Caller intelligence
Available caller details and reputation information help you understand who may be calling. See useful context before deciding whether to answer.
Stop spam calls before they ring
Identify potential spam with AI, machine learning, and caller intelligence. Choose your protection settings, review unwanted calls, and take back control of your phone.
2M+
Protected Users
4.9
App Rating
50M+
Spam Calls Blocked
12:44
●●●●53%
Incoming call
+1 212-555-0147
New York, NY
DANGEROUS
+12125550147
Dangerous Caller
scam likely
New York, NY, US
CallCurb
Send message
Powerful Features
Everything you need to stop spam calls
CallCurb combines intelligent spam detection, automatic call blocking, and community-powered reporting to protect you from unwanted calls.
+380443383128
Unknown Caller
High Risk
Other
✕ Blocked
Call Information
i
Date & Time
Feb 08, 2026 at 5:19 pm
Duration
Not answered
Call Back
Unblock Number
⚠ Report Spam
CallCurb technology
Intelligent technology for fewer unwanted calls
CallCurb combines AI and machine learning with caller intelligence and customizable screening controls to help identify potential spam and give you more control over incoming calls.
Protection built for the way unwanted calls reach you
Unwanted calls can arrive from unfamiliar numbers and look ordinary at first glance. CallCurb adds useful context to the incoming-call experience, helping you decide which calls deserve your attention.
Caller lookup and reputation information work alongside your chosen settings. Review potential risks, block specific numbers, and use automatic blocking when it is included in your plan and enabled.
AI and machine learning
CallCurb uses AI and machine learning to support spam detection. Combined with caller intelligence and your protection settings, these tools help identify potential spam.
Community reporting
Review suspicious calls and report unwanted numbers through the app. Reporting gives you a practical way to take part in the response to unwanted calls.
Simple Process
Get started in minutes
CallCurb is designed to be intuitive. No complicated setup, no learning curve – just download and go.
01
Download the App
Get CallCurb from Google Play. Quick setup takes less than 2 minutes with guided permissions.
02
Set Your Protection Level
Choose Low, Medium, or High spam sensitivity. Enable auto-blocking and customize your protection settings.
03
Stay Protected
CallCurb automatically screens every call. Spam calls are blocked silently while legitimate calls come through.
04
Review & Report
Check your call history to see blocked spam. Report new spam numbers to help protect the community.
01. Download the App
CallCurb
Spam Call Blocker
Install
4.9 ★
Rating
2M+
Downloads
12MB
Size
About this app
Block spam calls, identify unknown callers, and protect your phone with community-powered intelligence.
Permissions
Phone calls
Notifications
Contacts
02. Set Your Protection Level
Protection Active
Sensitivity: Low
Only block calls with high spam confidence
Spam Sensitivity
0
Blocked Today
0
This Week
59
Total
Quick Settings
Auto-block spam calls
Automatically block calls identified as spam
Block unknown callers
Block calls from numbers not in contacts
03. Stay Protected
12:44
●●●●53%
Incoming call
+1 202-334-5000
Washington DC
SAFE
+12023345000
Walgreens Pharmacy
other
Miami, FL, US
CallCurb
Send message
More than a blocking decision
More confidence with every call
Effective protection includes useful information, clear controls, and practical guidance. CallCurb brings them together to help you understand what is happening on your phone.
Clear caller information
Understand the available caller details and risk signals before you make a decision.
Flexible protection
Choose your sensitivity level and manage your own blocking preferences.
Activity you can review
Use call history to revisit screened calls and understand your protection settings.
Practical guidance
Find accessible articles about unwanted calls, scam awareness, and everyday phone safety.
For organizations
Contact CallCurbTalk to us about your organization’s needs
Exploring ways to manage unwanted calls across your organization? Contact CallCurb to discuss your requirements and learn what support is currently available.
Loved by Users
What our users are saying
Join over 2 million happy users who've stopped spam calls with CallCurb.
CallCurb has completely eliminated spam calls from my life. I used to get 5-10 spam calls daily, now I get zero. The automatic blocking just works.
SC
Sarah Chen
Product Designer
The caller ID feature is incredible. I can see who's calling and their spam score before I answer. No more mystery numbers.
MJ
Marcus Johnson
Software Engineer
I was skeptical at first, but CallCurb delivered. The interface is clean and the spam detection is accurate. Best call blocker I've tried.
ER
Emily Rodriguez
Marketing Manager
As someone who gets a lot of calls, CallCurb is essential. The community reporting feature means the database keeps getting better.
DK
David Kim
Startup Founder
The automatic blocking gives me peace of mind. I don't even know spam calls are happening – they're just silently blocked.
LT
Lisa Thompson
Healthcare Professional
I've tried every spam blocker out there, and CallCurb is hands down the best. The spam detection is spot-on and setup was effortless.
JW
James Wilson
Sales Executive
4.9 on App Store
4.8 on Google Play
150K+ ReviewsReady to Stop Spam!
Your phone, spam-free
Average spam calls blocked
Per week
12
Calls screened
This month
142
Users protected
Total
2M+
Protection status
Active
12:44
●●●●53%
Incoming call
+1 202-334-5000
Washington DC
SAFE
+12023345000
Walgreens Pharmacy
other
Miami, FL, US
CallCurb
Send message
Protection
Active
Free Download
Start blocking spam calls today
Download CallCurb and explore caller identification, call history, and flexible protection settings. Premium features, including automatic blocking, are available with a subscription.
No credit card required
Cancel anytime
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