Avast One vs Avira Security: Best Free Antivirus for Android in 2023

Avast One is designed for users who want a comprehensive all-in-one security suite with a VPN, firewall, and privacy tools, backed by a massive user base. Avira Security appeals to those seeking a lightweight, privacy-focused antivirus with strong malware detection and a built-in VPN. Both apps offer free and premium tiers, but cater to slightly different priorities.

Avast One: Antivirus, Security Android app icon

Avast One: Antivirus, Security

Rating
★ 4.61
Downloads
100,000,000+
Developer
Avast Software
View on Play Store
Avira Security Antivirus & VPN Android app icon

Avira Security Antivirus & VPN

Recommended
Rating
★ 4.71
Downloads
10,000,000+
Developer
AVIRA
View on Play Store

Protect against viruses & other types of malware with Avast One, our free All-in-one Mobile security app for Android. Trusted by hundreds of millions - much more than just antivirus protection.  Avast One is your personal digital guardian; choose protection your way,…

Pros

  • Comprehensive protection with antivirus, VPN, firewall, and app lock
  • Real-time malware scanning and phishing protection
  • Free VPN with 5 GB weekly data cap
  • Privacy scanner for social media accounts
  • Large user community and frequent updates

Cons

  • Contains ads and prompts to upgrade to premium
  • Can be resource-heavy and slow down older devices
  • Some features (like VPN) require in-app purchases for unlimited use

Your mobile device is your key to the digital world. You can browse the internet, store photos, contacts, emails, and manage payment information. It might be crucial to your job or just a way to connect with those you love, so securing your data is critical. Avira Antivirus gives…

Pros

  • Excellent malware detection rates with low false positives
  • Lightweight and battery-friendly
  • Free VPN with 100 MB daily data (no log policy)
  • Privacy-focused with identity protection and breach alerts
  • Clean, intuitive interface with minimal ads

Cons

  • Free VPN data cap is very low (100 MB/day)
  • Lacks advanced features like firewall or app lock
  • Some users report occasional notification spam

Final Verdict

Our pick: Avira Security Antivirus & VPN

For most Android users, Avira Security is the better choice due to its higher rating, lighter footprint, and excellent privacy features. Avast One offers more features like a firewall and app locking, but its ads and bloatware can be intrusive. If you want maximum protection with minimal impact on performance, go with Avira. However, if you need a full security suite with extra tools and don't mind ads, Avast One is a solid alternative.

Avast One: Antivirus, Security Android app icon

Avast One: Antivirus, Security Screenshots

Official app screenshots from the Google Play Store.

Avast One: Antivirus, Security Android app screenshot 1
Avast One: Antivirus, Security Android app screenshot 1
Avast One: Antivirus, Security Android app screenshot 2
Avast One: Antivirus, Security Android app screenshot 2
Avast One: Antivirus, Security Android app screenshot 3
Avast One: Antivirus, Security Android app screenshot 3
Avast One: Antivirus, Security Android app screenshot 4
Avast One: Antivirus, Security Android app screenshot 4
Avast One: Antivirus, Security Android app screenshot 5
Avast One: Antivirus, Security Android app screenshot 5
Avira Security Antivirus & VPN Android app icon

Avira Security Antivirus & VPN Screenshots

Official app screenshots from the Google Play Store.

Avira Security Antivirus & VPN Android app screenshot 1
Avira Security Antivirus & VPN Android app screenshot 1
Avira Security Antivirus & VPN Android app screenshot 2
Avira Security Antivirus & VPN Android app screenshot 2
Avira Security Antivirus & VPN Android app screenshot 3
Avira Security Antivirus & VPN Android app screenshot 3
Avira Security Antivirus & VPN Android app screenshot 4
Avira Security Antivirus & VPN Android app screenshot 4
Avira Security Antivirus & VPN Android app screenshot 5
Avira Security Antivirus & VPN Android app screenshot 5

Frequently Asked Questions

Which app has a higher rating on Google Play?

Avira Security has a higher rating at 4.71 compared to Avast One's 4.61, based on millions of reviews.

Do these apps work offline?

Both apps require an internet connection for real-time scanning and updates. However, basic on-demand scanning can work offline, but features like VPN and cloud-based detection are unavailable.

Are there ads in the free versions?

Yes, both free versions display ads. Avast One tends to have more frequent ads and upgrade prompts, while Avira's ads are less intrusive.

What are the minimum Android requirements?

Avast One requires Android 6.0 or higher. Avira Security requires Android 5.0 or higher. Both are compatible with most modern devices.

Which app should I choose for privacy?

Avira Security is better for privacy due to its no-log VPN, identity protection features, and minimal data collection. Avast One also offers privacy tools but has faced criticism over data sharing practices in the past.