Stop Spam Calls.
Protect Your Peace.
Block-Spam uses artificial intelligence to identify and block unwanted calls in real time. Available on iOS and Android.
Powerful Features
Everything you need to take back control of your phone
Block Spam Numbers
Automatically block numbers identified as annoying or fraudulent by our community and AI systems.
Block Hidden Numbers
Block all hidden, restricted, or anonymous numbers with a single toggle.
AI Detection
Our machine learning engine analyzes call patterns to detect and block new spam numbers before they reach you.
Reverse Lookup
Instantly identify unknown callers with our comprehensive phone number database.
Whitelist Mode
Allow calls only from your contacts. Perfect for maximum privacy and focus time.
Real-Time Alerts
Get instant notifications when a potential spam call is blocked, with caller details and risk level.
See Block-Spam in Action
A clean, powerful interface designed to keep your phone spam-free.
Smart Settings
Toggle blocking, allow lists and unknown number filters.
Blacklist & Allow List
Manage blocked numbers with a tap, or whitelist your contacts.
Real-Time Spam Alerts
Get warned the instant a known spam number calls you.
Blocked Calls Log
Full history of every call blocked, with date and time.
Wildcard Blocking
Block entire area codes or country prefixes with a pattern.
Stay Ahead of Scammers
Read the latest news on spam protection, AI fraud detection & more
How It Works
Start blocking spam calls in under 60 seconds
Download the App
Get Block-Spam free from the App Store or Google Play.
Enable Protection
Follow the simple setup guide to activate call blocking on your device.
Enjoy Peace of Mind
Relax while Block-Spam silently blocks unwanted calls 24/7.
Loved by Millions
See what our users are saying
"Finally! A call blocker app that really works. Specially the feature that allows calls only from contact list."
"I have been using this app for several years now and it is a must-have app. Every day I still get spam calls. It can block all numbers that are not in your contacts."
"Best spam blocker I've ever used. The AI detection is impressive — it catches numbers that other apps miss completely."
Frequently Asked Questions
Ready to Stop Spam Calls?
Join over 1 million users who already enjoy a spam-free phone experience.