Spam Phone Checker
Check any phone number's spam, scam, and robocall reputation before you answer or dial.
# free & rate-limited · no signup
Three quick steps
Enter a number
Paste the number you want to check.
Live lookup runs
We score spam, robocall, and fraud reputation.
Read results
See a 0-100 spam score and risk flags.
Spam score (0-100)
Quantify spam and nuisance risk.
Robocaller detection
Flag automated and robocall sources.
Complaint history
Surface reported complaint volume.
Fraud flags
Detect known fraud campaign numbers.
Who uses it
Call centers
Filter spam before it reaches agents.
Consumers
Check an unknown caller's reputation.
Outreach
Protect sender reputation.
Developers
Score inbound calls in your app.
FAQ
Is this spam phone checker tool free?
Yes. It's free and rate-limited with no signup required to try. For higher volume and API access, create a free account with 1,000 lookups included.
How accurate are the results?
This free tool returns demo results to show what the API delivers. The production API is sourced from carrier, regulatory, and authoritative data updated daily.
Can I use this in bulk or via API?
Yes. Sign up for API access to run single lookups, bulk CSV jobs, and async processing with webhooks — all on one universal credit balance.