Callfilter.app

Content rating
Rated for 3+
1M+
Downloads
Content rating
Rated for 3+
Users Interact
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About this app

Callfilter.app is a simple and effective app that blocks unwanted calls. It’s free, has no ads, and doesn’t collect or share your personal data.

WHAT IT BLOCKS
Callfilter.app can automatically block:
• Telemarketing and aggressive sales calls
• Scam and fraud calls
• Debt collector calls
• Unwanted offers from banks
• Survey calls
• “Silent” calls (instant hang-ups)
• Calls from numbers in your personal blacklist (wildcards supported, optional)
• Calls from numbers not in your contacts (optional)
• Any other unwanted calls

PRIVACY-FIRST
You can use Callfilter.app without Contacts access.
If you choose to allow Contacts access, the app can always allow calls from your contacts (optional).

ALWAYS UP TO DATE
The spam database is updated multiple times a day. Updates are optimized to keep protection strong without draining your battery or wasting data.
A simple, effective app to block spam calls
Updated on
Jun 22, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    App info and performance
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

• Added Czech language support.
• Fixed a UI issue when protection is temporarily disabled.
• Added a switch on the Status screen to quickly turn protection off and on.
• In passive mode, the incorrect call blocked notification no longer appears.