Have an AT&T unlimited or AT&T 4GB^SM plan? See the Advanced and standard versions for select plans section.

Basic versions

With AT&T Mobile Security & Call Protect¹ you get 2 free mobile apps that reduce your chances of becoming a victim of fraud. Data rates may apply when you download and use the app.


AT&T Mobile Security Basic

• Secures and protects your device¹
• Alerts you to device security updates
• Scans your device for unsafe apps or files (Android only)¹
• Notifies you of data breaches that could affect your security, privacy, or finances

AT&T Call Protect Basic

• Detects and blocks suspicious calls automatically before your phone rings
• Allows you to block or sends Spam Risk calls to voicemail automatically¹
• Allows you to send callers who aren’t on your contact list straight to voicemail¹
• Provides warnings that a call may be from a spam, telemarketing, non-profit survey, account service, private, or political callers (only available in AT&T HD Voice coverage areas)¹
• Lets you add callers to your own personal block list¹
• Enables spam call reporting so you can help improve the service for everyone¹
• Supports Siri^® voice commands to block and report calls on your iPhone^®

Plus versions

Upgrade to the AT&T Mobile Security & Call Protect Plus² subscription for $3.99 a month. You get the same features as the basic version, plus more device protection. Have an AT&T unlimited plan? You may be able to get mobile security protection at no cost to you. Learn more.

AT&T Mobile Security Plus

• Protects your data with secure Wi-Fi VPN when you use open (unencrypted) Wi-Fi^® connections.
• Sends you email theft alerts if it detects suspicious activity on your phone (Android^® only).
• Shows you Wi-Fi alerts to warn you that a network you are joining may be dangerous.²
• Offers a Personal ID Monitor that lets you know when it finds your personal info on the dark web. This is a hidden part of the internet where criminals buy and sell info, like your email address or passport number.
• Enables safe browsing to analyze and warn you about suspicious websites.

AT&T Call Protect Plus

• Includes Caller ID, giving you caller details when available and you’re in an AT&T HD Voice coverage area
• Provides caller details, when available, via Reverse Number Lookup for U.S. numbers
• Offers Custom Call Controls to allow, block, or send to voicemail types of calls (like telemarketer or nonprofit)

Get more details on AT&T Mobile Security & Call Protect

Want to opt out?

• Personal accounts: Sign in to myAT&T and select Opt out of Mobile Security & Call Protect.
• Business accounts: Sign in to Premier and un-select Mobile Security & Call Protect.
• FirstNet^®:Sign in to Local Control, go to Manage Devices, then un-select Mobile Security & Call Protect.

Advanced and standard versions for select plans

AT&T Unlimited Elite^SM or AT&T Unlimited Extra^SM


If you have Unlimited Elite or Extra, you’ll enjoy advanced mobile security³ ;features at no extra charge starting August 7, 2020. Advanced mobile security includes access to Mobile Security Plus and Call Protect Basic features. Learn more.

AT&T 4GB or AT&T Unlimited Starter^SM

Have AT&T 4GB? You’ll enjoy standard mobile security³ starting September 25, 2020. Or, if you have Unlimited Starter, you’ll enjoy standard mobile security³ at no extra charge starting August 7, 2020. Standard mobile security includes access to Mobile Security Basic and Call Protect Basic features.