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Directory/Phone & SMS/SpamBlocker Extended (Call/SMS/Notification)SOURCE-BACKED RECORD
SpamBlocker Extended (Call/SMS/Notification) app icon
maintained

SpamBlocker Extended (Call/SMS/Notification)

dev.kerballone.spamblocker

Spam Call/SMS/Notification blocker

Latest documented release6.2.118 Oct 2026 · 8.2 MB→
⬇ Download APK6.2.1 · 8.2 MBPublisher site ↗

01 / Overview

Is SpamBlocker Extended (Call/SMS/Notification) safe?

It blocks unwanted calls, SMS messages, and app notifications without replacing your default call/SMS app. Notification Screening applies your blocking rules to RCS, Signal, WhatsApp, email, and any other messaging app that posts a notification, not just your default SMS app, so spam gets filtered no matter which app it arrives through. Alerts give you a lightweight sound/vibration/flashlight/scr…

Developer
KerballOne
Category
Phone & SMS
Earliest archived version
27 Aug 2026
License
MIT (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

6.2.1

SpamBlocker Extended 6.2.1 Fixes: - Answer + Hang Up could fail on some devices (e.g. CalyxOS) because the ringing event arrived too late. Reverted the 6.1.5 change, as upstream did in 5.19. - Calls reported with an unknown direction are now screened and logged instead of being skipped. - Caller…

Full notes →
6.2.0

SpamBlocker Extended 6.2.0 New: - Contacts and Database now apply to Notifications: phone numbers in a screened app's notification Title or Body are checked against your contacts and the spam database, with no Number Rule needed. "Block non-contacts" can dismiss notifications from unknown senders…

Full notes →
6.1.5

SpamBlocker Extended 6.1.5 New (from upstream): - Workflows: "Find Rules" can pick rules from a list instead of typing their descriptions. - Workflows: "Modify Rules" has a visual rule editor; only the changed fields are saved. Fixes: - Answer + Hang Up could be delayed for minutes on some devices.…

Full notes →

03 / Package identity

Technical fingerprint

Application IDdev.kerballone.spamblocker
Latest APK SHA-256b60616f8a70ffa2c45ed4b282f94435b46b7f30ce4d32d520adbd94dfcf396d5
Signing certificate47:CC:F8:8F:FC:29:85:ED:AE:38:96:5E:DF:77:0A:33:8D:85:8F:A5:D1:AE:8B:80:DD:F7:20:F7:44:E4:8C:F3
MIN ANDROID29TARGET36ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / History

Archive history

5 versions in WIKI archive: earliest 6.1.3 (27 Aug 2026), latest 6.2.1 (18 Oct 2026).

No change in android.permission.* between 6.2.0 and 6.2.1.

05 / Version archive

Documented releases

5 TOTAL
VersionReleasedAndroidArchitecture
6.2.129+arm64-v8a, armeabi-v7a, x86, x86_64→6.2.029+arm64-v8a, armeabi-v7a, x86, x86_64→6.1.529+arm64-v8a, armeabi-v7a, x86, x86_64→6.1.429+arm64-v8a, armeabi-v7a, x86, x86_64→6.1.329+arm64-v8a, armeabi-v7a, x86, x86_64→

06 / Safety & access

Safety verdict

Authentic — file hash matches the source indexReview the flags below before installing
IntegritySHA-256 verified vs source
SourceOpen-source · fdroid
Permissions25 declared · 10 sensitive
Signaturepresent
Anti-featuresNo known anti-features
Sensitive accessCAMERAREAD_CALENDARREAD_CALL_LOGREAD_CONTACTSREAD_PHONE_STATEREAD_SMSRECEIVE_MMSRECEIVE_SMSSEND_SMSSYSTEM_ALERT_WINDOW

Declared permissions

android.permission.ACCESS_NETWORK_STATEandroid.permission.ANSWER_PHONE_CALLSandroid.permission.CAMERAandroid.permission.FLASHLIGHTandroid.permission.FOREGROUND_SERVICEandroid.permission.INTERNETandroid.permission.PACKAGE_USAGE_STATSandroid.permission.POST_NOTIFICATIONSandroid.permission.READ_CALENDARandroid.permission.READ_CALL_LOGandroid.permission.READ_CONTACTSandroid.permission.READ_LOGSandroid.permission.READ_PHONE_STATEandroid.permission.READ_SMSandroid.permission.RECEIVE_BOOT_COMPLETEDandroid.permission.RECEIVE_MMSandroid.permission.RECEIVE_SMSandroid.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONSandroid.permission.SCHEDULE_EXACT_ALARMandroid.permission.SEND_SMSandroid.permission.SYSTEM_ALERT_WINDOWandroid.permission.VIBRATEandroid.permission.WAKE_LOCKandroid.permission.WRITE_SETTINGSdev.kerballone.spamblocker.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

07 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗