CallFortis: Spam Call Blocker

🛡️ CallFortis – Spam Call Blocker That Keeps Your Data on Your Phone

Block spam calls, robocalls and unwanted telemarketers with CallFortis, a powerful, privacy-first Android spam call blocker. No ads. No distractions. Just simple, fast and reliable call blocking that works offline.

Stop unwanted calls before they ring. No accounts, cloud uploads or tracking—just smart call protection that stays on your device.

🚫 STOP SPAM CALLS IN ONE TAP

Enable protection from your home screen, Quick Settings tile or widget. CallFortis uses Android’s built-in call screening to reject or silence unwanted callers automatically. See how many calls you’ve blocked today and enjoy a quieter phone.

🔢 BLOCK NUMBERS AND ENTIRE RANGES

• Block numbers by typing them, selecting a contact or choosing a recent caller
• Block patterns using prefixes, suffixes or digits contained in a number
• Filter short-code and telemarketer numbers by digit count
• Create custom blocking rules using regular expressions
• Reject or silence unwanted calls
• Set temporary blocks for 1, 7 or 30 days, or block indefinitely
• Schedule blocking for specific hours

🌙 QUIET HOURS

Sleep, work or focus without interruptions. During quiet hours, only your contacts and Trusted Numbers can ring through. Everyone else is silenced. Create exceptions for people who must always be able to reach you.

❤️ NEVER MISS THE CALLS THAT MATTER

• Trusted Numbers always ring, regardless of other blocking rules
• Pattern rules automatically protect your saved contacts
• Get a warning before blocking someone in your contacts
• Contacts-only mode silences callers not saved in your phone

🧠 SMARTER SPAM DETECTION

• Detect repeated calls from unknown numbers and block them with one tap
• Use on-device spam detection to flag suspicious calls
• Optionally block hidden or private numbers with no caller ID

⚙️ FULL CONTROL, YOUR WAY

• Pause protection for 30 minutes, 1 hour, 8 hours or a custom duration
• Automatically resume protection when the pause ends
• View blocked-call history and why each call was stopped
• Add callers to Trusted Numbers or unblock them from history
• Get blocked-call notifications with a custom alert sound

🔐 BACKUP AND RESTORE

• Create daily, versioned automatic backups of your blocklists
• Export encrypted backups protected by your passphrase
• Restore lists on a new device
• Merge restored lists with existing rules or replace them

🔒 PRIVACY FIRST. ALWAYS.

• No account or sign-up required
• No ads, analytics or trackers
• Your blocklists and call history stay on your device
• Contacts and call-log access are optional and used only on your phone

💎 FREE AND PREMIUM

Free includes up to 20 blocked entries, 10 Trusted Numbers and one quiet-hours schedule. Upgrade to Premium for unlimited blocked entries, more Trusted Numbers and additional quiet-hours schedules.

🛡️ PERMISSIONS EXPLAINED

Call screening: Checks incoming numbers on your device so unwanted calls can be blocked.
Contacts (optional): Helps protect people you know from being blocked.
Call log (optional): Lets you select recent callers and add them to your blocklist.
Notifications (optional): Alerts you when calls are blocked.

Requires Android 10 or later.

✨ Stop spam calls. Bring peace. Download CallFortis today.