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Block Mobile Scams Instantly with AI-Powered Scam Guardian Pro

That text about your “package delivery.” The email warning your account’s at risk. Today’s scams use AI to seem more convincing than ever. Avast Premium Security lets you fight back with Scam Guardian Pro — a suite of four integrated AI-powered tools that scan calls, texts, websites, and emails in real time, blocking dangerous content before it reaches your phone.

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Published on February 3, 2026
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    Mobile scams are evolving — your protection should too

    In 2024, scams cost victims more than $1 trillion worldwide — most carried out through phone calls and text messages. And the reason for this cybercrime epidemic is clear: scammers now use AI-generated assets, spoofed caller IDs, and highly convincing language to trick victims into sharing personal information, sending money, or clicking malicious links.

    That’s why the Avast Premium Security mobile app now includes Scam Guardian Pro — our most advanced, always-on scam protection. Powered by AI, it helps identify and block dangerous messages, calls, and emails, so you can connect with confidence and avoid costly traps.

    Why scams are trickier than ever

    Scammers aren’t just sending clumsy, typo‑filled messages anymore. They’re using AI to write flawless copy, spoof legitimate phone numbers, and mimic the tone of trusted companies. The result? Sophisticated social engineering ploys that can fool even the most cautious person.

    We’ve all been on the receiving end:

    • Delivery texts claiming your package is delayed — just click this link.

    • Calls “from your bank” demanding your account details right now.

    • Emails warning you to reset your password before it’s “too late.”

    These scams exploit urgency and trust to push you into acting before you think. But Scam Guardian Pro flips the script, blocking threats before they can fool you, so you never have to make a split-second, risky decision.

    One app. Four smart protections.

    Scam Guardian Pro brings together four powerful AI-driven scam detection tools in one simple dashboard inside Avast Premium Security:

    • SMS Guard – AI-powered scam detection for every text message.

    • Call Guard – Instantly identify which calls are safe to answer.

    • Email Guard – Proactively flags suspicious emails in your inbox.

    • Avast Assistant – Real-time interactive scam protection.

    No juggling multiple apps. No second-guessing your safety. Just complete, reliable scam protection you can count on.

    SMS Guard

    Scam texts can be used to steal your money, data, and peace of mind in seconds. SMS Guard stops them cold. Using Avast’s AI engine, it scans every message in real time, detecting scam patterns and malicious links — even brand-new ones. If something looks suspicious, SMS Guard flags or blocks it before it lands in your inbox.

    Screenshots of the Avast SMS Guard anti-scam feature on Android.

    Why you’ll love it:

    • Identifies scam texts automatically

    • Adapts instantly to new scam tactics

    • Protects you from malicious links

    • Works silently in the background

    Example: You’re waiting for a delivery, and a text claims you must “confirm payment” to receive it. SMS Guard intercepts and blocks it before you even think about tapping.

    Call Guard

    Scam calls are more than a nuisance — they can be costly. Call Guard makes it easy to know which calls to trust by using smart AI to filter malicious calls. The names of verified business numbers are displayed, known scams are blocked outright, and suspicious calls are flagged so you can decide whether to pick up.

    Screenshots of the Avast Call Guard anti-scam feature on Android.

    Why you’ll love it:

    • Blocks scam and spam calls automatically

    • Warns you about risky numbers

    • Labels businesses for easy recognition

    • Helps you answer with confidence

    Example: Call Guard flashes “Scam Caller” on your screen before you answer — so you hang up right away, instead of exposing yourself to a fraudster claiming to be from your bank.

    Email Guard

    Email is still a top choice for scammers, which is why we’ve built Email Guard to help keep them out of your inbox. It connects to major email providers in just a few clicks. Then, it scans messages in the cloud, detecting phishing attempts, deceptive content, malicious attachments, and spoofed senders before they reach you.

    Screenshots of the Avast Email Guard anti-scam feature on Android.

    Why you’ll love it:

    • Detects scams automatically

    • Flags dangerous emails

    • Works on all your devices

    • Keeps your inbox worry-free

    Example: A scam email looks like a friendly message from someone you trust, but Email Guard flags it before you even open it, so you don’t get caught off guard.

    Avast Assistant

    Sometimes you just want to ask:  “Is this real?” Avast Assistant gives you the answer. Snap a screenshot, upload a suspicious ad, or paste a questionable link. The interactive Avast Assistant instantly analyzes it, explains the risks in plain language, and tells you exactly what to do next.

    Screenshots of the Avast Assistant scam protection feature on Android.

    Why you’ll love it:

    • Instant answers about suspicious content

    • Works with text, images, and links

    • Explains threats in simple terms

    • Offers help with your Avast protection

    Example: You spot an unbelievable online deal for a designer watch. Upload the ad to Avast Assistant, and seconds later, it confirms it’s a scam and tells you why.

    Seamless protection on Android and iOS

    Whether you stick to one phone or switch between multiple devices, Scam Guardian Pro works seamlessly across all of them. You get the same powerful protection, the same easy‑to‑use interface, and complete coverage under a single subscription — so you’re protected everywhere, without extra hassle.

    Trusted protection, proven results

    With hundreds of millions of users worldwide and top marks in independent security tests, Avast’s award-winning protection is built on decades of cybersecurity expertise. You’re in safe hands.


    "I used to get scam calls and texts almost daily. Now, it’s like they’ve disappeared. Scam Guardian Pro feels like having a personal bodyguard for my phone."


    Daniel R., Avast Premium Security Mobile user

    Take back control of your mobile security

    Scammers never stop trying — but you don’t have to face them alone. With Scam Guardian Pro’s always‑on, AI‑powered protection, you can call, text, and email with confidence. Upgrade to Avast Premium Security today or start your free trial now.

    FAQs

    Will Scam Guardian Pro read my private messages?

    No, Avast’s scam protection tools use AI pattern recognition to detect scam indicators without storing or sharing the actual content of your messages. Your personal conversations remain private, and all scanning is done securely without exposing your data.

    Can Scam Guardian Pro block a legitimate message or call?

    It’s rare, but possible, if a legitimate message or call shares traits with known scams. If this happens, you can easily review your call logs and restore messages from within the app. This gives you full control over what’s allowed through while still protecting you from genuine threats.

    Will Scam Guardian Pro slow down my phone or drain my battery?

    No, Scam Guardian Pro is designed to run efficiently in the background, using lightweight processes that have minimal impact on performance and battery life. You’ll stay protected without noticing any slowdown.

    Do I need different apps for Android and iOS?

    No, with just one multi-device Avast Premium Security subscription, you can install the Avast Mobile Security app on Android and iOS devices. Whether you switch phones or use multiple devices, you can enjoy seamless protection from Scam Guardian Pro without needing separate accounts or purchases.

    Is it better than my phone’s built-in spam filter?

    Yes. While built‑in spam filters block some unwanted messages or calls, Scam Guardian Pro uses AI‑driven protection that goes beyond simple keyword matching. It monitors texts, calls, emails, and suspicious online content in real time to detect sophisticated scams, phishing attempts, and fraud tactics that default filters often miss.

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    Protect your Android from threats with free Avast Mobile Security

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    Scams
    Security
    Gordon Daniell
    3-02-2026