recorded
androidx.savedstate:savedstate1.4.0None recorded
androidx.savedstate:savedstate-compose1.4.0None recorded
androidx.savedstate:savedstate-ktx1.4.0None recorded
androidx.slidingpanelayout:slidingpanelayout1.2.0None recorded
androidx.sqlite:sqlite2.6.2None recorded
androidx.sqlite:sqlite-framework2.6.2None recorded
androidx.startup:startup-runtime1.1.1None recorded
androidx.tracing:tracing1.2.0None recorded
androidx.tracing:tracing-ktx1.2.0None recorded
androidx.transition:transition1.5.0None recorded
androidx.vectordrawable:vectordrawable1.1.0None recorded
androidx.vectordrawable:vectordrawable-animated1.1.0None recorded
androidx.versionedparcelable:versionedparcelable1.1.1None recorded
androidx.viewpager2:viewpager21.1.0None recorded
androidx.viewpager:viewpager1.0.0None recorded
androidx.webkit:webkit1.16.0None recorded
androidx.window.extensions.core:core1.0.0None recorded
androidx.window:window1.3.0None recorded
androidx.window:window-core1.3.0None recorded
androidx.work:work-runtime2.11.2None recorded
androidx.work:work-runtime-ktx2.11.2None recorded
com.google.android.material:material1.14.0None recorded
com.squareup.okhttp3:okhttp4.12.0None recorded
kotlinx:coroutines_android1.10.2None recorded
kotlinx:coroutines_core1.10.2None recorded
kotlinx:coroutines_guava1.10.2None recorded
kotlinx:coroutines_play_services1.10.2None recorded
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About this app · store information

About this app

Auto-forward and sync SMS & notifications to your PC, phone, or email instantly.

Content ratingEveryone
Download size36.6 MB
Privacy policyPublished →
Developer sitezerogic.com

Screenshots

App screenshotApp screenshotApp screenshotApp screenshotApp screenshotApp screenshot

Scan history

Each row is an observed scan. Gaps between scans do not establish how long a finding existed.

Scanned (UTC)BuildScoreGrade
2026-11-07 19:50 UTC10.10.1977C

View changes between the last two scans →

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Coverage & gap matrix · Verify signed evidence

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apk-scanner.com exposure grade
Markdown
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HTML
<a href="https://apk-scanner.com/app/com.frzinapps.smsforward"><img src="https://apk-scanner.com/app/com.frzinapps.smsforward/badge.svg" alt="apk-scanner.com exposure grade" height="20"></a>

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