Call Guardian

4.3
12.7K reviews
5M+
Downloads
Content rating
Everyone
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About this app

Take control of your phone with Call Guardian, the ultimate spam call protection for UScellular. Whether it's pesky robocalls, scams, telemarketers, or fraudsters, spoofers, or even AI-generated voice calls, Call Guardian detects and blocks unwanted callers before they can waste your time.

Powered by our world-class spam detection algorithm, Call Guardian processes billions of calls every year to recognize and identify bad actors. This cutting-edge technology ensures that you’re always a step ahead, with instant detection of unwanted callers.

Features:
-Block Spam & Fraud: Say goodbye to the worst offenders with instant call blocking.
-Caller ID: Know who's calling, whether it’s a friend or a scammer.
-Spam Number Reverse Lookup: Look up suspicious numbers to see if they’ve been flagged.
-Verified Business Calls: Instantly recognize trusted companies with logos and names.
-Upgrade to our Premium Service with a free 14-day trial, and get even more powerful protection

Stop spam calls in their tracks—download Call Guardian today and protect your peace of mind!
Updated on
Feb 14, 2025

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
Personal info, App activity and 2 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.3
12.7K reviews
Angel Norrid
February 22, 2023
Does job but laggy/slow. I love how it catches spam/spoof calls! It also blocks calls like it should once the # is added to the block list. The call identification works well. I also like the caller ID above apps so I can see. It is very slow when tapping on numbers that have called to add to block list or add info. Once I click on block, it lags more and takes a few seconds. To the point I think the ad is froze. I'd also love to see a customizablw block filter to add area codes & more.
481 people found this review helpful
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Brenda Hubbard
October 29, 2024
At first it was ringing all spam calls. After a while, it was very good. I hardly ever had an audible spam call. Now it wants me up grade to premium for $3 and change every month. And every time I look at the calls it stopped, it has upgrade premium in red. I now longer have them the option to block a call. It's just as much of a problem as not having this app for me. Brenda Hubbard
14 people found this review helpful
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A Google user
November 12, 2019
This app is spam!! I had the premium version, and it can't even identify numbers that are in my contacts. It doesn't matter whether or not it is connected to wifi. I have emailed the developer three times now, followed all their instructions on my end and they never follow through with what they say needs to be done from their end. DO NOT PAY FOR PREMIUM!!!!! THIS APP IS A SCAM!!!!
138 people found this review helpful
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TNS Inc.
November 13, 2019
The app does protect more spam numbers when connected to WiFi but will still provide protection from the top spammers at no charge with the Basic/Free version. We can be reached at CGUSCC_support@cequint.com.

What’s new

Thanks for using Call Guardian! This update contains performance improvements and bug fixes.