Call Blocker
Call Blocker Summary
Call Blocker is a ad-supported, with in-app purchases iOS app in Tools by UnknownPhone.com. Released in Feb 2017 (9 years ago). It has 12.7K ratings with a 4.44★ (good) average. Based on AppGoblin estimates, it reaches roughly 51.5K monthly active users and generates around $<10K monthly revenue (26% IAP / 74% ads). Store metadata: updated Jan 27, 2026.
Recent activity: 1.00 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Feb 20, 2025.
Store info: Last updated on App Store on Jan 27, 2026 .
4.44★
Ratings: 12.7K
Screenshots
App Description
Block, identify and report suspicious phone numbers. Unknownphone.com brings you the most complete app to avoid phone scams, unwanted calls and extra charges in your bill. With more than 10,000,000 telephone numbers registered and identified in our website and a community with millions of users in the United States and around the world.
BLOCK PHONE NUMBERS
- Do you want to know who is calling you? Are you annoyed by unwanted calls? With our app you will be able to block any phone number you want.
(Activate in your iPhone the call block functionality in Settings -> Phone -> Call Blocking & Identification -> Call Blocker)
REPORT SUSPICIOUS PHONE NUMBERS
Search any phone number and check if it has been previously reported. Share your experience and warn our community.
IDENTIFY COMMERCIAL CALLS
Are you receiving calls and have no idea who is calling you? Do they refuse to identify themselves? Check the phone number with our application and find out who calls you. Verify the phone owner and block their calls.
AVOID THE MOST COMMON SCAMS
- Get the latest and most updated information on telephone scams in the United States. Block suspicious phone numbers before they call you.
OUR COMMUNITY
Unknownphone.com is the largest community on phone search and the biggest phone spam directory in the United States. With more than 10,000,000 identified phone numbers in more than 30 countries.
Call Blocker is Unknownphone.com’s official phone block app and you will be able to access all of our services from your iPhone.
Optional subscription to our service
- Unlimited credits. Get information for all numbers you want.
- Automatic detection and block of up to 200,000 dangerous phone numbers in your country.
- Access without limitations all our records for any phone number.
- No ads.
- Auto-renewing subscription ($7.99 monthly / $14.99 3 months - price varies by country)
Call Blocker respects your right to privacy. Your contacts will never be public.
Privacy policy: unknownphone.com/privacy-policy
Terms of use: unknownphone.com/terms-of-service
Payment for auto-renewing subscription to Call Blocker will be charged to your iTunes account upon confirmation of purchase. Subscription can be managed and auto-renewal can be turned off by going to the Account Settings on your device. To avoid renewal, you must cancel at least 24 hours before your subscription ends. You