Read user comments on flagged calls.

Now available for AT&T PREPAID customers!

Activate the Call Protect app to enable Spam Risk and Unknown Caller blocking and more, at no extra charge. Eligible AT&T subscribers are already protected with automatic Fraud call blocking and nuisance call warnings, using the power of the AT&T network. Call Protect subscribers also receive access to AT&T Mobile Security which help protect your phone from malware, viruses and other mobile threats. Req’s download of separate apps.

AT&T Call Protect:
- Automatic Fraud Blocking: Detects and blocks calls from likely fraudsters, before your phone even rings
- Block Spam Risk labelled calls: Enable in-app to block or send to voicemail calls identified as Spam Risk
- Unknown Callers sent to voicemail: Enable in-app to send callers not in your contact list to voicemail.
- Get a heads up on potential nuisance calls*: See warnings of telemarketers, nonprofit, surveys, account services, private or political callers
- Personal Block List: Add individual unwanted callers to your own block list
- Report Spam Calls: Help identify suspected spam and likely fraud calls. Your reports help us to continually improve our service for everyone

AT&T Call Protect Plus (In-app purchase):
- Caller ID*: Gives you caller details
- Custom Call Controls: Take more control by blocking, sending to voicemail or allowing entire Categories (Telemarketer, Account Services, etc.) of callers
- Reverse Number Lookup: Shows caller details when you enter a U.S. number. Up to 200 queries per user within 24-hour period.
*Available in AT&T HD Voice coverage areas

AT&T Mobile Security & Call Protect Terms:
Automatic Fraud and Spam Risk Blocking: May inadvertently block wanted calls. Nuisance Call warnings: May include service messages and/or other permitted calls. Personal Block List: Permits blocking of individual phone numbers (excludes private numbers). Manage all settings via app.

AT&T Mobile Security & Call Protect Plus Terms:
$3.99/mo. Service auto-renews every 30 days unless canceled. Manage mobile purchases at or call 800.331.0500 (611 from wireless phone). All Google Play billed subscriptions must be cancelled within Google Play. Deleting the app will not cancel the subscription. Custom Call Controls: All call categories, except Fraud, are automatically set to allow. Manage all settings via app. Payments are nonrefundable (subj. to applicable law).

Rates: Data charges may apply for app download and usage. Other charges and restr. may apply.
Eligibility: Compatible device req’d and includes AT&T HD Voice-enabled Android smartphones. Smartphones sold by other carriers may not be eligible. Avail. for AT&T postpaid, PREPAID, business and FirstNet wireless customers with eligible wireless service.

For complete terms for AT&T Call Protect, see
For complete terms for AT&T Mobile Security, see

See available downloads
There's a more recent version available below!

This release may come in several variants. Consult our handy FAQ to see which download is right for you.

3.17.0-2235 APK
March 5, 2021
Android 7.0+
All Releases
AT&T Call Protect 3.33.0-2493


Uploaded:March 14, 2022 at 10:07PM UTC

File size:40.72 MB


AT&T Call Protect 3.32.0-2476
February 15, 2022


Uploaded:February 15, 2022 at 10:32PM UTC

File size:40.04 MB


AT&T Call Protect 3.30.0-2447


Uploaded:December 9, 2021 at 8:01PM UTC

File size:39.9 MB


AT&T Call Protect 3.28.0-2424


Uploaded:October 22, 2021 at 5:22PM UTC

File size:40 MB


AT&T Call Protect 3.27.0-2412
September 9, 2021


Uploaded:September 9, 2021 at 8:11PM UTC

File size:47.11 MB


AT&T Call Protect 3.24.0-2360


Uploaded:June 17, 2021 at 5:34PM UTC

File size:42.08 MB


AT&T Call Protect 3.21.0-2316


Uploaded:May 3, 2021 at 8:39PM UTC

File size:41.21 MB


AT&T Call Protect 3.17.0-2235


Uploaded:March 5, 2021 at 7:22PM UTC

File size:33.5 MB


AT&T Call Protect 3.14.1-2218


Uploaded:January 28, 2021 at 6:10PM UTC

File size:33.41 MB


AT&T Call Protect 3.10.2-2135


Uploaded:December 1, 2020 at 11:37PM UTC

File size:33.45 MB