Best Free Antivirus of May 2021

Fire Tab & Fire TV Scanning & Trash cleaning

Fast Optimization

Alerts when Unknown Source & High level privacy permissions Apps Installed

Android Security & protection

Daily Virus Database updates

Scan Apps, Files and SD Card

Realtime protection

System Cleaner Integrated

Virtual Private Network (VPN)

URL Checker, Safe Browsing

Device Optimisation

Pro Version with Free Trial

Real-time Detects and eliminates malware, including spyware and Trojans

Real-time Scans your apps for malicious code and Potentially Unwanted Programs (PUPs)

Stops unauthorized access to your personal data

Scans your Android device for security vulnerabilities

Identifies applications that are tracking your location

Mobile Security and Protection

Strong virus detection

Low resource usage (uses little resource and memory)

Great user interface, extremely user friendly

Antivirus database updated regularly

Very lightweight and fast

Completely Free

Simple and easy to use

Extremely Powerful Tool

Junk Cleaner

Colorful & Friendly User Interface

Battery Saver

Easy to Use

App and Game Boosting

Low Space Needed to Install

Ram Booster

Advanced Monitoring System

Optimized for Amazon Kindle Fire Tablets (Kindle Fire 1st Generation not supported)

Basic protection for FREE for lifetime

Proactive Anti-Theft take steps when it detects suspicious activity and sends its last location when battery hits critical level

Cross-platform Anti-Theft web interface on my.eset.com

On-Charger Scan triggered when smartphone or tablet is plugged in

Super Turbo Cleaner Features:

- Phone Cleaner: Super Fast Cleaner Master for Android, best phone cleaner for free!

- Junk Cleaner: Smart junk cleaner to scan all junk files and app junks to clean up!

- Cache Cleaner: Powerful cache cleaner to detect all third-party cache to clean up!

- Space Cleaner: Super space cleaner to clean residual files to save more space!

- Storage Cleaner: Powerful storage cleaner to delete useless storage in SD card!

- System Cleaner: Super system cleaner to automatically clean system cache and junks!

- App Cleaner: Powerful app cleaner to one-tap uninstall used apps or games!

- RAM Cleaner: Smart RAM Cleaner to automatically clean RAM once RAM less than 30%!

- Power Cleaner: Powerful power cleaner to stop power draining apps to save battery!

- Speed Booster: Super fast speed booster for Android devices, boost speed by 50%!

- CPU Booster: Smart CPU booster to boost CPU once CPU usage higher than 70%!

- CPU Cooler: Powerful CPU cooler to cool down CPU temperature!

- Battery Cooler: Super battery cooler to cool down battery fast!

- Charge Master: Smart charge master to protect battery from over charging!

- Light weight, lightning quick scanning of apps

- Automatic scanning of newly installed apps to protect against a breach by malware, spyware, trojan and virus threats

- Notifies you of harmful apps with the option to remove them immediately

- Online virus definition updates to ensure that you always have the latest version available

- Extremely low battery usage

- User-friendly and very simple to use

- Compatible with all Android phone and tablet models

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Fast & Secure VPN

Enjoy Secure Internet

Access to 50+ Countries Including USA, UK, Europe etc

Private Fast Internet

24/7 Customer Support

(1) Scan Mobile Malware

Scan for suspicious APPs (i.e Spyware , Trojan , Virus, Malware, Attack Tool, Authorization, Privacy,Remote Control,Carrier IQ and Pornography and Violence Applications ) or ads on device and SD card (automatically or on demand).

Support scan SD card

Support auto-schedule Scan

Support advertisement detection, especially from Admob (This version provides part of known ads list.)

Malware database covers more than 2400+

(2)Database search before installation

Query remotely, quickly and efficiently

Detect malware in advance

Cache & Garbage Scanning

Cache and Garbage Cleaning (InApp)