SpamBlocker (Call & SMS)
- Reverted the Hang-up change made in 5.18
Improvements:
- Custom notification icon is back, supported Android versions: 10~15 and 17, not 16.
Filters:
- Contacts
- Contact Group
- Contact Prefix
- STIR/SHAKEN
- Repeated Calls
- Dialed Number
- Answered Number
- Emergency
- Push Alert
- SMS Alert
- SMS Bomb
- Recent Apps
- Meeting Mode
- Off Time
- Spam Database
- Local AI
- Schedule & Calendar
- Geolocation & Carrier
- Instant Query
- Report Spam
- Regex
- and more...
Details: https://github.com/aj3423/SpamBlocker
- Author: aj3423
- License: MIT License
- Issue Tracker
- Source Code
- Build Metadata
- Reproducibility Status
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Versions
Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.
Download F-Droid-
arm64-v8aarmeabi-v7ax86x86_64This version requires Android 10 or newer.
It is built and signed by the original developer, and guaranteed to correspond to this source tarball.
Download APK 8 MiB PGP Signature | Build Log
-
arm64-v8aarmeabi-v7ax86x86_64This version requires Android 10 or newer.
It is built and signed by the original developer, and guaranteed to correspond to this source tarball.
Download APK 8 MiB PGP Signature | Build Log
-
arm64-v8aarmeabi-v7ax86x86_64This version requires Android 10 or newer.
It is built and signed by the original developer, and guaranteed to correspond to this source tarball.
Download APK 8 MiB PGP Signature | Build Log
- Hang-Up doesn't work on some OEM devices
Improvements:
- SMS AI training no longer requires 50+ samples, try starting with just 10 messages
- CustomTile title now syncs with the bound workflow (no longer fixed as "Custom")
- API report categories changed, existing settings will be migrated automatically.
- PhoneBlock Token can now be opted out when sharing backups.
Re-backup if necessary.
New:
- Local AI SMS filter (experimental)
- Train your own spam SMS filter by manually classifying some messages.
- Algorithm: Complement Naive Bayes
Fixes:
- API query "formula mode" doesn't work when either positive or negative identifier is empty.
- The 7726 SMS workflow flags replies from 7726 as


